Merge MariaDB 10.0-base to MariaDB 10.0

2025-07-29 05:21:33 +03:00 · 2012-12-18 15:01:58 +01:00
parent 4923d19b7c 6c3de76ad5
commit 701419b02f
225 changed files with 10932 additions and 1679 deletions
--- a/client/mysqlshow.c
+++ b/client/mysqlshow.c
@ -1,5 +1,6 @@
 /*
-   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2000, 2012, Oracle and/or its affiliates.
+   Copyright (c) 2010, 2012, Monty Program Ab

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
--- a/cmake/mysql_version.cmake
+++ b/cmake/mysql_version.cmake
@ -67,7 +67,7 @@ IF(NOT "${MAJOR_VERSION}" MATCHES "[0-9]+" OR
  MARK_AS_ADVANCED(VERSION MYSQL_VERSION_ID MYSQL_BASE_VERSION)
  SET(CPACK_PACKAGE_VERSION_MAJOR ${MAJOR_VERSION})
  SET(CPACK_PACKAGE_VERSION_MINOR ${MINOR_VERSION})
-  SET(CPACK_PACKAGE_VERSION_PATCH ${PATCH_VERSION})
+  SET(CPACK_PACKAGE_VERSION_PATCH ${PATCH_VERSION}${EXTRA_VERSION})
 ENDMACRO()

 # Get mysql version and other interesting variables
--- a/config.h.cmake
+++ b/config.h.cmake
@ -41,7 +41,6 @@
 #cmakedefine HAVE_FNMATCH_H 1
 #cmakedefine HAVE_FPU_CONTROL_H 1
 #cmakedefine HAVE_GRP_H 1
-#cmakedefine HAVE_EXPLICIT_TEMPLATE_INSTANTIATION 1
 #cmakedefine HAVE_IA64INTRIN_H 1
 #cmakedefine HAVE_IEEEFP_H 1
 #cmakedefine HAVE_INTTYPES_H 1
--- a/extra/perror.c
+++ b/extra/perror.c
@ -1,5 +1,5 @@
 /*
-   Copyright (c) 2000, 2011, Oracle and/or its affiliates
+   Copyright (c) 2000, 2012, Oracle and/or its affiliates.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
--- a/extra/yassl/CMakeLists.txt
+++ b/extra/yassl/CMakeLists.txt
@ -30,10 +30,6 @@ SET(YASSL_SOURCES  src/buffer.cpp src/cert_wrapper.cpp src/crypto_wrapper.cpp sr
 				src/log.cpp src/socket_wrapper.cpp src/ssl.cpp src/timer.cpp src/yassl_error.cpp 
 				src/yassl_imp.cpp src/yassl_int.cpp)

-IF(HAVE_EXPLICIT_TEMPLATE_INSTANTIATION)
-  SET(YASSL_SOURCES ${YASSL_SOURCES} src/template_instnt.cpp)
-ENDIF()
-
 ADD_CONVENIENCE_LIBRARY(yassl ${YASSL_SOURCES})
 RESTRICT_SYMBOL_EXPORTS(yassl)

--- a/extra/yassl/src/crypto_wrapper.cpp
+++ b/extra/yassl/src/crypto_wrapper.cpp
@ -993,25 +993,4 @@ x509* PemToDer(FILE* file, CertType type, EncryptedInfo* info)

 } // namespace

-
-#ifdef HAVE_EXPLICIT_TEMPLATE_INSTANTIATION
-namespace yaSSL {
-template void ysDelete<DiffieHellman::DHImpl>(DiffieHellman::DHImpl*);
-template void ysDelete<Integer::IntegerImpl>(Integer::IntegerImpl*);
-template void ysDelete<RSA::RSAImpl>(RSA::RSAImpl*);
-template void ysDelete<DSS::DSSImpl>(DSS::DSSImpl*);
-template void ysDelete<RandomPool::RandomImpl>(RandomPool::RandomImpl*);
-template void ysDelete<AES::AESImpl>(AES::AESImpl*);
-template void ysDelete<RC4::RC4Impl>(RC4::RC4Impl*);
-template void ysDelete<DES_EDE::DES_EDEImpl>(DES_EDE::DES_EDEImpl*);
-template void ysDelete<DES::DESImpl>(DES::DESImpl*);
-template void ysDelete<HMAC_RMD::HMAC_RMDImpl>(HMAC_RMD::HMAC_RMDImpl*);
-template void ysDelete<HMAC_SHA::HMAC_SHAImpl>(HMAC_SHA::HMAC_SHAImpl*);
-template void ysDelete<HMAC_MD5::HMAC_MD5Impl>(HMAC_MD5::HMAC_MD5Impl*);
-template void ysDelete<RMD::RMDImpl>(RMD::RMDImpl*);
-template void ysDelete<SHA::SHAImpl>(SHA::SHAImpl*);
-template void ysDelete<MD5::MD5Impl>(MD5::MD5Impl*);
-}
-#endif // HAVE_EXPLICIT_TEMPLATE_INSTANTIATION
-
 #endif // !USE_CRYPTOPP_LIB
--- a/extra/yassl/src/template_instnt.cpp
+++ b/extra/yassl/src/template_instnt.cpp
@ -1,110 +0,0 @@
-/*
-   Copyright (C) 2000-2007 MySQL AB
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; version 2 of the License.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; see the file COPYING. If not, write to the
-   Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
-   MA  02110-1301  USA.
-*/
-
-
-/*  Explicit template instantiation requests 
- */
-
-
-#include "runtime.hpp"
-#include "handshake.hpp"
-#include "yassl_int.hpp"
-#include "crypto_wrapper.hpp"
-#include "hmac.hpp"
-#include "md5.hpp"
-#include "sha.hpp"
-#include "ripemd.hpp"
-#include "openssl/ssl.h"
-
-#ifdef HAVE_EXPLICIT_TEMPLATE_INSTANTIATION
-
-namespace mySTL {
-template class list<unsigned char*>;
-template yaSSL::del_ptr_zero for_each(mySTL::list<unsigned char*>::iterator, mySTL::list<unsigned char*>::iterator, yaSSL::del_ptr_zero);
-template pair<int, yaSSL::Message* (*)()>* uninit_copy<mySTL::pair<int, yaSSL::Message* (*)()>*, mySTL::pair<int, yaSSL::Message* (*)()>*>(mySTL::pair<int, yaSSL::Message* (*)()>*, mySTL::pair<int, yaSSL::Message* (*)()>*, mySTL::pair<int, yaSSL::Message* (*)()>*);
-template pair<int, yaSSL::HandShakeBase* (*)()>* uninit_copy<mySTL::pair<int, yaSSL::HandShakeBase* (*)()>*, mySTL::pair<int, yaSSL::HandShakeBase* (*)()>*>(mySTL::pair<int, yaSSL::HandShakeBase* (*)()>*, mySTL::pair<int, yaSSL::HandShakeBase* (*)()>*, mySTL::pair<int, yaSSL::HandShakeBase* (*)()>*);
-template void destroy<mySTL::pair<int, yaSSL::Message* (*)()>*>(mySTL::pair<int, yaSSL::Message* (*)()>*, mySTL::pair<int, yaSSL::Message* (*)()>*);
-template void destroy<mySTL::pair<int, yaSSL::HandShakeBase* (*)()>*>(mySTL::pair<int, yaSSL::HandShakeBase* (*)()>*, mySTL::pair<int, yaSSL::HandShakeBase* (*)()>*);
-template pair<int, yaSSL::ServerKeyBase* (*)()>* uninit_copy<mySTL::pair<int, yaSSL::ServerKeyBase* (*)()>*, mySTL::pair<int, yaSSL::ServerKeyBase* (*)()>*>(mySTL::pair<int, yaSSL::ServerKeyBase* (*)()>*, mySTL::pair<int, yaSSL::ServerKeyBase* (*)()>*, mySTL::pair<int, yaSSL::ServerKeyBase* (*)()>*);
-template void destroy<mySTL::pair<int, yaSSL::ServerKeyBase* (*)()>*>(mySTL::pair<int, yaSSL::ServerKeyBase* (*)()>*, mySTL::pair<int, yaSSL::ServerKeyBase* (*)()>*);
-template pair<int, yaSSL::ClientKeyBase* (*)()>* uninit_copy<mySTL::pair<int, yaSSL::ClientKeyBase* (*)()>*, mySTL::pair<int, yaSSL::ClientKeyBase* (*)()>*>(mySTL::pair<int, yaSSL::ClientKeyBase* (*)()>*, mySTL::pair<int, yaSSL::ClientKeyBase* (*)()>*, mySTL::pair<int, yaSSL::ClientKeyBase* (*)()>*);
-template class list<TaoCrypt::Signer*>;
-template class list<yaSSL::SSL_SESSION*>;
-template class list<yaSSL::input_buffer*>;
-template class list<yaSSL::output_buffer*>;
-template class list<yaSSL::x509*>;
-template class list<yaSSL::Digest*>;
-template class list<yaSSL::BulkCipher*>;
-template void destroy<mySTL::pair<int, yaSSL::ClientKeyBase* (*)()>*>(mySTL::pair<int, yaSSL::ClientKeyBase* (*)()>*, mySTL::pair<int, yaSSL::ClientKeyBase* (*)()>*);
-template yaSSL::del_ptr_zero for_each<mySTL::list<TaoCrypt::Signer*>::iterator, yaSSL::del_ptr_zero>(mySTL::list<TaoCrypt::Signer*>::iterator, mySTL::list<TaoCrypt::Signer*>::iterator, yaSSL::del_ptr_zero);
-template yaSSL::del_ptr_zero for_each<mySTL::list<yaSSL::SSL_SESSION*>::iterator, yaSSL::del_ptr_zero>(mySTL::list<yaSSL::SSL_SESSION*>::iterator, mySTL::list<yaSSL::SSL_SESSION*>::iterator, yaSSL::del_ptr_zero);
-template yaSSL::del_ptr_zero for_each<mySTL::list<yaSSL::input_buffer*>::iterator, yaSSL::del_ptr_zero>(mySTL::list<yaSSL::input_buffer*>::iterator, mySTL::list<yaSSL::input_buffer*>::iterator, yaSSL::del_ptr_zero);
-template yaSSL::del_ptr_zero for_each<mySTL::list<yaSSL::output_buffer*>::iterator, yaSSL::del_ptr_zero>(mySTL::list<yaSSL::output_buffer*>::iterator, mySTL::list<yaSSL::output_buffer*>::iterator, yaSSL::del_ptr_zero);
-template yaSSL::del_ptr_zero for_each<mySTL::list<yaSSL::x509*>::iterator, yaSSL::del_ptr_zero>(mySTL::list<yaSSL::x509*>::iterator, mySTL::list<yaSSL::x509*>::iterator, yaSSL::del_ptr_zero);
-template yaSSL::del_ptr_zero for_each<mySTL::list<yaSSL::Digest*>::iterator, yaSSL::del_ptr_zero>(mySTL::list<yaSSL::Digest*>::iterator, mySTL::list<yaSSL::Digest*>::iterator, yaSSL::del_ptr_zero);
-template yaSSL::del_ptr_zero for_each<mySTL::list<yaSSL::BulkCipher*>::iterator, yaSSL::del_ptr_zero>(mySTL::list<yaSSL::BulkCipher*>::iterator, mySTL::list<yaSSL::BulkCipher*>::iterator, yaSSL::del_ptr_zero);
-template bool list<yaSSL::ThreadError>::erase(list<yaSSL::ThreadError>::iterator);
-template void list<yaSSL::ThreadError>::push_back(yaSSL::ThreadError);
-template void list<yaSSL::ThreadError>::pop_front();
-template void list<yaSSL::ThreadError>::pop_back();
-template list<yaSSL::ThreadError>::~list();
-template pair<int, yaSSL::Message* (*)()>* GetArrayMemory<pair<int, yaSSL::Message* (*)()> >(size_t);
-template void FreeArrayMemory<pair<int, yaSSL::Message* (*)()> >(pair<int, yaSSL::Message* (*)()>*);
-template pair<int, yaSSL::HandShakeBase* (*)()>* GetArrayMemory<pair<int, yaSSL::HandShakeBase* (*)()> >(size_t);
-template void FreeArrayMemory<pair<int, yaSSL::HandShakeBase* (*)()> >(pair<int, yaSSL::HandShakeBase* (*)()>*);
-template pair<int, yaSSL::ServerKeyBase* (*)()>* GetArrayMemory<pair<int, yaSSL::ServerKeyBase* (*)()> >(size_t);
-template void FreeArrayMemory<pair<int, yaSSL::ServerKeyBase* (*)()> >(pair<int, yaSSL::ServerKeyBase* (*)()>*);
-template pair<int, yaSSL::ClientKeyBase* (*)()>* GetArrayMemory<pair<int, yaSSL::ClientKeyBase* (*)()> >(size_t);
-template void FreeArrayMemory<pair<int, yaSSL::ClientKeyBase* (*)()> >(pair<int, yaSSL::ClientKeyBase* (*)()>*);
-}
-
-namespace yaSSL {
-template void ysDelete<SSL_CTX>(yaSSL::SSL_CTX*);
-template void ysDelete<SSL>(yaSSL::SSL*);
-template void ysDelete<BIGNUM>(yaSSL::BIGNUM*);
-template void ysDelete<unsigned char>(unsigned char*);
-template void ysDelete<DH>(yaSSL::DH*);
-template void ysDelete<TaoCrypt::Signer>(TaoCrypt::Signer*);
-template void ysDelete<SSL_SESSION>(yaSSL::SSL_SESSION*);
-template void ysDelete<input_buffer>(input_buffer*);
-template void ysDelete<output_buffer>(output_buffer*);
-template void ysDelete<x509>(x509*);
-template void ysDelete<Auth>(Auth*);
-template void ysDelete<HandShakeBase>(HandShakeBase*);
-template void ysDelete<ServerKeyBase>(ServerKeyBase*);
-template void ysDelete<ClientKeyBase>(ClientKeyBase*);
-template void ysDelete<SSL_METHOD>(SSL_METHOD*);
-template void ysDelete<DiffieHellman>(DiffieHellman*);
-template void ysDelete<BulkCipher>(BulkCipher*);
-template void ysDelete<Digest>(Digest*);
-template void ysDelete<X509>(X509*);
-template void ysDelete<Message>(Message*);
-template void ysDelete<sslFactory>(sslFactory*);
-template void ysDelete<Sessions>(Sessions*);
-template void ysDelete<Errors>(Errors*);
-template void ysArrayDelete<unsigned char>(unsigned char*);
-template void ysArrayDelete<char>(char*);
-
-template int min<int>(int, int);
-template uint16 min<uint16>(uint16, uint16);
-template unsigned int min<unsigned int>(unsigned int, unsigned int);
-template unsigned long min<unsigned long>(unsigned long, unsigned long);
-}
-
-#endif // HAVE_EXPLICIT_TEMPLATE_INSTANTIATION
-
--- a/extra/yassl/src/yassl_int.cpp
+++ b/extra/yassl/src/yassl_int.cpp
@ -2601,13 +2601,3 @@ extern "C" void yaSSL_CleanUp()
    yaSSL::errorsInstance = 0;
 }

-
-#ifdef HAVE_EXPLICIT_TEMPLATE_INSTANTIATION
-namespace mySTL {
-template yaSSL::yassl_int_cpp_local1::SumData for_each<mySTL::list<yaSSL::input_buffer*>::iterator, yaSSL::yassl_int_cpp_local1::SumData>(mySTL::list<yaSSL::input_buffer*>::iterator, mySTL::list<yaSSL::input_buffer*>::iterator, yaSSL::yassl_int_cpp_local1::SumData);
-template yaSSL::yassl_int_cpp_local1::SumBuffer for_each<mySTL::list<yaSSL::output_buffer*>::iterator, yaSSL::yassl_int_cpp_local1::SumBuffer>(mySTL::list<yaSSL::output_buffer*>::iterator, mySTL::list<yaSSL::output_buffer*>::iterator, yaSSL::yassl_int_cpp_local1::SumBuffer);
-template mySTL::list<yaSSL::SSL_SESSION*>::iterator find_if<mySTL::list<yaSSL::SSL_SESSION*>::iterator, yaSSL::yassl_int_cpp_local2::sess_match>(mySTL::list<yaSSL::SSL_SESSION*>::iterator, mySTL::list<yaSSL::SSL_SESSION*>::iterator, yaSSL::yassl_int_cpp_local2::sess_match);
-template mySTL::list<yaSSL::ThreadError>::iterator find_if<mySTL::list<yaSSL::ThreadError>::iterator, yaSSL::yassl_int_cpp_local2::thr_match>(mySTL::list<yaSSL::ThreadError>::iterator, mySTL::list<yaSSL::ThreadError>::iterator, yaSSL::yassl_int_cpp_local2::thr_match);
-}
-#endif
-
--- a/extra/yassl/taocrypt/CMakeLists.txt
+++ b/extra/yassl/taocrypt/CMakeLists.txt
@ -29,10 +29,6 @@ SET(TAOCRYPT_SOURCES		src/aes.cpp src/aestables.cpp src/algebra.cpp src/arc4.cpp
 				include/random.hpp include/ripemd.hpp include/rsa.hpp include/sha.hpp
                                include/rabbit.hpp include/hc128.hpp)

-IF(HAVE_EXPLICIT_TEMPLATE_INSTANTIATION)
-  SET(TAOCRYPT_SOURCES ${TAOCRYPT_SOURCES} src/template_instnt.cpp)
-ENDIF()
-
 ADD_CONVENIENCE_LIBRARY(taocrypt ${TAOCRYPT_SOURCES})
 RESTRICT_SYMBOL_EXPORTS(taocrypt)

--- a/extra/yassl/taocrypt/src/algebra.cpp
+++ b/extra/yassl/taocrypt/src/algebra.cpp
@ -325,13 +325,3 @@ void AbstractRing::SimultaneousExponentiate(Integer *results,

 } // namespace

-
-#ifdef HAVE_EXPLICIT_TEMPLATE_INSTANTIATION
-namespace mySTL {
-template TaoCrypt::WindowSlider* uninit_copy<TaoCrypt::WindowSlider*, TaoCrypt::WindowSlider*>(TaoCrypt::WindowSlider*, TaoCrypt::WindowSlider*, TaoCrypt::WindowSlider*);
-template void destroy<TaoCrypt::WindowSlider*>(TaoCrypt::WindowSlider*, TaoCrypt::WindowSlider*);
-template TaoCrypt::WindowSlider* GetArrayMemory<TaoCrypt::WindowSlider>(size_t);
-template void FreeArrayMemory<TaoCrypt::WindowSlider>(TaoCrypt::WindowSlider*);
-}
-#endif
-
--- a/extra/yassl/taocrypt/src/integer.cpp
+++ b/extra/yassl/taocrypt/src/integer.cpp
@ -3890,17 +3890,5 @@ Integer CRT(const Integer &xp, const Integer &p, const Integer &xq,
    return p * (u * (xq-xp) % q) + xp;
 }

-
-#ifdef HAVE_EXPLICIT_TEMPLATE_INSTANTIATION
-#ifndef TAOCRYPT_NATIVE_DWORD_AVAILABLE
-template hword DivideThreeWordsByTwo<hword, Word>(hword*, hword, hword, Word*);
-#endif
-template word DivideThreeWordsByTwo<word, DWord>(word*, word, word, DWord*);
-#ifdef SSE2_INTRINSICS_AVAILABLE
-template class AlignedAllocator<word>;
-#endif
-#endif
-
-
 } // namespace

--- a/extra/yassl/taocrypt/src/template_instnt.cpp
+++ b/extra/yassl/taocrypt/src/template_instnt.cpp
@ -1,81 +0,0 @@
-/*
-   Copyright (C) 2000-2007 MySQL AB
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; version 2 of the License.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; see the file COPYING. If not, write to the
-   Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
-   MA  02110-1301  USA.
-*/
-
-
-/*  Explicit template instantiation requests 
- */
-
-
-#include "runtime.hpp"
-#include "integer.hpp"
-#include "rsa.hpp"
-#include "sha.hpp"
-#include "md5.hpp"
-#include "hmac.hpp"
-#include "ripemd.hpp"
-#include "pwdbased.hpp"
-#include "algebra.hpp"
-#include "vector.hpp"
-#include "hash.hpp"
-
-#ifdef HAVE_EXPLICIT_TEMPLATE_INSTANTIATION
-namespace TaoCrypt {
-
-#if defined(SSE2_INTRINSICS_AVAILABLE)
-template AlignedAllocator<unsigned int>::pointer StdReallocate<unsigned int, AlignedAllocator<unsigned int> >(AlignedAllocator<unsigned int>&, unsigned int*, AlignedAllocator<unsigned int>::size_type, AlignedAllocator<unsigned int>::size_type, bool);
-#endif
-
-template class RSA_Decryptor<RSA_BlockType2>;
-template class RSA_Encryptor<RSA_BlockType1>;
-template class RSA_Encryptor<RSA_BlockType2>;
-template void tcDelete<HASH>(HASH*);
-template void tcDelete<Integer>(Integer*);
-template void tcArrayDelete<byte>(byte*);
-template AllocatorWithCleanup<byte>::pointer StdReallocate<byte, AllocatorWithCleanup<byte> >(AllocatorWithCleanup<byte>&, byte*, AllocatorWithCleanup<byte>::size_type, AllocatorWithCleanup<byte>::size_type, bool);
-template void tcArrayDelete<word>(word*);
-template AllocatorWithCleanup<word>::pointer StdReallocate<word, AllocatorWithCleanup<word> >(AllocatorWithCleanup<word>&, word*, AllocatorWithCleanup<word>::size_type, AllocatorWithCleanup<word>::size_type, bool);
-
-#ifndef TAOCRYPT_SLOW_WORD64 // defined when word != word32
-template void tcArrayDelete<word32>(word32*);
-template AllocatorWithCleanup<word32>::pointer StdReallocate<word32, AllocatorWithCleanup<word32> >(AllocatorWithCleanup<word32>&, word32*, AllocatorWithCleanup<word32>::size_type, AllocatorWithCleanup<word32>::size_type, bool);
-#endif
-
-template void tcArrayDelete<char>(char*);
-
-template class PBKDF2_HMAC<SHA>;
-template class HMAC<MD5>;
-template class HMAC<SHA>;
-template class HMAC<RIPEMD160>;
-}
-
-namespace mySTL {
-template vector<TaoCrypt::Integer>* uninit_fill_n<vector<TaoCrypt::Integer>*, size_t, vector<TaoCrypt::Integer> >(vector<TaoCrypt::Integer>*, size_t, vector<TaoCrypt::Integer> const&);
-template void destroy<vector<TaoCrypt::Integer>*>(vector<TaoCrypt::Integer>*, vector<TaoCrypt::Integer>*);
-template TaoCrypt::Integer* uninit_copy<TaoCrypt::Integer*, TaoCrypt::Integer*>(TaoCrypt::Integer*, TaoCrypt::Integer*, TaoCrypt::Integer*);
-template TaoCrypt::Integer* uninit_fill_n<TaoCrypt::Integer*, size_t, TaoCrypt::Integer>(TaoCrypt::Integer*, size_t, TaoCrypt::Integer const&);
-template void destroy<TaoCrypt::Integer*>(TaoCrypt::Integer*, TaoCrypt::Integer*);
-template TaoCrypt::byte* GetArrayMemory<TaoCrypt::byte>(size_t);
-template void FreeArrayMemory<TaoCrypt::byte>(TaoCrypt::byte*);
-template TaoCrypt::Integer* GetArrayMemory<TaoCrypt::Integer>(size_t);
-template void FreeArrayMemory<TaoCrypt::Integer>(TaoCrypt::Integer*);
-template vector<TaoCrypt::Integer>* GetArrayMemory<vector<TaoCrypt::Integer> >(size_t);
-template void FreeArrayMemory<vector<TaoCrypt::Integer> >(vector<TaoCrypt::Integer>*);
-template void FreeArrayMemory<void>(void*);
-}
-
-#endif
--- a/include/my_base.h
+++ b/include/my_base.h
@ -283,6 +283,9 @@ enum ha_base_keytype {
 #define HA_USES_BLOCK_SIZE	 ((uint) 32768)
 #define HA_SORT_ALLOWS_SAME      512    /* Intern bit when sorting records */

+/* This flag can be used only in KEY::ext_key_flags */
+#define HA_EXT_NOSAME            131072
+
 	/* These flags can be added to key-seg-flag */

 #define HA_SPACE_PACK		 1	/* Pack space in key-seg */
--- a/include/mysql.h
+++ b/include/mysql.h
@ -47,9 +47,6 @@ extern "C" {
 #ifndef MYSQL_ABI_CHECK
 #include <sys/types.h>
 #endif
-#ifdef __LCC__
-#include <winsock2.h>				/* For windows */
-#endif
 typedef char my_bool;
 #if (defined(_WIN32) || defined(_WIN64)) && !defined(__WIN__)
 #define __WIN__
@ -61,11 +58,13 @@ typedef char my_bool;
 #endif

 #ifndef my_socket_defined
-#ifdef __WIN__
-#define my_socket SOCKET
+#if defined (_WIN64)
+#define my_socket unsigned long long
+#elif defined (_WIN32)
+#define my_socket unsigned int
 #else
 typedef int my_socket;
-#endif /* __WIN__ */
+#endif /* _WIN64 */
 #endif /* my_socket_defined */
 #endif /* MY_GLOBAL_INCLUDED */

--- a/include/mysql_com.h
+++ b/include/mysql_com.h
@ -57,9 +57,6 @@
 #define LOCAL_HOST	"localhost"
 #define LOCAL_HOST_NAMEDPIPE "."

-#ifdef _WIN32
-#include <ws2tcpip.h>
-#endif

 #if defined(__WIN__) && !defined( _CUSTOMCONFIG_)
 #define MYSQL_NAMEDPIPE "MySQL"
@ -128,6 +125,8 @@ enum enum_server_command
                                           reserved by MySQL Cluster */
 #define FIELD_FLAGS_COLUMN_FORMAT 24    /* Field column format, bit 24-25,
                                           reserved by MySQL Cluster */
+#define HAS_EXPLICIT_VALUE (1 << 26)    /* An INSERT/UPDATE operation supplied
+                                          an explicit default value */

 #define REFRESH_GRANT		1	/* Refresh grant tables */
 #define REFRESH_LOG		2	/* Start on new log file */
--- a/include/welcome_copyright_notice.h
+++ b/include/welcome_copyright_notice.h
@ -1,4 +1,5 @@
-/* Copyright (c) 2010, 2012, Oracle and/or its affiliates.
+/* Copyright (c) 2011, 2012, Oracle and/or its affiliates.
+   Copyright (c) 2011, 2012, Monty Program Ab

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
--- a/libmysqld/lib_sql.cc
+++ b/libmysqld/lib_sql.cc
@ -1004,7 +1004,7 @@ bool Protocol::send_result_set_metadata(List<Item> *list, uint flags)
                                                     thd_cs->mbmaxlen);
    }
    client_field->type=   server_field.type;
-    client_field->flags= server_field.flags;
+    client_field->flags= (uint16) server_field.flags;
    client_field->decimals= server_field.decimals;
    client_field->db_length=		strlen(client_field->db);
    client_field->table_length=		strlen(client_field->table);
--- a/mysql-test/extra/rpl_tests/rpl_insert_delayed.test
+++ b/mysql-test/extra/rpl_tests/rpl_insert_delayed.test
@ -94,8 +94,10 @@ if  (`SELECT @@global.binlog_format = 'STATEMENT'`)
  #flush the logs before the test
  connection slave;
  FLUSH LOGS;
+  source include/wait_for_binlog_checkpoint.inc;
  connection master;
  FLUSH LOGS;
+  source include/wait_for_binlog_checkpoint.inc;
 }

 CREATE TABLE t1(a int, UNIQUE(a));
--- a/mysql-test/extra/rpl_tests/rpl_log.test
+++ b/mysql-test/extra/rpl_tests/rpl_log.test
@ -43,6 +43,7 @@ let $binlog_limit= 1,4;
 source include/show_binlog_events.inc;
 let $binlog_limit=;
 flush logs;
+--source include/wait_for_binlog_checkpoint.inc

 # We need an extra update before doing save_master_pos.
 # Otherwise, an unlikely scenario may occur:
--- a/mysql-test/extra/rpl_tests/rpl_show_relaylog_events.inc
+++ b/mysql-test/extra/rpl_tests/rpl_show_relaylog_events.inc
@ -41,8 +41,10 @@ INSERT INTO t1 VALUES (3);
 #

 FLUSH LOGS;
+--source include/wait_for_binlog_checkpoint.inc
 -- connection master
 FLUSH LOGS;
+--source include/wait_for_binlog_checkpoint.inc
 DROP TABLE t1;

 --let $is_relay_log= 0
--- a/mysql-test/include/function_defaults.inc
+++ b/mysql-test/include/function_defaults.inc
--- a/mysql-test/include/function_defaults_notembedded.inc
+++ b/mysql-test/include/function_defaults_notembedded.inc
@ -0,0 +1,94 @@
+SET TIME_ZONE = "+00:00";
+
+--echo #
+--echo # Test of INSERT DELAYED ... SET ...
+--echo #
+
+--echo # 2011-04-19 08:02:40 UTC
+SET TIMESTAMP = 1303200160.123456;
+
+eval CREATE TABLE t1 ( a INT, b $timestamp NOT NULL DEFAULT CURRENT_$timestamp ON UPDATE CURRENT_$timestamp);
+
+INSERT DELAYED INTO t1 SET a = 1;
+FLUSH TABLE t1;
+
+SELECT * FROM t1;
+SELECT * FROM t1 WHERE b = 0;
+
+INSERT DELAYED INTO t1 SET a = 2, b = '1980-01-02 10:20:30.405060';
+FLUSH TABLE t1;
+
+SELECT * FROM t1;
+
+DROP TABLE t1;
+
+--echo #
+--echo # Test of INSERT DELAYED ... VALUES ...
+--echo #
+
+--echo # 2011-04-19 08:04:01 UTC
+SET TIMESTAMP = 1303200241.234567;
+
+eval CREATE TABLE t1 ( a INT, b $timestamp NOT NULL DEFAULT CURRENT_$timestamp ON UPDATE CURRENT_$timestamp);
+
+INSERT DELAYED INTO t1 ( a ) VALUES (1);
+FLUSH TABLE t1;
+SELECT * FROM t1;
+
+INSERT DELAYED INTO t1 VALUES (2, '1977-12-19 12:34:56.789123');
+FLUSH TABLE t1;
+SELECT * FROM t1;
+
+DROP TABLE t1;
+
+--echo #
+--echo # Test of a delayed insert handler servicing two insert operations
+--echo # with different sets of active defaults.
+--echo #
+eval CREATE TABLE t1 ( a INT, b $timestamp NOT NULL DEFAULT CURRENT_$timestamp ON UPDATE CURRENT_$timestamp);
+
+--connect(con1, localhost, root,,)
+--echo # 2011-04-19 08:04:01 UTC
+SET TIMESTAMP = 1303200241.345678;
+SET debug_sync = 'before_write_delayed SIGNAL parked WAIT_FOR go';
+--send INSERT DELAYED INTO t1 ( a ) VALUES (1), (2), (3)
+
+--connection default
+SET debug_sync = 'now WAIT_FOR parked';
+
+--connect(con2, localhost, root,,)
+--echo # 2011-04-19 08:04:01 UTC
+SET TIME_ZONE="+03:00";
+SET TIMESTAMP = 1303200241.456789;
+--send INSERT DELAYED INTO t1 ( a, b ) VALUES (4, '1977-12-19 12:34:56.789123'), (5, '1977-12-19 12:34:57.891234'), (6, '1977-12-19 12:34:58.912345')
+
+--connection default
+SET debug_sync = 'now SIGNAL go';
+
+--let $wait_condition= SELECT COUNT(*) = 6 FROM t1
+--source include/wait_condition.inc
+
+--sorted_result
+SELECT * FROM t1;
+
+--disconnect con1
+--disconnect con2
+
+DROP TABLE t1;
+
+--echo #
+--echo # Test of early activation of function defaults.
+--echo #
+
+eval CREATE TABLE t1 ( a INT, b $timestamp NOT NULL DEFAULT CURRENT_$timestamp ON UPDATE CURRENT_$timestamp);
+
+SET TIMESTAMP = 1317235172.987654; # 2011-09-28 18:39:32 UTC
+INSERT DELAYED INTO t1 ( a ) VALUES (1), (2), (3);
+
+SET TIMESTAMP = 385503754.876543; # 1982-03-20 20:22:34 UTC
+INSERT DELAYED INTO t1 ( a ) VALUES (4), (5), (6);
+
+FLUSH TABLE t1;
+SELECT * FROM t1;
+
+DROP TABLE t1;
--- a/mysql-test/include/have_debug_sync.inc
+++ b/mysql-test/include/have_debug_sync.inc
@ -1,5 +1,3 @@
--require r/have_debug_sync.require
-disable_query_log;
-let $value= query_get_value(SHOW VARIABLES LIKE 'debug_sync', Value, 1);
-eval SELECT ('$value' LIKE 'ON %') AS debug_sync;
-enable_query_log;
+if (`select @@debug_sync not like 'ON %'`) {
+  --skip Needs a debug_sync enabled
+}
--- a/mysql-test/include/have_innodb.combinations
+++ b/mysql-test/include/have_innodb.combinations
@ -4,6 +4,9 @@ plugin-load-add=$HA_INNODB_SO
 innodb
 innodb-cmpmem
 innodb-trx
+innodb-buffer-pool-stats
+innodb-buffer-page
+innodb-buffer-page-lru

 [xtradb_plugin]
 ignore-builtin-innodb
@ -11,9 +14,15 @@ plugin-load-add=$HA_XTRADB_SO
 innodb
 innodb-cmpmem
 innodb-trx
+innodb-buffer-pool-stats
+innodb-buffer-page
+innodb-buffer-page-lru

 [xtradb]
 innodb
 innodb-cmpmem
 innodb-trx
 innodb-metrics
+innodb-buffer-pool-stats
+innodb-buffer-page
+innodb-buffer-page-lru
--- a/mysql-test/include/wait_for_binlog_checkpoint.inc
+++ b/mysql-test/include/wait_for_binlog_checkpoint.inc
@ -0,0 +1,53 @@
+# include/wait_for_binlog_checkpoint.inc
+#
+# SUMMARY
+#
+#    Wait until binlog checkpoint has been logged for current binlog file.
+#    This is useful to avoid races with output difference for binlog
+#    checkpoints, as these are logged asynchronously from the binlog
+#    background thread.
+#
+# USAGE:
+#
+#    --source include/wait_for_binlog_checkpoint.inc
+
+let $_wait_count= 300;
+
+let $_found= 0;
+
+while ($_wait_count)
+{
+  dec $_wait_count;
+  let $_cur_binlog= query_get_value(SHOW MASTER STATUS, File, 1);
+  let $_more= 1;
+  let $_row= 1;
+  while ($_more)
+  {
+    let $_event= query_get_value(SHOW BINLOG EVENTS IN "$_cur_binlog", Event_type, $_row);
+    if ($_event == "No such row")
+    {
+      let $_more= 0;
+    }
+    if ($_event == "Binlog_checkpoint")
+    {
+      let $_info= query_get_value(SHOW BINLOG EVENTS IN "$_cur_binlog", Info, $_row);
+      if (`SELECT INSTR("$_info", "$_cur_binlog") != 0`)
+      {
+        let $_more= 0;
+        let $_wait_count= 0;
+        let $_found= 1;
+      }
+    }
+    inc $_row;
+  }
+  if ($_wait_count)
+  {
+    real_sleep 0.1;
+  }
+}
+
+if (!$_found)
+{
+  eval SHOW BINLOG EVENTS IN "$_cur_binlog";
+  --die ERROR: failed while waiting for binlog checkpoint $_cur_binlog
+}
--- a/mysql-test/r/create.result
+++ b/mysql-test/r/create.result
@ -55,9 +55,9 @@ ERROR 42000: Incorrect table name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
 create table a (`aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa` int);
 ERROR 42000: Identifier name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' is too long
 create table t1 (a datetime default now());
-ERROR 42000: Invalid default value for 'a'
+drop table t1;
 create table t1 (a datetime on update now());
-ERROR HY000: Invalid ON UPDATE clause for 'a' column
+drop table t1;
 create table t1 (a int default 100 auto_increment);
 ERROR 42000: Invalid default value for 'a'
 create table t1 (a tinyint default 1000);
--- a/mysql-test/r/derived_opt.result
+++ b/mysql-test/r/derived_opt.result
@ -282,4 +282,74 @@ CREATE TABLE t1 ( i INT );
 INSERT INTO t1 VALUES ( (SELECT 1 FROM ( SELECT * FROM t1 ) as a) );
 drop table t1;
 set optimizer_switch=@save_optimizer_switch;
+#
+# MDEV-3801 Reproducible sub select join crash on 5.3.8 and 5.3.9 
+#
+CREATE TABLE t1 (
+pk int(10) unsigned NOT NULL AUTO_INCREMENT,
+a char(2) DEFAULT NULL,
+PRIMARY KEY (pk),
+KEY a (a)
+) ENGINE=MyISAM;
+INSERT INTO t1 (a)
+VALUES (NULL),(NULL),(NULL),('AB'),(NULL),('CD'),(NULL),(NULL);
+INSERT INTO t1 SELECT NULL, a1.a FROM t1 a1, t1 a2, t1 a3, t1 a4, t1 a5;
+CREATE TABLE t2 (
+pk int(10) unsigned NOT NULL AUTO_INCREMENT PRIMARY KEY
+) ENGINE=MyISAM;
+INSERT INTO t2 VALUES (NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL);
+INSERT INTO t2 SELECT NULL FROM t2 a1, t2 a2, t2 a3, t2 a4, t2 a5;
+CREATE TABLE t3 (
+pk int(10) unsigned NOT NULL AUTO_INCREMENT PRIMARY KEY
+) ENGINE=MyISAM;
+INSERT INTO t3 VALUES (NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL);
+INSERT INTO t3 SELECT NULL FROM t3 a1, t3 a2, t3 a3, t3 a4, t3 a5;
+CREATE TABLE t4 (
+a char(2) NOT NULL DEFAULT '',
+PRIMARY KEY (a)
+) ENGINE=MyISAM;
+INSERT INTO t4 VALUES ('CD');
+set @@tmp_table_size=8192;
+EXPLAIN
+SELECT * FROM t3 AS tx JOIN t2 AS ty ON (tx.pk = ty.pk)
+WHERE
+tx.pk IN
+(SELECT *
+FROM (SELECT DISTINCT ta.pk
+FROM t3 AS ta
+JOIN t2 AS tb ON (ta.pk = tb.pk)
+JOIN t1 AS tc ON (tb.pk = tc.pk)
+JOIN t4 AS td ON tc.a = td.a) tu)
+limit 10;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	<subquery2>	ALL	distinct_key	NULL	NULL	NULL	#	
+1	PRIMARY	tx	eq_ref	PRIMARY	PRIMARY	4	tu.pk	#	Using index
+1	PRIMARY	ty	eq_ref	PRIMARY	PRIMARY	4	tu.pk	#	Using index
+2	MATERIALIZED	<derived3>	ALL	NULL	NULL	NULL	NULL	#	
+3	DERIVED	td	system	PRIMARY	NULL	NULL	NULL	#	Using temporary
+3	DERIVED	tc	ref	PRIMARY,a	a	3	const	#	
+3	DERIVED	ta	eq_ref	PRIMARY	PRIMARY	4	test.tc.pk	#	Using index
+3	DERIVED	tb	eq_ref	PRIMARY	PRIMARY	4	test.tc.pk	#	Using index; Distinct
+SELECT * FROM t3 AS tX JOIN t2 AS tY ON (tX.pk = tY.pk)
+WHERE
+tX.pk IN
+(SELECT *
+FROM (SELECT DISTINCT tA.pk
+FROM t3 AS tA
+JOIN t2 AS tB ON (tA.pk = tB.pk)
+JOIN t1 AS tC ON (tB.pk = tC.pk)
+JOIN t4 AS tD ON tC.a = tD.a) tU)
+limit 10;
+pk	pk
+6	6
+16	16
+24	24
+32	32
+40	40
+48	48
+56	56
+64	64
+72	72
+80	80
+drop table t1, t2, t3, t4;
 set optimizer_switch=@exit_optimizer_switch;
--- a/mysql-test/r/function_defaults.result
+++ b/mysql-test/r/function_defaults.result
--- a/mysql-test/r/function_defaults_notembedded.result
+++ b/mysql-test/r/function_defaults_notembedded.result
@ -0,0 +1,171 @@
+#
+# Test of function defaults for non-embedded server.
+#
+#
+# Function defaults run 1. No microsecond precision.
+#
+SET TIME_ZONE = "+00:00";
+#
+# Test of INSERT DELAYED ... SET ...
+#
+# 2011-04-19 08:02:40 UTC
+SET TIMESTAMP = 1303200160.123456;
+CREATE TABLE t1 ( a INT, b TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP);
+INSERT DELAYED INTO t1 SET a = 1;
+FLUSH TABLE t1;
+SELECT * FROM t1;
+a	b
+1	2011-04-19 08:02:40
+SELECT * FROM t1 WHERE b = 0;
+a	b
+INSERT DELAYED INTO t1 SET a = 2, b = '1980-01-02 10:20:30.405060';
+FLUSH TABLE t1;
+SELECT * FROM t1;
+a	b
+1	2011-04-19 08:02:40
+2	1980-01-02 10:20:30
+DROP TABLE t1;
+#
+# Test of INSERT DELAYED ... VALUES ...
+#
+# 2011-04-19 08:04:01 UTC
+SET TIMESTAMP = 1303200241.234567;
+CREATE TABLE t1 ( a INT, b TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP);
+INSERT DELAYED INTO t1 ( a ) VALUES (1);
+FLUSH TABLE t1;
+SELECT * FROM t1;
+a	b
+1	2011-04-19 08:04:01
+INSERT DELAYED INTO t1 VALUES (2, '1977-12-19 12:34:56.789123');
+FLUSH TABLE t1;
+SELECT * FROM t1;
+a	b
+1	2011-04-19 08:04:01
+2	1977-12-19 12:34:56
+DROP TABLE t1;
+#
+# Test of a delayed insert handler servicing two insert operations
+# with different sets of active defaults.
+#
+CREATE TABLE t1 ( a INT, b TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP);
+# 2011-04-19 08:04:01 UTC
+SET TIMESTAMP = 1303200241.345678;
+SET debug_sync = 'before_write_delayed SIGNAL parked WAIT_FOR go';
+INSERT DELAYED INTO t1 ( a ) VALUES (1), (2), (3);
+SET debug_sync = 'now WAIT_FOR parked';
+# 2011-04-19 08:04:01 UTC
+SET TIME_ZONE="+03:00";
+SET TIMESTAMP = 1303200241.456789;
+INSERT DELAYED INTO t1 ( a, b ) VALUES (4, '1977-12-19 12:34:56.789123'), (5, '1977-12-19 12:34:57.891234'), (6, '1977-12-19 12:34:58.912345');
+SET debug_sync = 'now SIGNAL go';
+SELECT * FROM t1;
+a	b
+1	2011-04-19 08:04:01
+2	2011-04-19 08:04:01
+3	2011-04-19 08:04:01
+4	1977-12-19 09:34:56
+5	1977-12-19 09:34:57
+6	1977-12-19 09:34:58
+DROP TABLE t1;
+#
+# Test of early activation of function defaults.
+#
+CREATE TABLE t1 ( a INT, b TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP);
+SET TIMESTAMP = 1317235172.987654;
+INSERT DELAYED INTO t1 ( a ) VALUES (1), (2), (3);
+SET TIMESTAMP = 385503754.876543;
+INSERT DELAYED INTO t1 ( a ) VALUES (4), (5), (6);
+FLUSH TABLE t1;
+SELECT * FROM t1;
+a	b
+1	2011-09-28 18:39:32
+2	2011-09-28 18:39:32
+3	2011-09-28 18:39:32
+4	1982-03-20 20:22:34
+5	1982-03-20 20:22:34
+6	1982-03-20 20:22:34
+DROP TABLE t1;
+#
+# Function defaults run 2. Six digits scale on seconds precision.
+#
+SET TIME_ZONE = "+00:00";
+#
+# Test of INSERT DELAYED ... SET ...
+#
+# 2011-04-19 08:02:40 UTC
+SET TIMESTAMP = 1303200160.123456;
+CREATE TABLE t1 ( a INT, b TIMESTAMP(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6));
+INSERT DELAYED INTO t1 SET a = 1;
+FLUSH TABLE t1;
+SELECT * FROM t1;
+a	b
+1	2011-04-19 08:02:40.123456
+SELECT * FROM t1 WHERE b = 0;
+a	b
+INSERT DELAYED INTO t1 SET a = 2, b = '1980-01-02 10:20:30.405060';
+FLUSH TABLE t1;
+SELECT * FROM t1;
+a	b
+1	2011-04-19 08:02:40.123456
+2	1980-01-02 10:20:30.405060
+DROP TABLE t1;
+#
+# Test of INSERT DELAYED ... VALUES ...
+#
+# 2011-04-19 08:04:01 UTC
+SET TIMESTAMP = 1303200241.234567;
+CREATE TABLE t1 ( a INT, b TIMESTAMP(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6));
+INSERT DELAYED INTO t1 ( a ) VALUES (1);
+FLUSH TABLE t1;
+SELECT * FROM t1;
+a	b
+1	2011-04-19 08:04:01.234567
+INSERT DELAYED INTO t1 VALUES (2, '1977-12-19 12:34:56.789123');
+FLUSH TABLE t1;
+SELECT * FROM t1;
+a	b
+1	2011-04-19 08:04:01.234567
+2	1977-12-19 12:34:56.789123
+DROP TABLE t1;
+#
+# Test of a delayed insert handler servicing two insert operations
+# with different sets of active defaults.
+#
+CREATE TABLE t1 ( a INT, b TIMESTAMP(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6));
+# 2011-04-19 08:04:01 UTC
+SET TIMESTAMP = 1303200241.345678;
+SET debug_sync = 'before_write_delayed SIGNAL parked WAIT_FOR go';
+INSERT DELAYED INTO t1 ( a ) VALUES (1), (2), (3);
+SET debug_sync = 'now WAIT_FOR parked';
+# 2011-04-19 08:04:01 UTC
+SET TIME_ZONE="+03:00";
+SET TIMESTAMP = 1303200241.456789;
+INSERT DELAYED INTO t1 ( a, b ) VALUES (4, '1977-12-19 12:34:56.789123'), (5, '1977-12-19 12:34:57.891234'), (6, '1977-12-19 12:34:58.912345');
+SET debug_sync = 'now SIGNAL go';
+SELECT * FROM t1;
+a	b
+1	2011-04-19 08:04:01.345678
+2	2011-04-19 08:04:01.345678
+3	2011-04-19 08:04:01.345678
+4	1977-12-19 09:34:56.789123
+5	1977-12-19 09:34:57.891234
+6	1977-12-19 09:34:58.912345
+DROP TABLE t1;
+#
+# Test of early activation of function defaults.
+#
+CREATE TABLE t1 ( a INT, b TIMESTAMP(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6));
+SET TIMESTAMP = 1317235172.987654;
+INSERT DELAYED INTO t1 ( a ) VALUES (1), (2), (3);
+SET TIMESTAMP = 385503754.876543;
+INSERT DELAYED INTO t1 ( a ) VALUES (4), (5), (6);
+FLUSH TABLE t1;
+SELECT * FROM t1;
+a	b
+1	2011-09-28 18:39:32.987654
+2	2011-09-28 18:39:32.987654
+3	2011-09-28 18:39:32.987654
+4	1982-03-20 20:22:34.876543
+5	1982-03-20 20:22:34.876543
+6	1982-03-20 20:22:34.876543
+DROP TABLE t1;
--- a/mysql-test/r/group_by.result
+++ b/mysql-test/r/group_by.result
@ -2119,6 +2119,17 @@ FROM t2
 GROUP BY 1;
 a
 DROP TABLE t1, t2;
+FLUSH STATUS;
+CREATE TABLE t1 (f1 INT, f2 decimal(20,1), f3 blob);
+INSERT INTO t1 values(11,NULL,'blob'),(11,NULL,'blob');
+SELECT f3, MIN(f2) FROM t1 GROUP BY f1 LIMIT 1;
+f3	MIN(f2)
+blob	NULL
+DROP TABLE t1;
+the value below *must* be 1
+show status like 'Created_tmp_disk_tables';
+Variable_name	Value
+Created_tmp_disk_tables	1
 # End of 5.3 tests
 #
 # Bug#49771: Incorrect MIN (date) when minimum value is 0000-00-00
--- a/mysql-test/r/have_debug_sync.require
+++ b/mysql-test/r/have_debug_sync.require
@ -1,2 +0,0 @@
-debug_sync
-1
--- a/mysql-test/r/information_schema.result
+++ b/mysql-test/r/information_schema.result
@ -1678,6 +1678,12 @@ SELECT length(CAST(b AS CHAR)) FROM ubig;
 length(CAST(b AS CHAR))
 20
 DROP TABLE ubig;
+select 1 from information_schema.tables where table_schema=repeat('a', 2000);
+1
+grant usage on *.* to mysqltest_1@localhost;
+select 1 from information_schema.tables where table_schema=repeat('a', 2000);
+1
+drop user mysqltest_1@localhost;
 End of 5.1 tests.
 #
 # Additional test for WL#3726 "DDL locking for all metadata objects"
--- a/mysql-test/r/innodb_ext_key.result
+++ b/mysql-test/r/innodb_ext_key.result
@ -613,6 +613,26 @@ Handler_read_prev	0
 Handler_read_rnd	0
 Handler_read_rnd_deleted	0
 Handler_read_rnd_next	0
+#
+# Bug mdev-3851: ref access used instead of expected eq_ref access
+#                when extended_keys=on
+#
+create table t0 (a int);
+insert into t0 values (1), (2), (3), (4), (5);
+create index i_p_size on part(p_size);
+set optimizer_switch='extended_keys=on';
+explain
+select * from t0, part ignore index (primary)
+where p_partkey=t0.a and p_size=1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t0	ALL	NULL	NULL	NULL	NULL	5	Using where
+1	SIMPLE	part	eq_ref	i_p_size	i_p_size	9	const,dbt3_s001.t0.a	1	
+select * from t0,  part ignore index (primary)
+where p_partkey=t0.a and p_size=1;
+a	p_partkey	p_name	p_mfgr	p_brand	p_type	p_size	p_container	p_retailprice	p_comment
+2	2	blush rosy metallic lemon navajo	Manufacturer#1	Brand#13	LARGE BRUSHED BRASS	1	LG CASE	902	final platelets hang f
+drop table t0;
+drop index i_p_size on part;
 DROP DATABASE dbt3_s001;
 use test;
 #
@ -724,5 +744,33 @@ SELECT * FROM t1, t2 WHERE b=a;
 a	b
 set optimizer_switch=@save_optimizer_switch;
 DROP TABLE t1,t2;
+#
+# Bug mdev-3888: INSERT with UPDATE on duplicate keys
+#                with extended_keys=on   
+#
+CREATE TABLE t1 (
+c1 bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+c2 bigint(20) unsigned NOT NULL,
+c3 bigint(20) unsigned NOT NULL,
+c4 varchar(128) DEFAULT NULL,
+PRIMARY KEY (c1),
+UNIQUE KEY uq (c2,c3),
+KEY c3 (c3),
+KEY c4 (c4)
+) ENGINE=InnoDB AUTO_INCREMENT=5 DEFAULT CHARSET=utf8;
+set @save_optimizer_switch=@@optimizer_switch;
+set session optimizer_switch='extended_keys=off';
+INSERT INTO t1 (c2, c3, c4) VALUES (58291525, 2580, 'foobar')
+ON DUPLICATE KEY UPDATE c4 = VALUES(c4);
+INSERT INTO t1 (c2, c3, c4) VALUES (58291525, 2580, 'foobar')
+ON DUPLICATE KEY UPDATE c4 = VALUES(c4);
+DELETE FROM t1;
+set session optimizer_switch='extended_keys=on';
+INSERT INTO t1 (c2, c3, c4) VALUES (58291525, 2580, 'foobar')
+ON DUPLICATE KEY UPDATE c4 = VALUES(c4);
+INSERT INTO t1 (c2, c3, c4) VALUES (58291525, 2580, 'foobar')
+ON DUPLICATE KEY UPDATE c4 = VALUES(c4);
+set optimizer_switch=@save_optimizer_switch;
+DROP TABLE t1;
 set optimizer_switch=@save_ext_key_optimizer_switch;
 SET SESSION STORAGE_ENGINE=DEFAULT;
--- a/mysql-test/r/is_debug_build.require
+++ b/mysql-test/r/is_debug_build.require
@ -1,2 +0,0 @@
-instr(version(), "debug") > 0
-1
--- a/mysql-test/r/log_slow.result
+++ b/mysql-test/r/log_slow.result
@ -44,7 +44,7 @@ select @@log_slow_verbosity;
 innodb
 show fields from mysql.slow_log;
 Field	Type	Null	Key	Default	Extra
-start_time	timestamp(6)	NO		CURRENT_TIMESTAMP	on update CURRENT_TIMESTAMP
+start_time	timestamp(6)	NO		CURRENT_TIMESTAMP(6)	on update CURRENT_TIMESTAMP
 user_host	mediumtext	NO		NULL	
 query_time	time(6)	NO		NULL	
 lock_time	time(6)	NO		NULL	
--- a/mysql-test/r/log_tables.result
+++ b/mysql-test/r/log_tables.result
@ -53,7 +53,7 @@ ERROR HY000: You can't use locks with log tables.
 show create table mysql.general_log;
 Table	Create Table
 general_log	CREATE TABLE `general_log` (
-  `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  `user_host` mediumtext NOT NULL,
  `thread_id` int(11) NOT NULL,
  `server_id` int(10) unsigned NOT NULL,
@ -62,7 +62,7 @@ general_log	CREATE TABLE `general_log` (
 ) ENGINE=CSV DEFAULT CHARSET=utf8 COMMENT='General log'
 show fields from mysql.general_log;
 Field	Type	Null	Key	Default	Extra
-event_time	timestamp(6)	NO		CURRENT_TIMESTAMP	on update CURRENT_TIMESTAMP
+event_time	timestamp(6)	NO		CURRENT_TIMESTAMP(6)	on update CURRENT_TIMESTAMP
 user_host	mediumtext	NO		NULL	
 thread_id	int(11)	NO		NULL	
 server_id	int(10) unsigned	NO		NULL	
@ -71,7 +71,7 @@ argument	mediumtext	NO		NULL
 show create table mysql.slow_log;
 Table	Create Table
 slow_log	CREATE TABLE `slow_log` (
-  `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  `user_host` mediumtext NOT NULL,
  `query_time` time(6) NOT NULL,
  `lock_time` time(6) NOT NULL,
@ -85,7 +85,7 @@ slow_log	CREATE TABLE `slow_log` (
 ) ENGINE=CSV DEFAULT CHARSET=utf8 COMMENT='Slow log'
 show fields from mysql.slow_log;
 Field	Type	Null	Key	Default	Extra
-start_time	timestamp(6)	NO		CURRENT_TIMESTAMP	on update CURRENT_TIMESTAMP
+start_time	timestamp(6)	NO		CURRENT_TIMESTAMP(6)	on update CURRENT_TIMESTAMP
 user_host	mediumtext	NO		NULL	
 query_time	time(6)	NO		NULL	
 lock_time	time(6)	NO		NULL	
@ -164,7 +164,7 @@ set global slow_query_log='OFF';
 show create table mysql.general_log;
 Table	Create Table
 general_log	CREATE TABLE `general_log` (
-  `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  `user_host` mediumtext NOT NULL,
  `thread_id` int(11) NOT NULL,
  `server_id` int(10) unsigned NOT NULL,
@ -174,7 +174,7 @@ general_log	CREATE TABLE `general_log` (
 show create table mysql.slow_log;
 Table	Create Table
 slow_log	CREATE TABLE `slow_log` (
-  `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  `user_host` mediumtext NOT NULL,
  `query_time` time(6) NOT NULL,
  `lock_time` time(6) NOT NULL,
@ -191,7 +191,7 @@ alter table mysql.slow_log engine=myisam;
 show create table mysql.general_log;
 Table	Create Table
 general_log	CREATE TABLE `general_log` (
-  `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  `user_host` mediumtext NOT NULL,
  `thread_id` int(11) NOT NULL,
  `server_id` int(10) unsigned NOT NULL,
@ -201,7 +201,7 @@ general_log	CREATE TABLE `general_log` (
 show create table mysql.slow_log;
 Table	Create Table
 slow_log	CREATE TABLE `slow_log` (
-  `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  `user_host` mediumtext NOT NULL,
  `query_time` time(6) NOT NULL,
  `lock_time` time(6) NOT NULL,
--- a/mysql-test/r/mysqldump.result
+++ b/mysql-test/r/mysqldump.result
@ -5239,7 +5239,7 @@ Error	1146	Table 'mysql.event' doesn't exist
 SHOW CREATE TABLE mysql.general_log;
 Table	Create Table
 general_log	CREATE TABLE `general_log` (
-  `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  `user_host` mediumtext NOT NULL,
  `thread_id` int(11) NOT NULL,
  `server_id` int(10) unsigned NOT NULL,
@ -5249,7 +5249,7 @@ general_log	CREATE TABLE `general_log` (
 SHOW CREATE TABLE mysql.slow_log;
 Table	Create Table
 slow_log	CREATE TABLE `slow_log` (
-  `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  `user_host` mediumtext NOT NULL,
  `query_time` time(6) NOT NULL,
  `lock_time` time(6) NOT NULL,
--- a/mysql-test/r/openssl_1.result
+++ b/mysql-test/r/openssl_1.result
@ -83,7 +83,7 @@ Ssl_cipher	AES128-SHA
 SHOW STATUS LIKE 'Ssl_cipher';
 Variable_name	Value
 Ssl_cipher	AES128-SHA
-mysqltest: Could not open connection 'default': 2026 SSL connection error: SSL_CTX_new failed
+mysqltest: Could not open connection 'default': 2026 SSL connection error: Failed to set ciphers to use
 CREATE TABLE t1(a int);
 INSERT INTO t1 VALUES (1), (2);

--- a/mysql-test/r/order_by.result
+++ b/mysql-test/r/order_by.result
@ -2830,3 +2830,79 @@ f0	f1	f2
 set sort_buffer_size= @save_sort_buffer_size;
 DROP TABLE t1;
 End of 5.3 tests
+#
+# Bug 54599: discarded fast range scan for query with 
+#            GROUP BY + ORDER BY + LIMIT 
+#
+create table t0 (a int);
+insert into t0 values (0), (1), (2), (3), (4), (5), (6), (7), (8), (9);
+create table t1 (a int, b int, index idx1(a,b), index idx2(b,a));
+insert into t1
+select 1000*s4.a+100*s3.a+10*s2.a + s1.a, 1000*s4.a+100*s3.a+10*s2.a+s1.a
+from t0 s1, t0 s2, t0 s3, t0 s4;
+analyze table t1;
+explain
+select b, count(*) num_cnt from t1
+where a > 9750 group by b order by num_cnt;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	range	idx1	idx1	5	NULL	502	Using where; Using index; Using temporary; Using filesort
+flush status;
+select b, count(*) num_cnt from t1
+where a > 9750 group by b order by num_cnt;
+show status like '%Handler_read%';
+Variable_name	Value
+Handler_read_first	0
+Handler_read_key	250
+Handler_read_last	0
+Handler_read_next	249
+Handler_read_prev	0
+Handler_read_rnd	249
+Handler_read_rnd_deleted	0
+Handler_read_rnd_next	250
+explain
+select b, count(*) num_cnt from t1 
+where a > 9750 group by b order by num_cnt limit 1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	range	idx1	idx1	5	NULL	502	Using where; Using index; Using temporary; Using filesort
+flush status;
+select b, count(*) num_cnt from t1 
+where a > 9750 group by b order by num_cnt limit 1;
+show status like '%Handler_read%';
+Variable_name	Value
+Handler_read_first	0
+Handler_read_key	250
+Handler_read_last	0
+Handler_read_next	249
+Handler_read_prev	0
+Handler_read_rnd	1
+Handler_read_rnd_deleted	0
+Handler_read_rnd_next	250
+drop table t0, t1;
+#
+# LP bug #1002508 : the number  of expected rows to be examined is off
+# (bug #13528826)
+#             
+CREATE TABLE t1(a int PRIMARY KEY, b int) ENGINE=myisam;
+INSERT INTO t1 VALUES
+(5, 10), (2, 70), (7, 80), (6, 20), (1, 50), (9, 40), (8, 30), (3, 60);
+CREATE TABLE t2 (p int, a int, INDEX i_a(a)) ENGINE=myisam;
+INSERT INTO t2 VALUES
+(103, 7), (109, 3), (102, 3), (108, 1), (106, 3),
+(107, 7), (105, 1), (101, 3), (100, 7), (110, 1);
+EXPLAIN 
+SELECT t1.a FROM t1 LEFT JOIN t2 ON t1.a=t2.a ORDER BY t1.a;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	8	Using index
+1	SIMPLE	t2	ref	i_a	i_a	5	test.t1.a	2	Using index
+EXPLAIN 
+SELECT t1.a FROM t1 LEFT JOIN t2 ON t1.a=t2.a ORDER BY t1.a LIMIT 8;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	4	Using index
+1	SIMPLE	t2	ref	i_a	i_a	5	test.t1.a	2	Using index
+EXPLAIN 
+SELECT t1.a FROM t1 LEFT JOIN t2 ON t1.a=t2.a ORDER BY t1.a LIMIT 100;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	8	Using index
+1	SIMPLE	t2	ref	i_a	i_a	5	test.t1.a	2	Using index
+DROP TABLE t1,t2;
+End of 5.5 tests
--- a/mysql-test/r/partition.result
+++ b/mysql-test/r/partition.result
@ -2394,6 +2394,12 @@ HAVING b > geomfromtext("")
 );
 1
 DROP TABLE t1;
+
+MDEV-612  Valgrind error in  ha_maria::check_if_incompatible_data
+
+CREATE TABLE t1 (a INT, b INT, KEY(a)) ENGINE=Aria PARTITION BY KEY(a) PARTITIONS 2;
+ALTER TABLE t1 ADD KEY (b);
+drop table t1;
 End of 5.1 tests
 #
 # BUG#55385: UPDATE statement throws an error, but still updates
--- a/mysql-test/r/range_vs_index_merge.result
+++ b/mysql-test/r/range_vs_index_merge.result
@ -1221,6 +1221,153 @@ Lugansk	UKR	469000
 Seattle	USA	563374
 Caracas	VEN	1975294
 set optimizer_switch=@save_optimizer_switch;
+# 
+# Bug mdev-585: range vs index-merge with ORDER BY ... LIMIT n
+# (LP bug #637962)
+# 
+DROP INDEX CountryPopulation ON City;
+DROP INDEX CountryName ON City;
+DROP INDEX CityName on City;
+CREATE INDEX Name ON City(Name);
+CREATE INDEX Population ON City(Population);
+EXPLAIN 
+SELECT * FROM City
+WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+AND (Population >= 100000 AND Population < 120000);
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	City	index_merge	Country,Name,Population	Name,Country	35,3	NULL	#	Using sort_union(Name,Country); Using where
+FLUSH STATUS;
+SELECT * FROM City
+WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+AND (Population >= 100000 AND Population < 120000);
+ID	Name	Country	Population
+384	Cabo Frio	BRA	119503
+387	Camaragibe	BRA	118968
+403	Catanduva	BRA	107761
+412	Cachoeirinha	BRA	103240
+508	Watford	GBR	113080
+509	Ipswich	GBR	114000
+510	Slough	GBR	112000
+511	Exeter	GBR	111000
+512	Cheltenham	GBR	106000
+513	Gloucester	GBR	107000
+514	Saint Helens	GBR	106293
+515	Sutton Coldfield	GBR	106001
+516	York	GBR	104425
+517	Oldham	GBR	103931
+518	Basildon	GBR	100924
+519	Worthing	GBR	100000
+635	Mallawi	EGY	119283
+636	Bilbays	EGY	113608
+637	Mit Ghamr	EGY	101801
+638	al-Arish	EGY	100447
+701	Tarragona	ESP	113016
+702	Lleida (Lérida)	ESP	112207
+703	Jaén	ESP	109247
+704	Ourense (Orense)	ESP	109120
+705	Mataró	ESP	104095
+706	Algeciras	ESP	103106
+707	Marbella	ESP	101144
+759	Gonder	ETH	112249
+869	Cabuyao	PHL	106630
+870	Calapan	PHL	105910
+873	Cauayan	PHL	103952
+903	Serekunda	GMB	102600
+909	Sohumi	GEO	111700
+913	Tema	GHA	109975
+914	Sekondi-Takoradi	GHA	103653
+924	Villa Nueva	GTM	101295
+1844	Cape Breton	CAN	114733
+1847	Cambridge	CAN	109186
+2406	Herakleion	GRC	116178
+2407	Kallithea	GRC	114233
+2408	Larisa	GRC	113090
+2908	Cajamarca	PER	108009
+3002	Besançon	FRA	117733
+3003	Caen	FRA	113987
+3004	Orléans	FRA	113126
+3005	Mulhouse	FRA	110359
+3006	Rouen	FRA	106592
+3007	Boulogne-Billancourt	FRA	106367
+3008	Perpignan	FRA	105115
+3009	Nancy	FRA	103605
+3411	Ceyhan	TUR	102412
+3567	Carúpano	VEN	119639
+3568	Catia La Mar	VEN	117012
+3571	Calabozo	VEN	107146
+3786	Cam Ranh	VNM	114041
+3792	Tartu	EST	101246
+4002	Carrollton	USA	109576
+4027	Cape Coral	USA	102286
+4032	Cambridge	USA	101355
+SHOW STATUS LIKE 'Handler_read_%';
+Variable_name	Value
+Handler_read_first	0
+Handler_read_key	2
+Handler_read_last	0
+Handler_read_next	385
+Handler_read_prev	0
+Handler_read_rnd	377
+Handler_read_rnd_deleted	0
+Handler_read_rnd_next	0
+EXPLAIN 
+SELECT * FROM City
+WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+AND (Population >= 100000 AND Population < 120000)
+ORDER BY Population LIMIT 5;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	City	range	Country,Name,Population	Population	4	NULL	#	Using where
+FLUSH STATUS;
+SELECT * FROM City
+WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+AND (Population >= 100000 AND Population < 120000)
+ORDER BY Population LIMIT 5;
+ID	Name	Country	Population
+519	Worthing	GBR	100000
+638	al-Arish	EGY	100447
+518	Basildon	GBR	100924
+707	Marbella	ESP	101144
+3792	Tartu	EST	101246
+SHOW STATUS LIKE 'Handler_read_%';
+Variable_name	Value
+Handler_read_first	0
+Handler_read_key	1
+Handler_read_last	0
+Handler_read_next	59
+Handler_read_prev	0
+Handler_read_rnd	0
+Handler_read_rnd_deleted	0
+Handler_read_rnd_next	0
+set optimizer_switch='index_merge=off';
+EXPLAIN 
+SELECT * FROM City
+WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+AND (Population >= 100000 AND Population < 120000)
+ORDER BY Population LIMIT 5;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	City	range	Country,Name,Population	Population	4	NULL	#	Using index condition; Using where
+FLUSH STATUS;
+SELECT * FROM City
+WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+AND (Population >= 100000 AND Population < 120000)
+ORDER BY Population LIMIT 5;
+ID	Name	Country	Population
+519	Worthing	GBR	100000
+638	al-Arish	EGY	100447
+518	Basildon	GBR	100924
+707	Marbella	ESP	101144
+3792	Tartu	EST	101246
+SHOW STATUS LIKE 'Handler_read_%';
+Variable_name	Value
+Handler_read_first	0
+Handler_read_key	1
+Handler_read_last	0
+Handler_read_next	59
+Handler_read_prev	0
+Handler_read_rnd	0
+Handler_read_rnd_deleted	0
+Handler_read_rnd_next	0
+set optimizer_switch=@save_optimizer_switch;
 DROP DATABASE world;
 use test;
 CREATE TABLE t1 (
--- a/mysql-test/r/range_vs_index_merge_innodb,innodb_plugin.rdiff
+++ b/mysql-test/r/range_vs_index_merge_innodb,innodb_plugin.rdiff
@ -1,5 +1,5 @@
--- r/range_vs_index_merge_innodb.result	2012-03-24 17:12:02.124422000 +0100
-+++ r/range_vs_index_merge_innodb,innodb_plugin.reject	2012-03-24 18:00:13.647902620 +0100
+--- ./r/range_vs_index_merge_innodb.result	2012-11-21 19:35:14.000000000 +0100
+++ ./r/range_vs_index_merge_innodb,innodb_plugin.reject	2012-11-21 20:56:00.000000000 +0100
@@ -50,14 +50,14 @@
 WHERE (Population >= 100000 OR Name LIKE 'P%') AND Country='CAN' OR
 (Population < 100000 OR Name Like 'T%') AND Country='ARG';
@ -269,3 +269,12 @@
 SELECT Name, Country, Population FROM City WHERE
 (Name='Manila' AND Country='PHL') OR
 (Name='Addis Abeba' AND Country='ETH') OR          
+@@ -1346,7 +1346,7 @@
+ AND (Population >= 100000 AND Population < 120000)
+ ORDER BY Population LIMIT 5;
+ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+-1	SIMPLE	City	range	Country,Name,Population	Population	4	NULL	#	Using index condition; Using where
+1	SIMPLE	City	range	Country,Name,Population	Population	4	NULL	#	Using where
+ FLUSH STATUS;
+ SELECT * FROM City
+ WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
--- a/mysql-test/r/range_vs_index_merge_innodb.result
+++ b/mysql-test/r/range_vs_index_merge_innodb.result
@ -1222,6 +1222,153 @@ Lugansk	UKR	469000
 Seattle	USA	563374
 Caracas	VEN	1975294
 set optimizer_switch=@save_optimizer_switch;
+# 
+# Bug mdev-585: range vs index-merge with ORDER BY ... LIMIT n
+# (LP bug #637962)
+# 
+DROP INDEX CountryPopulation ON City;
+DROP INDEX CountryName ON City;
+DROP INDEX CityName on City;
+CREATE INDEX Name ON City(Name);
+CREATE INDEX Population ON City(Population);
+EXPLAIN 
+SELECT * FROM City
+WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+AND (Population >= 100000 AND Population < 120000);
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	City	index_merge	Country,Name,Population	Name,Country	35,3	NULL	#	Using sort_union(Name,Country); Using where
+FLUSH STATUS;
+SELECT * FROM City
+WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+AND (Population >= 100000 AND Population < 120000);
+ID	Name	Country	Population
+384	Cabo Frio	BRA	119503
+387	Camaragibe	BRA	118968
+403	Catanduva	BRA	107761
+412	Cachoeirinha	BRA	103240
+508	Watford	GBR	113080
+509	Ipswich	GBR	114000
+510	Slough	GBR	112000
+511	Exeter	GBR	111000
+512	Cheltenham	GBR	106000
+513	Gloucester	GBR	107000
+514	Saint Helens	GBR	106293
+515	Sutton Coldfield	GBR	106001
+516	York	GBR	104425
+517	Oldham	GBR	103931
+518	Basildon	GBR	100924
+519	Worthing	GBR	100000
+635	Mallawi	EGY	119283
+636	Bilbays	EGY	113608
+637	Mit Ghamr	EGY	101801
+638	al-Arish	EGY	100447
+701	Tarragona	ESP	113016
+702	Lleida (Lérida)	ESP	112207
+703	Jaén	ESP	109247
+704	Ourense (Orense)	ESP	109120
+705	Mataró	ESP	104095
+706	Algeciras	ESP	103106
+707	Marbella	ESP	101144
+759	Gonder	ETH	112249
+869	Cabuyao	PHL	106630
+870	Calapan	PHL	105910
+873	Cauayan	PHL	103952
+903	Serekunda	GMB	102600
+909	Sohumi	GEO	111700
+913	Tema	GHA	109975
+914	Sekondi-Takoradi	GHA	103653
+924	Villa Nueva	GTM	101295
+1844	Cape Breton	CAN	114733
+1847	Cambridge	CAN	109186
+2406	Herakleion	GRC	116178
+2407	Kallithea	GRC	114233
+2408	Larisa	GRC	113090
+2908	Cajamarca	PER	108009
+3002	Besançon	FRA	117733
+3003	Caen	FRA	113987
+3004	Orléans	FRA	113126
+3005	Mulhouse	FRA	110359
+3006	Rouen	FRA	106592
+3007	Boulogne-Billancourt	FRA	106367
+3008	Perpignan	FRA	105115
+3009	Nancy	FRA	103605
+3411	Ceyhan	TUR	102412
+3567	Carúpano	VEN	119639
+3568	Catia La Mar	VEN	117012
+3571	Calabozo	VEN	107146
+3786	Cam Ranh	VNM	114041
+3792	Tartu	EST	101246
+4002	Carrollton	USA	109576
+4027	Cape Coral	USA	102286
+4032	Cambridge	USA	101355
+SHOW STATUS LIKE 'Handler_read_%';
+Variable_name	Value
+Handler_read_first	0
+Handler_read_key	2
+Handler_read_last	0
+Handler_read_next	385
+Handler_read_prev	0
+Handler_read_rnd	377
+Handler_read_rnd_deleted	0
+Handler_read_rnd_next	0
+EXPLAIN 
+SELECT * FROM City
+WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+AND (Population >= 100000 AND Population < 120000)
+ORDER BY Population LIMIT 5;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	City	range	Country,Name,Population	Population	4	NULL	#	Using where
+FLUSH STATUS;
+SELECT * FROM City
+WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+AND (Population >= 100000 AND Population < 120000)
+ORDER BY Population LIMIT 5;
+ID	Name	Country	Population
+519	Worthing	GBR	100000
+638	al-Arish	EGY	100447
+518	Basildon	GBR	100924
+707	Marbella	ESP	101144
+3792	Tartu	EST	101246
+SHOW STATUS LIKE 'Handler_read_%';
+Variable_name	Value
+Handler_read_first	0
+Handler_read_key	1
+Handler_read_last	0
+Handler_read_next	59
+Handler_read_prev	0
+Handler_read_rnd	0
+Handler_read_rnd_deleted	0
+Handler_read_rnd_next	0
+set optimizer_switch='index_merge=off';
+EXPLAIN 
+SELECT * FROM City
+WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+AND (Population >= 100000 AND Population < 120000)
+ORDER BY Population LIMIT 5;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	City	range	Country,Name,Population	Population	4	NULL	#	Using index condition; Using where
+FLUSH STATUS;
+SELECT * FROM City
+WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+AND (Population >= 100000 AND Population < 120000)
+ORDER BY Population LIMIT 5;
+ID	Name	Country	Population
+519	Worthing	GBR	100000
+638	al-Arish	EGY	100447
+518	Basildon	GBR	100924
+707	Marbella	ESP	101144
+3792	Tartu	EST	101246
+SHOW STATUS LIKE 'Handler_read_%';
+Variable_name	Value
+Handler_read_first	0
+Handler_read_key	1
+Handler_read_last	0
+Handler_read_next	59
+Handler_read_prev	0
+Handler_read_rnd	0
+Handler_read_rnd_deleted	0
+Handler_read_rnd_next	0
+set optimizer_switch=@save_optimizer_switch;
 DROP DATABASE world;
 use test;
 CREATE TABLE t1 (
--- a/mysql-test/r/server_id.require
+++ b/mysql-test/r/server_id.require
@ -1,2 +0,0 @@
-Variable_name	Value
-server_id	1
--- a/mysql-test/r/server_id1.require
+++ b/mysql-test/r/server_id1.require
@ -1,2 +0,0 @@
-Variable_name	Value
-server_id	102
--- a/mysql-test/r/sql_mode.result
+++ b/mysql-test/r/sql_mode.result
@ -71,7 +71,7 @@ t1	CREATE TABLE `t1` (
  `email` varchar(60) NOT NULL DEFAULT '',
  PRIMARY KEY (`a`),
  UNIQUE KEY `email` (`email`)
-) TYPE=HEAP ROW_FORMAT=DYNAMIC
+) TYPE=MEMORY ROW_FORMAT=DYNAMIC
 set sql_mode="postgresql,oracle,mssql,db2,maxdb";
 select @@sql_mode;
@@sql_mode
--- a/mysql-test/r/subselect.result
+++ b/mysql-test/r/subselect.result
@ -6060,6 +6060,116 @@ WHERE (col_varchar_nokey, 'x') IN
 col_int_nokey
 1
 DROP TABLE ot,it1,it2;
+#
+# MDEV-746
+# Bug#13651009 WRONG RESULT FROM DERIVED TABLE IF THE SUBQUERY
+# HAS AN EMPTY RESULT
+#
+CREATE TABLE t1 (
+pk int NOT NULL,
+col_int_nokey int NOT NULL,
+col_int_key int NOT NULL,
+col_time_key time NOT NULL,
+col_varchar_key varchar(1) NOT NULL,
+col_varchar_nokey varchar(1) NOT NULL,
+PRIMARY KEY (pk),
+KEY col_int_key (col_int_key),
+KEY col_time_key (col_time_key),
+KEY col_varchar_key (col_varchar_key,col_int_key)
+) ENGINE=MyISAM;
+CREATE TABLE t2 (
+pk int NOT NULL AUTO_INCREMENT,
+col_int_nokey int NOT NULL,
+col_int_key int NOT NULL,
+col_time_key time NOT NULL,
+col_varchar_key varchar(1) NOT NULL,
+col_varchar_nokey varchar(1) NOT NULL,
+PRIMARY KEY (pk),
+KEY col_int_key (col_int_key),
+KEY col_time_key (col_time_key),
+KEY col_varchar_key (col_varchar_key,col_int_key)
+) ENGINE=MyISAM;
+INSERT INTO t2 VALUES (1,4,4,'00:00:00','b','b');
+SET @var2:=4, @var3:=8;
+
+Testcase without inner subquery
+EXPLAIN SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
+SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3;
+@var3:=12	pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+SELECT @var3;
+@var3
+8
+EXPLAIN SELECT * FROM ( SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3 ) AS alias3;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	<derived2>	system	NULL	NULL	NULL	NULL	0	const row not found
+2	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+SELECT * FROM ( SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3 ) AS alias3;
+@var3:=12	pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+SELECT @var3;
+@var3
+8
+
+Testcase with inner subquery; crashed WL#6095
+SET @var3=8;
+EXPLAIN SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3));
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
+2	DEPENDENT SUBQUERY	c_sq1_alias1	system	PRIMARY	NULL	NULL	NULL	1	
+SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3));
+pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+EXPLAIN SELECT * FROM ( SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3)) ) AS alias3;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
+3	DEPENDENT SUBQUERY	c_sq1_alias1	system	PRIMARY	NULL	NULL	NULL	1	
+SELECT * FROM ( SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3)) ) AS alias3;
+pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+DROP TABLE t1,t2;
 End of 5.2 tests
 #
 # BUG#779885: Crash in eliminate_item_equal with materialization=on in
@ -6860,7 +6970,7 @@ INSERT INTO t2 VALUES (45),(17),(20);
 EXPLAIN SELECT * FROM t1 WHERE EXISTS ( SELECT a FROM t1, t2 WHERE b = a GROUP BY a HAVING a <> 1 ) ;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE
-2	SUBQUERY	t1	index	a	a	5	NULL	1	Using where; Using index
+2	SUBQUERY	t1	index	a	a	5	NULL	2	Using where; Using index
 2	SUBQUERY	t2	ref	b	b	5	test.t1.a	2	Using index
 DROP TABLE t1,t2;
 #
@ -6894,6 +7004,6 @@ INSERT INTO t2 VALUES (45),(17),(20);
 EXPLAIN SELECT * FROM t1 WHERE EXISTS ( SELECT a FROM t1, t2 WHERE b = a GROUP BY a HAVING a <> 1 ) ;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE
-2	SUBQUERY	t1	index	a	a	5	NULL	1	Using where; Using index
+2	SUBQUERY	t1	index	a	a	5	NULL	2	Using where; Using index
 2	SUBQUERY	t2	ref	b	b	5	test.t1.a	2	Using index
 DROP TABLE t1,t2;
--- a/mysql-test/r/subselect_no_mat.result
+++ b/mysql-test/r/subselect_no_mat.result
@ -6059,6 +6059,116 @@ WHERE (col_varchar_nokey, 'x') IN
 col_int_nokey
 1
 DROP TABLE ot,it1,it2;
+#
+# MDEV-746
+# Bug#13651009 WRONG RESULT FROM DERIVED TABLE IF THE SUBQUERY
+# HAS AN EMPTY RESULT
+#
+CREATE TABLE t1 (
+pk int NOT NULL,
+col_int_nokey int NOT NULL,
+col_int_key int NOT NULL,
+col_time_key time NOT NULL,
+col_varchar_key varchar(1) NOT NULL,
+col_varchar_nokey varchar(1) NOT NULL,
+PRIMARY KEY (pk),
+KEY col_int_key (col_int_key),
+KEY col_time_key (col_time_key),
+KEY col_varchar_key (col_varchar_key,col_int_key)
+) ENGINE=MyISAM;
+CREATE TABLE t2 (
+pk int NOT NULL AUTO_INCREMENT,
+col_int_nokey int NOT NULL,
+col_int_key int NOT NULL,
+col_time_key time NOT NULL,
+col_varchar_key varchar(1) NOT NULL,
+col_varchar_nokey varchar(1) NOT NULL,
+PRIMARY KEY (pk),
+KEY col_int_key (col_int_key),
+KEY col_time_key (col_time_key),
+KEY col_varchar_key (col_varchar_key,col_int_key)
+) ENGINE=MyISAM;
+INSERT INTO t2 VALUES (1,4,4,'00:00:00','b','b');
+SET @var2:=4, @var3:=8;
+
+Testcase without inner subquery
+EXPLAIN SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
+SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3;
+@var3:=12	pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+SELECT @var3;
+@var3
+8
+EXPLAIN SELECT * FROM ( SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3 ) AS alias3;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	<derived2>	system	NULL	NULL	NULL	NULL	0	const row not found
+2	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+SELECT * FROM ( SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3 ) AS alias3;
+@var3:=12	pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+SELECT @var3;
+@var3
+8
+
+Testcase with inner subquery; crashed WL#6095
+SET @var3=8;
+EXPLAIN SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3));
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
+2	DEPENDENT SUBQUERY	c_sq1_alias1	system	PRIMARY	NULL	NULL	NULL	1	
+SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3));
+pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+EXPLAIN SELECT * FROM ( SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3)) ) AS alias3;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
+3	DEPENDENT SUBQUERY	c_sq1_alias1	system	PRIMARY	NULL	NULL	NULL	1	
+SELECT * FROM ( SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3)) ) AS alias3;
+pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+DROP TABLE t1,t2;
 End of 5.2 tests
 #
 # BUG#779885: Crash in eliminate_item_equal with materialization=on in
@ -6858,7 +6968,7 @@ INSERT INTO t2 VALUES (45),(17),(20);
 EXPLAIN SELECT * FROM t1 WHERE EXISTS ( SELECT a FROM t1, t2 WHERE b = a GROUP BY a HAVING a <> 1 ) ;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE
-2	SUBQUERY	t1	index	a	a	5	NULL	1	Using where; Using index
+2	SUBQUERY	t1	index	a	a	5	NULL	2	Using where; Using index
 2	SUBQUERY	t2	ref	b	b	5	test.t1.a	2	Using index
 DROP TABLE t1,t2;
 #
@ -6891,7 +7001,7 @@ INSERT INTO t2 VALUES (45),(17),(20);
 EXPLAIN SELECT * FROM t1 WHERE EXISTS ( SELECT a FROM t1, t2 WHERE b = a GROUP BY a HAVING a <> 1 ) ;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE
-2	SUBQUERY	t1	index	a	a	5	NULL	1	Using where; Using index
+2	SUBQUERY	t1	index	a	a	5	NULL	2	Using where; Using index
 2	SUBQUERY	t2	ref	b	b	5	test.t1.a	2	Using index
 DROP TABLE t1,t2;
 set optimizer_switch=default;
--- a/mysql-test/r/subselect_no_opts.result
+++ b/mysql-test/r/subselect_no_opts.result
@ -6055,6 +6055,116 @@ WHERE (col_varchar_nokey, 'x') IN
 col_int_nokey
 1
 DROP TABLE ot,it1,it2;
+#
+# MDEV-746
+# Bug#13651009 WRONG RESULT FROM DERIVED TABLE IF THE SUBQUERY
+# HAS AN EMPTY RESULT
+#
+CREATE TABLE t1 (
+pk int NOT NULL,
+col_int_nokey int NOT NULL,
+col_int_key int NOT NULL,
+col_time_key time NOT NULL,
+col_varchar_key varchar(1) NOT NULL,
+col_varchar_nokey varchar(1) NOT NULL,
+PRIMARY KEY (pk),
+KEY col_int_key (col_int_key),
+KEY col_time_key (col_time_key),
+KEY col_varchar_key (col_varchar_key,col_int_key)
+) ENGINE=MyISAM;
+CREATE TABLE t2 (
+pk int NOT NULL AUTO_INCREMENT,
+col_int_nokey int NOT NULL,
+col_int_key int NOT NULL,
+col_time_key time NOT NULL,
+col_varchar_key varchar(1) NOT NULL,
+col_varchar_nokey varchar(1) NOT NULL,
+PRIMARY KEY (pk),
+KEY col_int_key (col_int_key),
+KEY col_time_key (col_time_key),
+KEY col_varchar_key (col_varchar_key,col_int_key)
+) ENGINE=MyISAM;
+INSERT INTO t2 VALUES (1,4,4,'00:00:00','b','b');
+SET @var2:=4, @var3:=8;
+
+Testcase without inner subquery
+EXPLAIN SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
+SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3;
+@var3:=12	pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+SELECT @var3;
+@var3
+8
+EXPLAIN SELECT * FROM ( SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3 ) AS alias3;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	<derived2>	system	NULL	NULL	NULL	NULL	0	const row not found
+2	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+SELECT * FROM ( SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3 ) AS alias3;
+@var3:=12	pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+SELECT @var3;
+@var3
+8
+
+Testcase with inner subquery; crashed WL#6095
+SET @var3=8;
+EXPLAIN SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3));
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
+2	DEPENDENT SUBQUERY	c_sq1_alias1	system	PRIMARY	NULL	NULL	NULL	1	
+SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3));
+pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+EXPLAIN SELECT * FROM ( SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3)) ) AS alias3;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
+3	DEPENDENT SUBQUERY	c_sq1_alias1	system	PRIMARY	NULL	NULL	NULL	1	
+SELECT * FROM ( SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3)) ) AS alias3;
+pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+DROP TABLE t1,t2;
 End of 5.2 tests
 #
 # BUG#779885: Crash in eliminate_item_equal with materialization=on in
@ -6855,7 +6965,7 @@ INSERT INTO t2 VALUES (45),(17),(20);
 EXPLAIN SELECT * FROM t1 WHERE EXISTS ( SELECT a FROM t1, t2 WHERE b = a GROUP BY a HAVING a <> 1 ) ;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE
-2	SUBQUERY	t1	index	a	a	5	NULL	1	Using where; Using index
+2	SUBQUERY	t1	index	a	a	5	NULL	2	Using where; Using index
 2	SUBQUERY	t2	ref	b	b	5	test.t1.a	2	Using index
 DROP TABLE t1,t2;
 #
@ -6889,7 +6999,7 @@ INSERT INTO t2 VALUES (45),(17),(20);
 EXPLAIN SELECT * FROM t1 WHERE EXISTS ( SELECT a FROM t1, t2 WHERE b = a GROUP BY a HAVING a <> 1 ) ;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE
-2	SUBQUERY	t1	index	a	a	5	NULL	1	Using where; Using index
+2	SUBQUERY	t1	index	a	a	5	NULL	2	Using where; Using index
 2	SUBQUERY	t2	ref	b	b	5	test.t1.a	2	Using index
 DROP TABLE t1,t2;
 set @optimizer_switch_for_subselect_test=null;
--- a/mysql-test/r/subselect_no_scache.result
+++ b/mysql-test/r/subselect_no_scache.result
@ -6066,6 +6066,116 @@ WHERE (col_varchar_nokey, 'x') IN
 col_int_nokey
 1
 DROP TABLE ot,it1,it2;
+#
+# MDEV-746
+# Bug#13651009 WRONG RESULT FROM DERIVED TABLE IF THE SUBQUERY
+# HAS AN EMPTY RESULT
+#
+CREATE TABLE t1 (
+pk int NOT NULL,
+col_int_nokey int NOT NULL,
+col_int_key int NOT NULL,
+col_time_key time NOT NULL,
+col_varchar_key varchar(1) NOT NULL,
+col_varchar_nokey varchar(1) NOT NULL,
+PRIMARY KEY (pk),
+KEY col_int_key (col_int_key),
+KEY col_time_key (col_time_key),
+KEY col_varchar_key (col_varchar_key,col_int_key)
+) ENGINE=MyISAM;
+CREATE TABLE t2 (
+pk int NOT NULL AUTO_INCREMENT,
+col_int_nokey int NOT NULL,
+col_int_key int NOT NULL,
+col_time_key time NOT NULL,
+col_varchar_key varchar(1) NOT NULL,
+col_varchar_nokey varchar(1) NOT NULL,
+PRIMARY KEY (pk),
+KEY col_int_key (col_int_key),
+KEY col_time_key (col_time_key),
+KEY col_varchar_key (col_varchar_key,col_int_key)
+) ENGINE=MyISAM;
+INSERT INTO t2 VALUES (1,4,4,'00:00:00','b','b');
+SET @var2:=4, @var3:=8;
+
+Testcase without inner subquery
+EXPLAIN SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
+SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3;
+@var3:=12	pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+SELECT @var3;
+@var3
+8
+EXPLAIN SELECT * FROM ( SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3 ) AS alias3;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	<derived2>	system	NULL	NULL	NULL	NULL	0	const row not found
+2	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+SELECT * FROM ( SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3 ) AS alias3;
+@var3:=12	pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+SELECT @var3;
+@var3
+8
+
+Testcase with inner subquery; crashed WL#6095
+SET @var3=8;
+EXPLAIN SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3));
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
+2	DEPENDENT SUBQUERY	c_sq1_alias1	system	PRIMARY	NULL	NULL	NULL	1	
+SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3));
+pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+EXPLAIN SELECT * FROM ( SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3)) ) AS alias3;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
+3	DEPENDENT SUBQUERY	c_sq1_alias1	system	PRIMARY	NULL	NULL	NULL	1	
+SELECT * FROM ( SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3)) ) AS alias3;
+pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+DROP TABLE t1,t2;
 End of 5.2 tests
 #
 # BUG#779885: Crash in eliminate_item_equal with materialization=on in
@ -6866,7 +6976,7 @@ INSERT INTO t2 VALUES (45),(17),(20);
 EXPLAIN SELECT * FROM t1 WHERE EXISTS ( SELECT a FROM t1, t2 WHERE b = a GROUP BY a HAVING a <> 1 ) ;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE
-2	SUBQUERY	t1	index	a	a	5	NULL	1	Using where; Using index
+2	SUBQUERY	t1	index	a	a	5	NULL	2	Using where; Using index
 2	SUBQUERY	t2	ref	b	b	5	test.t1.a	2	Using index
 DROP TABLE t1,t2;
 #
@ -6900,7 +7010,7 @@ INSERT INTO t2 VALUES (45),(17),(20);
 EXPLAIN SELECT * FROM t1 WHERE EXISTS ( SELECT a FROM t1, t2 WHERE b = a GROUP BY a HAVING a <> 1 ) ;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE
-2	SUBQUERY	t1	index	a	a	5	NULL	1	Using where; Using index
+2	SUBQUERY	t1	index	a	a	5	NULL	2	Using where; Using index
 2	SUBQUERY	t2	ref	b	b	5	test.t1.a	2	Using index
 DROP TABLE t1,t2;
 set optimizer_switch=default;
--- a/mysql-test/r/subselect_no_semijoin.result
+++ b/mysql-test/r/subselect_no_semijoin.result
@ -6055,6 +6055,116 @@ WHERE (col_varchar_nokey, 'x') IN
 col_int_nokey
 1
 DROP TABLE ot,it1,it2;
+#
+# MDEV-746
+# Bug#13651009 WRONG RESULT FROM DERIVED TABLE IF THE SUBQUERY
+# HAS AN EMPTY RESULT
+#
+CREATE TABLE t1 (
+pk int NOT NULL,
+col_int_nokey int NOT NULL,
+col_int_key int NOT NULL,
+col_time_key time NOT NULL,
+col_varchar_key varchar(1) NOT NULL,
+col_varchar_nokey varchar(1) NOT NULL,
+PRIMARY KEY (pk),
+KEY col_int_key (col_int_key),
+KEY col_time_key (col_time_key),
+KEY col_varchar_key (col_varchar_key,col_int_key)
+) ENGINE=MyISAM;
+CREATE TABLE t2 (
+pk int NOT NULL AUTO_INCREMENT,
+col_int_nokey int NOT NULL,
+col_int_key int NOT NULL,
+col_time_key time NOT NULL,
+col_varchar_key varchar(1) NOT NULL,
+col_varchar_nokey varchar(1) NOT NULL,
+PRIMARY KEY (pk),
+KEY col_int_key (col_int_key),
+KEY col_time_key (col_time_key),
+KEY col_varchar_key (col_varchar_key,col_int_key)
+) ENGINE=MyISAM;
+INSERT INTO t2 VALUES (1,4,4,'00:00:00','b','b');
+SET @var2:=4, @var3:=8;
+
+Testcase without inner subquery
+EXPLAIN SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
+SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3;
+@var3:=12	pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+SELECT @var3;
+@var3
+8
+EXPLAIN SELECT * FROM ( SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3 ) AS alias3;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	<derived2>	system	NULL	NULL	NULL	NULL	0	const row not found
+2	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+SELECT * FROM ( SELECT @var3:=12, sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key + NULL) IS NULL OR
+sq4_alias1.col_varchar_key = @var3 ) AS alias3;
+@var3:=12	pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+SELECT @var3;
+@var3
+8
+
+Testcase with inner subquery; crashed WL#6095
+SET @var3=8;
+EXPLAIN SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3));
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
+2	DEPENDENT SUBQUERY	c_sq1_alias1	system	PRIMARY	NULL	NULL	NULL	1	
+SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3));
+pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+EXPLAIN SELECT * FROM ( SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3)) ) AS alias3;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
+3	DEPENDENT SUBQUERY	c_sq1_alias1	system	PRIMARY	NULL	NULL	NULL	1	
+SELECT * FROM ( SELECT sq4_alias1.*
+FROM t1 AS sq4_alias1
+WHERE (sq4_alias1.col_varchar_key , sq4_alias1.col_varchar_nokey)
+NOT IN
+(SELECT c_sq1_alias1.col_varchar_key AS c_sq1_field1,
+c_sq1_alias1.col_varchar_nokey AS c_sq1_field2
+FROM t2 AS c_sq1_alias1
+WHERE (c_sq1_alias1.col_int_nokey != @var2
+OR c_sq1_alias1.pk != @var3)) ) AS alias3;
+pk	col_int_nokey	col_int_key	col_time_key	col_varchar_key	col_varchar_nokey
+DROP TABLE t1,t2;
 End of 5.2 tests
 #
 # BUG#779885: Crash in eliminate_item_equal with materialization=on in
@ -6855,7 +6965,7 @@ INSERT INTO t2 VALUES (45),(17),(20);
 EXPLAIN SELECT * FROM t1 WHERE EXISTS ( SELECT a FROM t1, t2 WHERE b = a GROUP BY a HAVING a <> 1 ) ;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE
-2	SUBQUERY	t1	index	a	a	5	NULL	1	Using where; Using index
+2	SUBQUERY	t1	index	a	a	5	NULL	2	Using where; Using index
 2	SUBQUERY	t2	ref	b	b	5	test.t1.a	2	Using index
 DROP TABLE t1,t2;
 #
@ -6889,7 +6999,7 @@ INSERT INTO t2 VALUES (45),(17),(20);
 EXPLAIN SELECT * FROM t1 WHERE EXISTS ( SELECT a FROM t1, t2 WHERE b = a GROUP BY a HAVING a <> 1 ) ;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE
-2	SUBQUERY	t1	index	a	a	5	NULL	1	Using where; Using index
+2	SUBQUERY	t1	index	a	a	5	NULL	2	Using where; Using index
 2	SUBQUERY	t2	ref	b	b	5	test.t1.a	2	Using index
 DROP TABLE t1,t2;
 set @optimizer_switch_for_subselect_test=null;
--- a/mysql-test/r/system_mysql_db.result
+++ b/mysql-test/r/system_mysql_db.result
@ -247,7 +247,7 @@ event	CREATE TABLE `event` (
 show create table general_log;
 Table	Create Table
 general_log	CREATE TABLE `general_log` (
-  `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  `user_host` mediumtext NOT NULL,
  `thread_id` int(11) NOT NULL,
  `server_id` int(10) unsigned NOT NULL,
@ -257,7 +257,7 @@ general_log	CREATE TABLE `general_log` (
 show create table slow_log;
 Table	Create Table
 slow_log	CREATE TABLE `slow_log` (
-  `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  `user_host` mediumtext NOT NULL,
  `query_time` time(6) NOT NULL,
  `lock_time` time(6) NOT NULL,
--- a/mysql-test/r/system_mysql_db_fix40123.result
+++ b/mysql-test/r/system_mysql_db_fix40123.result
@ -247,7 +247,7 @@ event	CREATE TABLE `event` (
 show create table general_log;
 Table	Create Table
 general_log	CREATE TABLE `general_log` (
-  `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  `user_host` mediumtext NOT NULL,
  `thread_id` int(11) NOT NULL,
  `server_id` int(10) unsigned NOT NULL,
@ -257,7 +257,7 @@ general_log	CREATE TABLE `general_log` (
 show create table slow_log;
 Table	Create Table
 slow_log	CREATE TABLE `slow_log` (
-  `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  `user_host` mediumtext NOT NULL,
  `query_time` time(6) NOT NULL,
  `lock_time` time(6) NOT NULL,
--- a/mysql-test/r/system_mysql_db_fix50030.result
+++ b/mysql-test/r/system_mysql_db_fix50030.result
@ -247,7 +247,7 @@ event	CREATE TABLE `event` (
 show create table general_log;
 Table	Create Table
 general_log	CREATE TABLE `general_log` (
-  `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  `user_host` mediumtext NOT NULL,
  `thread_id` int(11) NOT NULL,
  `server_id` int(10) unsigned NOT NULL,
@ -257,7 +257,7 @@ general_log	CREATE TABLE `general_log` (
 show create table slow_log;
 Table	Create Table
 slow_log	CREATE TABLE `slow_log` (
-  `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  `user_host` mediumtext NOT NULL,
  `query_time` time(6) NOT NULL,
  `lock_time` time(6) NOT NULL,
--- a/mysql-test/r/system_mysql_db_fix50117.result
+++ b/mysql-test/r/system_mysql_db_fix50117.result
@ -247,7 +247,7 @@ event	CREATE TABLE `event` (
 show create table general_log;
 Table	Create Table
 general_log	CREATE TABLE `general_log` (
-  `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  `user_host` mediumtext NOT NULL,
  `thread_id` int(11) NOT NULL,
  `server_id` int(10) unsigned NOT NULL,
@ -257,7 +257,7 @@ general_log	CREATE TABLE `general_log` (
 show create table slow_log;
 Table	Create Table
 slow_log	CREATE TABLE `slow_log` (
-  `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  `user_host` mediumtext NOT NULL,
  `query_time` time(6) NOT NULL,
  `lock_time` time(6) NOT NULL,
--- a/mysql-test/r/testdb_only.require
+++ b/mysql-test/r/testdb_only.require
@ -1,2 +0,0 @@
-Variable_name    	Value
-use extern server	NO
--- a/mysql-test/r/type_timestamp.result
+++ b/mysql-test/r/type_timestamp.result
@ -148,15 +148,15 @@ ix+0
 20030101000000
 drop table t1;
 create table t1 (t1 timestamp, t2 timestamp default now());
-ERROR HY000: Incorrect table definition; there can be only one TIMESTAMP column with CURRENT_TIMESTAMP in DEFAULT or ON UPDATE clause
+drop table t1;
 create table t1 (t1 timestamp, t2 timestamp on update now());
-ERROR HY000: Incorrect table definition; there can be only one TIMESTAMP column with CURRENT_TIMESTAMP in DEFAULT or ON UPDATE clause
+drop table t1;
 create table t1 (t1 timestamp, t2 timestamp default now() on update now());
-ERROR HY000: Incorrect table definition; there can be only one TIMESTAMP column with CURRENT_TIMESTAMP in DEFAULT or ON UPDATE clause
+drop table t1;
 create table t1 (t1 timestamp default now(), t2 timestamp on update now());
-ERROR HY000: Incorrect table definition; there can be only one TIMESTAMP column with CURRENT_TIMESTAMP in DEFAULT or ON UPDATE clause
+drop table t1;
 create table t1 (t1 timestamp on update now(), t2 timestamp default now() on update now());
-ERROR HY000: Incorrect table definition; there can be only one TIMESTAMP column with CURRENT_TIMESTAMP in DEFAULT or ON UPDATE clause
+drop table t1;
 create table t1 (t1 timestamp default '2003-01-01 00:00:00', t2 datetime, t3 timestamp);
 SET TIMESTAMP=1000000000;
 insert into t1 values ();
--- a/mysql-test/r/type_timestamp_hires.result
+++ b/mysql-test/r/type_timestamp_hires.result
@ -63,15 +63,15 @@ a
 show create table t1;
 Table	Create Table
 t1	CREATE TABLE `t1` (
-  `a` timestamp(4) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+  `a` timestamp(4) NOT NULL DEFAULT CURRENT_TIMESTAMP(4) ON UPDATE CURRENT_TIMESTAMP(4)
 ) ENGINE=InnoDB DEFAULT CHARSET=latin1
 show columns from t1;
 Field	Type	Null	Key	Default	Extra
-a	timestamp(4)	NO		CURRENT_TIMESTAMP	on update CURRENT_TIMESTAMP
+a	timestamp(4)	NO		CURRENT_TIMESTAMP(4)	on update CURRENT_TIMESTAMP
 select table_name, column_name, column_default, is_nullable, data_type, character_maximum_length, character_octet_length, numeric_precision, numeric_scale, datetime_precision, character_set_name, collation_name, column_type, column_key, extra from information_schema.columns where table_name='t1';
 table_name	t1
 column_name	a
-column_default	CURRENT_TIMESTAMP
+column_default	CURRENT_TIMESTAMP(4)
 is_nullable	NO
 data_type	timestamp
 character_maximum_length	NULL
@ -113,7 +113,7 @@ t2	CREATE TABLE `t2` (
 show create table t3;
 Table	Create Table
 t3	CREATE TABLE `t3` (
-  `a` timestamp(4) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+  `a` timestamp(4) NOT NULL DEFAULT CURRENT_TIMESTAMP(4) ON UPDATE CURRENT_TIMESTAMP(4)
 ) ENGINE=InnoDB DEFAULT CHARSET=latin1
 drop table t2, t3;
 insert t1 values ('2010-12-13 14:15:16.222222');
@ -278,3 +278,23 @@ select * from t1;
 a
 2011-01-01 01:01:01.12345
 drop table t1;
+create table t1 (a timestamp(5) default current_timestamp);
+drop table t1;
+create table t1 (a timestamp(5) default current_timestamp());
+drop table t1;
+create table t1 (a timestamp(5) default current_timestamp(2));
+ERROR 42000: Invalid default value for 'a'
+create table t1 (a timestamp(5) default current_timestamp(5));
+drop table t1;
+create table t1 (a timestamp(5) default current_timestamp(6));
+drop table t1;
+create table t1 (a timestamp(5) on update current_timestamp);
+drop table t1;
+create table t1 (a timestamp(5) on update current_timestamp());
+drop table t1;
+create table t1 (a timestamp(5) on update current_timestamp(3));
+ERROR HY000: Invalid ON UPDATE clause for 'a' column
+create table t1 (a timestamp(5) on update current_timestamp(5));
+drop table t1;
+create table t1 (a timestamp(5) on update current_timestamp(6));
+drop table t1;
--- a/mysql-test/r/user_var.result
+++ b/mysql-test/r/user_var.result
@ -498,4 +498,36 @@ DROP TABLE t1;
 #
 SET @bug12408412=1;
 SELECT GROUP_CONCAT(@bug12408412 ORDER BY 1) INTO @bug12408412;
+CREATE TABLE t1(a INT);
+INSERT INTO t1 VALUES (0);
+SELECT DISTINCT POW(COUNT(*), @a:=(SELECT 1 FROM t1 LEFT JOIN t1 AS t2 ON @a))
+AS b FROM t1 GROUP BY a;
+b
+1
+SELECT @a;
+@a
+1
+DROP TABLE t1;
+CREATE TABLE t1(f1 INT, f2 INT);
+INSERT INTO t1 VALUES (1,2),(2,3),(3,1);
+CREATE TABLE t2(a INT);
+INSERT INTO t2 VALUES (1);
+SET @var=NULL;
+SELECT @var:=(SELECT f2 FROM t2 WHERE @var) FROM t1 GROUP BY f1 ORDER BY f2 DESC
+LIMIT 1;
+@var:=(SELECT f2 FROM t2 WHERE @var)
+NULL
+SELECT @var;
+@var
+NULL
+DROP TABLE t1, t2;
+CREATE TABLE t1(a INT);
+INSERT INTO t1 VALUES (0),(1),(3);
+SELECT DISTINCT POW(COUNT(distinct a), @a:=(SELECT 1 FROM t1 LEFT JOIN t1 AS t2 ON @a limit 1)) AS b FROM t1 GROUP BY a;
+b
+1
+SELECT @a;
+@a
+1
+DROP TABLE t1;
 End of 5.5 tests
--- a/mysql-test/r/variables.result
+++ b/mysql-test/r/variables.result
@ -211,10 +211,10 @@ VARIABLE_NAME	VARIABLE_VALUE
 DEFAULT_STORAGE_ENGINE	MEMORY
 show global variables like 'default_storage_engine';
 Variable_name	Value
-default_storage_engine	MRG_MYISAM
+default_storage_engine	MRG_MyISAM
 select * from information_schema.global_variables where variable_name like 'default_storage_engine';
 VARIABLE_NAME	VARIABLE_VALUE
-DEFAULT_STORAGE_ENGINE	MRG_MYISAM
+DEFAULT_STORAGE_ENGINE	MRG_MyISAM
 set GLOBAL myisam_max_sort_file_size=2000000;
 Warnings:
 Warning	1292	Truncated incorrect myisam_max_sort_file_size value: '2000000'
--- a/mysql-test/r/view.result
+++ b/mysql-test/r/view.result
@ -4825,6 +4825,38 @@ drop tables t1,t2;
 # -----------------------------------------------------------------
 # -- End of 5.3 tests.
 # -----------------------------------------------------------------
+#
+# MDEV-3874: Server crashes in Item_field::print on a SELECT
+# from a MERGE view with materialization+semijoin, subquery, ORDER BY
+#
+SET @save_optimizer_switch_MDEV_3874=@@optimizer_switch;
+SET optimizer_switch = 'materialization=on,semijoin=on';
+CREATE TABLE t1 (a INT) ENGINE=MyISAM;
+INSERT INTO t1 VALUES (1),(7);
+CREATE TABLE t2 (b INT) ENGINE=MyISAM;
+INSERT INTO t2 VALUES (4),(6);
+CREATE TABLE t3 (c INT) ENGINE=MyISAM;
+INSERT INTO t3 VALUES (1),(2);
+CREATE ALGORITHM=MERGE VIEW v1 AS SELECT  
+( SELECT a FROM t1 WHERE ( 1, 1 ) IN ( 
+SELECT b, c FROM t2, t3 HAVING c > 2 ) ) AS field1, 
+b + c AS field2 
+FROM t2, t3 AS table1
+GROUP BY field1, field2 ORDER BY field1;
+Warnings:
+Warning	1354	View merge algorithm can't be used here for now (assumed undefined algorithm)
+SELECT * FROM v1;
+field1	field2
+NULL	5
+NULL	7
+NULL	6
+NULL	8
+drop view v1;
+drop table t1,t2,t3;
+SET optimizer_switch=@save_optimizer_switch_MDEV_3874;
+# -----------------------------------------------------------------
+# -- End of 5.5 tests.
+# -----------------------------------------------------------------
 # some subqueries in SELECT list test
 create table t1 (a int, b int);
 create table t2 (a int, b int);
--- a/mysql-test/r/windows.require
+++ b/mysql-test/r/windows.require
@ -1,2 +0,0 @@
-TRUE
-1
--- a/mysql-test/std_data/onerow.xml
+++ b/mysql-test/std_data/onerow.xml
@ -0,0 +1,13 @@
+<?xml version="1.0"?>
+<mysqldump xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+<database name="test">
+	<table_structure name="onerow">
+		<field Field="a" Type="int(11)" Null="YES" Key="" Extra="" />
+	</table_structure>
+	<table_data name="onerow">
+	<row>
+		<field name="a">1</field>
+	</row>
+	</table_data>
+</database>
+</mysqldump>
--- a/mysql-test/suite/binlog/r/binlog_checkpoint.result
+++ b/mysql-test/suite/binlog/r/binlog_checkpoint.result
@ -70,8 +70,14 @@ include/show_binlog_events.inc
 Log_name	Pos	Event_type	Server_id	End_log_pos	Info
 master-bin.000003	#	Format_desc	#	#	SERVER_VERSION, BINLOG_VERSION
 master-bin.000003	#	Binlog_checkpoint	#	#	master-bin.000001
+SET DEBUG_SYNC= "RESET";
+SET @old_dbug= @@global.DEBUG_DBUG;
+SET GLOBAL debug_dbug="+d,binlog_background_checkpoint_processed";
 SET DEBUG_SYNC= "now SIGNAL con2_continue";
 con1 is still pending, no new binlog checkpoint should have been logged.
+SET DEBUG_SYNC= "now WAIT_FOR binlog_background_checkpoint_processed";
+SET GLOBAL debug_dbug= @old_dbug;
+SET DEBUG_SYNC= "RESET";
 include/show_binlog_events.inc
 Log_name	Pos	Event_type	Server_id	End_log_pos	Info
 master-bin.000003	#	Format_desc	#	#	SERVER_VERSION, BINLOG_VERSION
--- a/mysql-test/suite/binlog/r/binlog_xa_recover.result
+++ b/mysql-test/suite/binlog/r/binlog_xa_recover.result
@ -118,7 +118,11 @@ master-bin.000004	#	Table_map	#	#	table_id: # (test.t1)
 master-bin.000004	#	Write_rows	#	#	table_id: # flags: STMT_END_F
 master-bin.000004	#	Xid	#	#	COMMIT /* XID */
 SET DEBUG_SYNC= "now SIGNAL con10_cont";
+SET @old_dbug= @@global.DEBUG_DBUG;
+SET GLOBAL debug_dbug="+d,binlog_background_checkpoint_processed";
 SET DEBUG_SYNC= "now SIGNAL con12_cont";
+SET DEBUG_SYNC= "now WAIT_FOR binlog_background_checkpoint_processed";
+SET GLOBAL debug_dbug= @old_dbug;
 SET DEBUG_SYNC= "now SIGNAL con11_cont";
 Checking that master-bin.000004 is the last binlog checkpoint
 include/show_binlog_events.inc
--- a/mysql-test/suite/binlog/t/binlog_checkpoint.test
+++ b/mysql-test/suite/binlog/t/binlog_checkpoint.test
@ -71,6 +71,12 @@ SET DEBUG_SYNC= "now WAIT_FOR con2_ready";
 --let $binlog_file= master-bin.000003
 --source include/show_binlog_events.inc

+# We need to sync the test case with the background processing of the
+# commit checkpoint, otherwise we get nondeterministic results.
+SET DEBUG_SYNC= "RESET";
+SET @old_dbug= @@global.DEBUG_DBUG;
+SET GLOBAL debug_dbug="+d,binlog_background_checkpoint_processed";
+
 SET DEBUG_SYNC= "now SIGNAL con2_continue";

 connection con2;
@ -78,6 +84,12 @@ reap;

 connection default;
 --echo con1 is still pending, no new binlog checkpoint should have been logged.
+# Make sure commit checkpoint is processed before we check that no checkpoint
+# event has been binlogged.
+SET DEBUG_SYNC= "now WAIT_FOR binlog_background_checkpoint_processed";
+SET GLOBAL debug_dbug= @old_dbug;
+SET DEBUG_SYNC= "RESET";
+
 --let $binlog_file= master-bin.000003
 --source include/show_binlog_events.inc

--- a/mysql-test/suite/binlog/t/binlog_xa_recover.test
+++ b/mysql-test/suite/binlog/t/binlog_xa_recover.test
@ -14,8 +14,24 @@ CREATE TABLE t1 (a INT PRIMARY KEY, b MEDIUMTEXT) ENGINE=Innodb;
 # Insert some data to force a couple binlog rotations (3), so we get some
 # normal binlog checkpoints before starting the test.
 INSERT INTO t1 VALUES (100, REPEAT("x", 4100));
+# Wait for the master-bin.000002 binlog checkpoint to appear.
+--let $wait_for_all= 0
+--let $show_statement= SHOW BINLOG EVENTS IN "master-bin.000002"
+--let $field= Info
+--let $condition= = "master-bin.000002"
+--source include/wait_show_condition.inc
 INSERT INTO t1 VALUES (101, REPEAT("x", 4100));
+--let $wait_for_all= 0
+--let $show_statement= SHOW BINLOG EVENTS IN "master-bin.000003"
+--let $field= Info
+--let $condition= = "master-bin.000003"
+--source include/wait_show_condition.inc
 INSERT INTO t1 VALUES (102, REPEAT("x", 4100));
+--let $wait_for_all= 0
+--let $show_statement= SHOW BINLOG EVENTS IN "master-bin.000004"
+--let $field= Info
+--let $condition= = "master-bin.000004"
+--source include/wait_show_condition.inc

 # Now start a bunch of transactions that span multiple binlog
 # files. Leave then in the state prepared-but-not-committed in the engine
@ -154,10 +170,19 @@ SET DEBUG_SYNC= "now SIGNAL con10_cont";
 connection con10;
 reap;
 connection default;
+
+# We need to sync the test case with the background processing of the
+# commit checkpoint, otherwise we get nondeterministic results.
+SET @old_dbug= @@global.DEBUG_DBUG;
+SET GLOBAL debug_dbug="+d,binlog_background_checkpoint_processed";
+
 SET DEBUG_SYNC= "now SIGNAL con12_cont";
 connection con12;
 reap;
 connection default;
+SET DEBUG_SYNC= "now WAIT_FOR binlog_background_checkpoint_processed";
+SET GLOBAL debug_dbug= @old_dbug;
+
 SET DEBUG_SYNC= "now SIGNAL con11_cont";
 connection con11;
 reap;
@ -211,7 +236,20 @@ RESET MASTER;
 # crash recovery fails due to the error insert used for previous test.
 INSERT INTO t1 VALUES (21, REPEAT("x", 4100));
 INSERT INTO t1 VALUES (22, REPEAT("x", 4100));
+# Wait for the master-bin.000003 binlog checkpoint to appear.
+--let $wait_for_all= 0
+--let $show_statement= SHOW BINLOG EVENTS IN "master-bin.000003"
+--let $field= Info
+--let $condition= = "master-bin.000003"
+--source include/wait_show_condition.inc
 INSERT INTO t1 VALUES (23, REPEAT("x", 4100));
+# Wait for the last (master-bin.000004) binlog checkpoint to appear.
+--let $wait_for_all= 0
+--let $show_statement= SHOW BINLOG EVENTS IN "master-bin.000004"
+--let $field= Info
+--let $condition= = "master-bin.000004"
+--source include/wait_show_condition.inc
+
 --write_file $MYSQLTEST_VARDIR/tmp/mysqld.1.expect
 wait-binlog_xa_recover.test
 EOF
--- a/mysql-test/suite/federated/federatedx.test
+++ b/mysql-test/suite/federated/federatedx.test
@ -1999,4 +1999,4 @@ connection slave;
 SET @@GLOBAL.CONCURRENT_INSERT= @OLD_SLAVE_CONCURRENT_INSERT;

 connection default;
-source suite/federated/include/federated_cleanup.inc;
+source include/federated_cleanup.inc;
--- a/mysql-test/suite/funcs_1/r/is_columns_mysql.result
+++ b/mysql-test/suite/funcs_1/r/is_columns_mysql.result
@ -59,7 +59,7 @@ def	mysql	func	ret	2	0	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(1)			sele
 def	mysql	func	type	4	NULL	NO	enum	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	enum('function','aggregate')			select,insert,update,references	
 def	mysql	general_log	argument	6	NULL	NO	mediumtext	16777215	16777215	NULL	NULL	NULL	utf8	utf8_general_ci	mediumtext			select,insert,update,references	
 def	mysql	general_log	command_type	5	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select,insert,update,references	
-def	mysql	general_log	event_time	1	CURRENT_TIMESTAMP	NO	timestamp	NULL	NULL	NULL	NULL	6	NULL	NULL	timestamp(6)		on update CURRENT_TIMESTAMP	select,insert,update,references	
+def	mysql	general_log	event_time	1	CURRENT_TIMESTAMP(6)	NO	timestamp	NULL	NULL	NULL	NULL	6	NULL	NULL	timestamp(6)		on update CURRENT_TIMESTAMP	select,insert,update,references	
 def	mysql	general_log	server_id	4	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned			select,insert,update,references	
 def	mysql	general_log	thread_id	3	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)			select,insert,update,references	
 def	mysql	general_log	user_host	2	NULL	NO	mediumtext	16777215	16777215	NULL	NULL	NULL	utf8	utf8_general_ci	mediumtext			select,insert,update,references	
@ -203,7 +203,7 @@ def	mysql	slow_log	rows_examined	6	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int
 def	mysql	slow_log	rows_sent	5	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)			select,insert,update,references	
 def	mysql	slow_log	server_id	10	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned			select,insert,update,references	
 def	mysql	slow_log	sql_text	11	NULL	NO	mediumtext	16777215	16777215	NULL	NULL	NULL	utf8	utf8_general_ci	mediumtext			select,insert,update,references	
-def	mysql	slow_log	start_time	1	CURRENT_TIMESTAMP	NO	timestamp	NULL	NULL	NULL	NULL	6	NULL	NULL	timestamp(6)		on update CURRENT_TIMESTAMP	select,insert,update,references	
+def	mysql	slow_log	start_time	1	CURRENT_TIMESTAMP(6)	NO	timestamp	NULL	NULL	NULL	NULL	6	NULL	NULL	timestamp(6)		on update CURRENT_TIMESTAMP	select,insert,update,references	
 def	mysql	slow_log	user_host	2	NULL	NO	mediumtext	16777215	16777215	NULL	NULL	NULL	utf8	utf8_general_ci	mediumtext			select,insert,update,references	
 def	mysql	tables_priv	Column_priv	8		NO	set	31	93	NULL	NULL	NULL	utf8	utf8_general_ci	set('Select','Insert','Update','References')			select,insert,update,references	
 def	mysql	tables_priv	Db	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references	
--- a/mysql-test/suite/funcs_1/r/is_columns_mysql_embedded.result
+++ b/mysql-test/suite/funcs_1/r/is_columns_mysql_embedded.result
@ -59,7 +59,7 @@ def	mysql	func	ret	2	0	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(1)
 def	mysql	func	type	4	NULL	NO	enum	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	enum('function','aggregate')				
 def	mysql	general_log	argument	6	NULL	NO	mediumtext	16777215	16777215	NULL	NULL	NULL	utf8	utf8_general_ci	mediumtext				
 def	mysql	general_log	command_type	5	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)				
-def	mysql	general_log	event_time	1	CURRENT_TIMESTAMP	NO	timestamp	NULL	NULL	NULL	NULL	6	NULL	NULL	timestamp(6)		on update CURRENT_TIMESTAMP		
+def	mysql	general_log	event_time	1	CURRENT_TIMESTAMP(6)	NO	timestamp	NULL	NULL	NULL	NULL	6	NULL	NULL	timestamp(6)		on update CURRENT_TIMESTAMP		
 def	mysql	general_log	server_id	4	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned				
 def	mysql	general_log	thread_id	3	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)				
 def	mysql	general_log	user_host	2	NULL	NO	mediumtext	16777215	16777215	NULL	NULL	NULL	utf8	utf8_general_ci	mediumtext				
@ -203,7 +203,7 @@ def	mysql	slow_log	rows_examined	6	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int
 def	mysql	slow_log	rows_sent	5	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)				
 def	mysql	slow_log	server_id	10	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned				
 def	mysql	slow_log	sql_text	11	NULL	NO	mediumtext	16777215	16777215	NULL	NULL	NULL	utf8	utf8_general_ci	mediumtext				
-def	mysql	slow_log	start_time	1	CURRENT_TIMESTAMP	NO	timestamp	NULL	NULL	NULL	NULL	6	NULL	NULL	timestamp(6)		on update CURRENT_TIMESTAMP		
+def	mysql	slow_log	start_time	1	CURRENT_TIMESTAMP(6)	NO	timestamp	NULL	NULL	NULL	NULL	6	NULL	NULL	timestamp(6)		on update CURRENT_TIMESTAMP		
 def	mysql	slow_log	user_host	2	NULL	NO	mediumtext	16777215	16777215	NULL	NULL	NULL	utf8	utf8_general_ci	mediumtext				
 def	mysql	tables_priv	Column_priv	8		NO	set	31	93	NULL	NULL	NULL	utf8	utf8_general_ci	set('Select','Insert','Update','References')				
 def	mysql	tables_priv	Db	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI			
--- a/mysql-test/suite/funcs_1/r/is_engines_merge.result
+++ b/mysql-test/suite/funcs_1/r/is_engines_merge.result
@ -1,6 +1,6 @@
 SELECT * FROM information_schema.engines
 WHERE ENGINE = 'MRG_MYISAM';
-ENGINE	MRG_MYISAM
+ENGINE	MRG_MyISAM
 SUPPORT	YES
 COMMENT	Collection of identical MyISAM tables
 TRANSACTIONS	NO
--- a/mysql-test/suite/heap/heap_hash.result
+++ b/mysql-test/suite/heap/heap_hash.result
@ -382,6 +382,26 @@ INSERT INTO t1 VALUES('A ', 'A ');
 ERROR 23000: Duplicate entry 'A -A ' for key 'key1'
 DROP TABLE t1;
 End of 5.0 tests
+#
+# MDEV-568 (AKA LP BUG#1007981, AKA MySQL bug#44771)
+# Wrong result for a hash index look-up if the index is unique and
+# the key is NULL
+#
+CREATE TABLE t1 ( pk INT PRIMARY KEY, val INT, UNIQUE KEY USING HASH(val)) ENGINE=MEMORY;
+INSERT INTO t1 VALUES (1, NULL);
+INSERT INTO t1 VALUES (2, NULL);
+INSERT INTO t1 VALUES (3, 1);
+INSERT INTO t1 VALUES (4, NULL);
+EXPLAIN SELECT * FROM t1 WHERE val IS NULL;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ref	val	val	5	const	1	Using where
+SELECT * FROM t1 WHERE val IS NULL;
+pk	val
+4	NULL
+2	NULL
+1	NULL
+drop table t1;
+End of 5.2 tests
 # bit index in heap tables
 create table t1 (a bit(63) not null) engine=heap;
 insert into t1 values (869751),(736494),(226312),(802616),(728912);
--- a/mysql-test/suite/heap/heap_hash.test
+++ b/mysql-test/suite/heap/heap_hash.test
@ -285,6 +285,23 @@ DROP TABLE t1;

 --echo End of 5.0 tests

+--echo #
+--echo # MDEV-568 (AKA LP BUG#1007981, AKA MySQL bug#44771)
+--echo # Wrong result for a hash index look-up if the index is unique and
+--echo # the key is NULL
+--echo #
+CREATE TABLE t1 ( pk INT PRIMARY KEY, val INT, UNIQUE KEY USING HASH(val)) ENGINE=MEMORY;
+
+INSERT INTO t1 VALUES (1, NULL);
+INSERT INTO t1 VALUES (2, NULL);
+INSERT INTO t1 VALUES (3, 1);
+INSERT INTO t1 VALUES (4, NULL);
+EXPLAIN SELECT * FROM t1 WHERE val IS NULL;
+SELECT * FROM t1 WHERE val IS NULL;
+drop table t1;
+
+--echo End of 5.2 tests
+
 -- echo # bit index in heap tables

 create table t1 (a bit(63) not null) engine=heap;
--- a/mysql-test/suite/innodb/t/binlog_consistent.test
+++ b/mysql-test/suite/innodb/t/binlog_consistent.test
@ -72,6 +72,7 @@ connection con3;
 --echo # Connection con3
 COMMIT;
 FLUSH LOGS;
+--source include/wait_for_binlog_checkpoint.inc

 connection default;
 --echo # Connection default
--- a/mysql-test/suite/innodb/t/innodb_information_schema_buffer.test
+++ b/mysql-test/suite/innodb/t/innodb_information_schema_buffer.test
@ -3,11 +3,6 @@

 -- source include/have_innodb.inc

-if (`select plugin_auth_version <= "1.1.8-29.0" from information_schema.plugins where plugin_name='innodb'`)
-{
-  --skip Not fixed in XtraDB 1.1.8-29.0 or earlier
-}
-
 -- disable_result_log
 SELECT * FROM INFORMATION_SCHEMA.INNODB_BUFFER_POOL_STATS;

--- a/mysql-test/suite/multi_source/multisource.test
+++ b/mysql-test/suite/multi_source/multisource.test
@ -169,6 +169,7 @@ select * from db2.t1;

 --connection master1
 flush logs;
+--source include/wait_for_binlog_checkpoint.inc
 --save_master_pos
 --connection slave
 --sync_with_master 0, 'master1'
--- a/mysql-test/suite/perfschema/r/relaylog.result
+++ b/mysql-test/suite/perfschema/r/relaylog.result
@ -56,8 +56,11 @@ where event_name like "%MYSQL_BIN_LOG%"
  and event_name not like "%MYSQL_BIN_LOG::update_cond"
  order by event_name;
 EVENT_NAME	COUNT_STAR
+wait/synch/cond/sql/MYSQL_BIN_LOG::COND_binlog_background_thread	NONE
+wait/synch/cond/sql/MYSQL_BIN_LOG::COND_binlog_background_thread_end	NONE
 wait/synch/cond/sql/MYSQL_BIN_LOG::COND_queue_busy	NONE
 wait/synch/cond/sql/MYSQL_BIN_LOG::COND_xid_list	NONE
+wait/synch/mutex/sql/MYSQL_BIN_LOG::LOCK_binlog_background_thread	MANY
 wait/synch/mutex/sql/MYSQL_BIN_LOG::LOCK_index	MANY
 wait/synch/mutex/sql/MYSQL_BIN_LOG::LOCK_xid_list	MANY
 "Expect no slave relay log"
@ -131,8 +134,11 @@ where event_name like "%MYSQL_BIN_LOG%"
  and event_name not like "%MYSQL_BIN_LOG::update_cond"
  order by event_name;
 EVENT_NAME	COUNT_STAR
+wait/synch/cond/sql/MYSQL_BIN_LOG::COND_binlog_background_thread	MANY
+wait/synch/cond/sql/MYSQL_BIN_LOG::COND_binlog_background_thread_end	NONE
 wait/synch/cond/sql/MYSQL_BIN_LOG::COND_queue_busy	NONE
-wait/synch/cond/sql/MYSQL_BIN_LOG::COND_xid_list	NONE
+wait/synch/cond/sql/MYSQL_BIN_LOG::COND_xid_list	MANY
+wait/synch/mutex/sql/MYSQL_BIN_LOG::LOCK_binlog_background_thread	MANY
 wait/synch/mutex/sql/MYSQL_BIN_LOG::LOCK_index	MANY
 wait/synch/mutex/sql/MYSQL_BIN_LOG::LOCK_xid_list	MANY
 "Expect a slave relay log"
--- a/mysql-test/suite/plugins/r/audit_null.result
+++ b/mysql-test/suite/plugins/r/audit_null.result
@ -0,0 +1,29 @@
+set @old_global_general_log=@@global.general_log;
+set global general_log=OFF;
+install plugin audit_null soname 'adt_null';
+select 1;
+1
+1
+select foobar;
+ERROR 42S22: Unknown column 'foobar' in 'field list'
+show status like 'audit_null%';
+Variable_name	Value
+Audit_null_called	9
+Audit_null_general_error	1
+Audit_null_general_log	3
+Audit_null_general_result	2
+create procedure au1(x char(16)) select concat("test1", x);
+call au1("-12");
+concat("test1", x)
+test1-12
+show status like 'audit_null%';
+Variable_name	Value
+Audit_null_called	19
+Audit_null_general_error	1
+Audit_null_general_log	7
+Audit_null_general_result	5
+uninstall plugin audit_null;
+Warnings:
+Warning	1620	Plugin is busy and will be uninstalled on shutdown
+drop procedure au1;
+set global general_log=@old_global_general_log;
--- a/mysql-test/suite/plugins/t/audit_null.test
+++ b/mysql-test/suite/plugins/t/audit_null.test
@ -0,0 +1,30 @@
+
+--source include/not_embedded.inc
+
+if (!$ADT_NULL_SO) {
+  skip No NULL_AUDIT plugin;
+}
+
+set @old_global_general_log=@@global.general_log;
+set global general_log=OFF;
+
+--disable_ps_protocol
+install plugin audit_null soname 'adt_null';
+
+select 1;
+--error 1054
+select foobar;
+
+show status like 'audit_null%';
+
+create procedure au1(x char(16)) select concat("test1", x);
+call au1("-12");
+
+show status like 'audit_null%';
+
+uninstall plugin audit_null;
+--enable_ps_protocol
+
+drop procedure au1;
+set global general_log=@old_global_general_log;
+
--- a/mysql-test/suite/rpl/r/rpl_function_defaults.result
+++ b/mysql-test/suite/rpl/r/rpl_function_defaults.result
@ -0,0 +1,132 @@
+#
+# Test of function defaults on replicated tables.
+#
+include/master-slave.inc
+[connection master]
+connection master
+SET TIME_ZONE="+10:30";
+SET TIMESTAMP=123456.789123;
+SELECT CURRENT_TIMESTAMP;
+CURRENT_TIMESTAMP
+1970-01-02 20:47:36
+connection slave
+SET TIME_ZONE="+00:00";
+SET TIMESTAMP=987654321.123456;
+SELECT CURRENT_TIMESTAMP;
+CURRENT_TIMESTAMP
+2001-04-19 04:25:21
+connection master
+CREATE TABLE t1 (
+a TIMESTAMP    NOT NULL DEFAULT CURRENT_TIMESTAMP,
+b TIMESTAMP(1) NOT NULL DEFAULT CURRENT_TIMESTAMP(1),
+c TIMESTAMP(2) NOT NULL DEFAULT CURRENT_TIMESTAMP(2),
+d TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
+e TIMESTAMP(4) NOT NULL DEFAULT CURRENT_TIMESTAMP(4),
+f TIMESTAMP(5) NOT NULL DEFAULT CURRENT_TIMESTAMP(5),
+g TIMESTAMP(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6),
+h DATETIME     DEFAULT CURRENT_TIMESTAMP,
+i DATETIME(1)  DEFAULT CURRENT_TIMESTAMP(1),
+j DATETIME(2)  DEFAULT CURRENT_TIMESTAMP(2),
+k DATETIME(3)  DEFAULT CURRENT_TIMESTAMP(3),
+l DATETIME(4)  DEFAULT CURRENT_TIMESTAMP(4),
+m DATETIME(5)  DEFAULT CURRENT_TIMESTAMP(5),
+n DATETIME(6)  DEFAULT CURRENT_TIMESTAMP(6),
+o INT
+);
+INSERT INTO t1 ( o ) VALUES ( 1 );
+CREATE TABLE t2 (
+a TIMESTAMP    NOT NULL DEFAULT '0000-00-00 00:00:00' ON UPDATE CURRENT_TIMESTAMP,
+b TIMESTAMP(1) NOT NULL DEFAULT '0000-00-00 00:00:00' ON UPDATE CURRENT_TIMESTAMP(1),
+c TIMESTAMP(2) NOT NULL DEFAULT '0000-00-00 00:00:00' ON UPDATE CURRENT_TIMESTAMP(2),
+d TIMESTAMP(3) NOT NULL DEFAULT '0000-00-00 00:00:00' ON UPDATE CURRENT_TIMESTAMP(3),
+e TIMESTAMP(4) NOT NULL DEFAULT '0000-00-00 00:00:00' ON UPDATE CURRENT_TIMESTAMP(4),
+f TIMESTAMP(5) NOT NULL DEFAULT '0000-00-00 00:00:00' ON UPDATE CURRENT_TIMESTAMP(5),
+g TIMESTAMP(6) NOT NULL DEFAULT '0000-00-00 00:00:00' ON UPDATE CURRENT_TIMESTAMP(6),
+h DATETIME     ON UPDATE CURRENT_TIMESTAMP,
+i DATETIME(1)  ON UPDATE CURRENT_TIMESTAMP(1),
+j DATETIME(2)  ON UPDATE CURRENT_TIMESTAMP(2),
+k DATETIME(3)  ON UPDATE CURRENT_TIMESTAMP(3),
+l DATETIME(4)  ON UPDATE CURRENT_TIMESTAMP(4),
+m DATETIME(5)  ON UPDATE CURRENT_TIMESTAMP(5),
+n DATETIME(6)  ON UPDATE CURRENT_TIMESTAMP(6),
+o INT
+);
+INSERT INTO t2 ( o ) VALUES ( 1 );
+sync_slave_with_master
+connection slave
+SELECT * FROM t1;
+a	1970-01-02 10:17:36
+b	1970-01-02 10:17:36.7
+c	1970-01-02 10:17:36.78
+d	1970-01-02 10:17:36.789
+e	1970-01-02 10:17:36.7891
+f	1970-01-02 10:17:36.78912
+g	1970-01-02 10:17:36.789123
+h	1970-01-02 20:47:36
+i	1970-01-02 20:47:36.7
+j	1970-01-02 20:47:36.78
+k	1970-01-02 20:47:36.789
+l	1970-01-02 20:47:36.7891
+m	1970-01-02 20:47:36.78912
+n	1970-01-02 20:47:36.789123
+o	1
+SELECT * FROM t2;
+a	0000-00-00 00:00:00
+b	0000-00-00 00:00:00.0
+c	0000-00-00 00:00:00.00
+d	0000-00-00 00:00:00.000
+e	0000-00-00 00:00:00.0000
+f	0000-00-00 00:00:00.00000
+g	0000-00-00 00:00:00.000000
+h	NULL
+i	NULL
+j	NULL
+k	NULL
+l	NULL
+m	NULL
+n	NULL
+o	1
+connection master
+SET TIMESTAMP=1234567890.123456;
+SELECT CURRENT_TIMESTAMP;
+CURRENT_TIMESTAMP
+2009-02-14 10:01:30
+UPDATE t1 SET o = 2;
+UPDATE t2 SET o = 2;
+sync_slave_with_master
+connection slave
+SELECT * FROM t1;
+a	1970-01-02 10:17:36
+b	1970-01-02 10:17:36.7
+c	1970-01-02 10:17:36.78
+d	1970-01-02 10:17:36.789
+e	1970-01-02 10:17:36.7891
+f	1970-01-02 10:17:36.78912
+g	1970-01-02 10:17:36.789123
+h	1970-01-02 20:47:36
+i	1970-01-02 20:47:36.7
+j	1970-01-02 20:47:36.78
+k	1970-01-02 20:47:36.789
+l	1970-01-02 20:47:36.7891
+m	1970-01-02 20:47:36.78912
+n	1970-01-02 20:47:36.789123
+o	2
+SELECT * FROM t2;
+a	2009-02-13 23:31:30
+b	2009-02-13 23:31:30.1
+c	2009-02-13 23:31:30.12
+d	2009-02-13 23:31:30.123
+e	2009-02-13 23:31:30.1234
+f	2009-02-13 23:31:30.12345
+g	2009-02-13 23:31:30.123456
+h	2009-02-14 10:01:30
+i	2009-02-14 10:01:30.1
+j	2009-02-14 10:01:30.12
+k	2009-02-14 10:01:30.123
+l	2009-02-14 10:01:30.1234
+m	2009-02-14 10:01:30.12345
+n	2009-02-14 10:01:30.123456
+o	2
+connection master
+DROP TABLE t1, t2;
+include/rpl_end.inc
--- a/mysql-test/suite/rpl/t/rpl_function_defaults.test
+++ b/mysql-test/suite/rpl/t/rpl_function_defaults.test
@ -0,0 +1,93 @@
+--echo #
+--echo # Test of function defaults on replicated tables.
+--echo #
+
+source include/master-slave.inc;
+
+--echo connection master
+connection master;
+SET TIME_ZONE="+10:30";
+SET TIMESTAMP=123456.789123;
+SELECT CURRENT_TIMESTAMP;
+
+--echo connection slave
+connection slave;
+SET TIME_ZONE="+00:00";
+SET TIMESTAMP=987654321.123456;
+SELECT CURRENT_TIMESTAMP;
+
+--echo connection master
+connection master;
+CREATE TABLE t1 (
+  a TIMESTAMP    NOT NULL DEFAULT CURRENT_TIMESTAMP,
+  b TIMESTAMP(1) NOT NULL DEFAULT CURRENT_TIMESTAMP(1),
+  c TIMESTAMP(2) NOT NULL DEFAULT CURRENT_TIMESTAMP(2),
+  d TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
+  e TIMESTAMP(4) NOT NULL DEFAULT CURRENT_TIMESTAMP(4),
+  f TIMESTAMP(5) NOT NULL DEFAULT CURRENT_TIMESTAMP(5),
+  g TIMESTAMP(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6),
+  h DATETIME     DEFAULT CURRENT_TIMESTAMP,
+  i DATETIME(1)  DEFAULT CURRENT_TIMESTAMP(1),
+  j DATETIME(2)  DEFAULT CURRENT_TIMESTAMP(2),
+  k DATETIME(3)  DEFAULT CURRENT_TIMESTAMP(3),
+  l DATETIME(4)  DEFAULT CURRENT_TIMESTAMP(4),
+  m DATETIME(5)  DEFAULT CURRENT_TIMESTAMP(5),
+  n DATETIME(6)  DEFAULT CURRENT_TIMESTAMP(6),
+  o INT
+);
+
+INSERT INTO t1 ( o ) VALUES ( 1 );
+
+CREATE TABLE t2 (
+  a TIMESTAMP    NOT NULL DEFAULT '0000-00-00 00:00:00' ON UPDATE CURRENT_TIMESTAMP,
+  b TIMESTAMP(1) NOT NULL DEFAULT '0000-00-00 00:00:00' ON UPDATE CURRENT_TIMESTAMP(1),
+  c TIMESTAMP(2) NOT NULL DEFAULT '0000-00-00 00:00:00' ON UPDATE CURRENT_TIMESTAMP(2),
+  d TIMESTAMP(3) NOT NULL DEFAULT '0000-00-00 00:00:00' ON UPDATE CURRENT_TIMESTAMP(3),
+  e TIMESTAMP(4) NOT NULL DEFAULT '0000-00-00 00:00:00' ON UPDATE CURRENT_TIMESTAMP(4),
+  f TIMESTAMP(5) NOT NULL DEFAULT '0000-00-00 00:00:00' ON UPDATE CURRENT_TIMESTAMP(5),
+  g TIMESTAMP(6) NOT NULL DEFAULT '0000-00-00 00:00:00' ON UPDATE CURRENT_TIMESTAMP(6),
+  h DATETIME     ON UPDATE CURRENT_TIMESTAMP,
+  i DATETIME(1)  ON UPDATE CURRENT_TIMESTAMP(1),
+  j DATETIME(2)  ON UPDATE CURRENT_TIMESTAMP(2),
+  k DATETIME(3)  ON UPDATE CURRENT_TIMESTAMP(3),
+  l DATETIME(4)  ON UPDATE CURRENT_TIMESTAMP(4),
+  m DATETIME(5)  ON UPDATE CURRENT_TIMESTAMP(5),
+  n DATETIME(6)  ON UPDATE CURRENT_TIMESTAMP(6),
+  o INT
+);
+
+INSERT INTO t2 ( o ) VALUES ( 1 );
+
+--echo sync_slave_with_master
+sync_slave_with_master;
+
+--echo connection slave
+connection slave;
+
+query_vertical SELECT * FROM t1;
+query_vertical SELECT * FROM t2;
+
+--echo connection master
+connection master;
+
+SET TIMESTAMP=1234567890.123456;
+SELECT CURRENT_TIMESTAMP;
+
+UPDATE t1 SET o = 2;
+UPDATE t2 SET o = 2;
+
+--echo sync_slave_with_master
+sync_slave_with_master;
+
+--echo connection slave
+connection slave;
+
+query_vertical SELECT * FROM t1;
+query_vertical SELECT * FROM t2;
+
+--echo connection master
+connection master;
+
+DROP TABLE t1, t2;
+
+--source include/rpl_end.inc
--- a/mysql-test/suite/sys_vars/r/default_storage_engine_basic.result
+++ b/mysql-test/suite/sys_vars/r/default_storage_engine_basic.result
@ -19,7 +19,7 @@ MyISAM
 SET @@global.default_storage_engine = MERGE;
 SELECT @@global.default_storage_engine;
@@global.default_storage_engine
-MRG_MYISAM
+MRG_MyISAM
 SET @@global.default_storage_engine = MEMORY;
 SELECT @@global.default_storage_engine;
@@global.default_storage_engine
@ -36,7 +36,7 @@ MyISAM
 SET @@session.default_storage_engine = MERGE;
 SELECT @@session.default_storage_engine;
@@session.default_storage_engine
-MRG_MYISAM
+MRG_MyISAM
 SET @@session.default_storage_engine = MEMORY;
 SELECT @@session.default_storage_engine;
@@session.default_storage_engine
--- a/mysql-test/suite/sys_vars/r/innodb_buffer_pool_populate_basic.result
+++ b/mysql-test/suite/sys_vars/r/innodb_buffer_pool_populate_basic.result
@ -0,0 +1 @@
+XtraDB extension
--- a/mysql-test/suite/sys_vars/r/storage_engine_basic.result
+++ b/mysql-test/suite/sys_vars/r/storage_engine_basic.result
@ -19,7 +19,7 @@ MyISAM
 SET @@global.storage_engine = MERGE;
 SELECT @@global.storage_engine;
@@global.storage_engine
-MRG_MYISAM
+MRG_MyISAM
 SET @@global.storage_engine = MEMORY;
 SELECT @@global.storage_engine;
@@global.storage_engine
@ -36,7 +36,7 @@ MyISAM
 SET @@session.storage_engine = MERGE;
 SELECT @@session.storage_engine;
@@session.storage_engine
-MRG_MYISAM
+MRG_MyISAM
 SET @@session.storage_engine = MEMORY;
 SELECT @@session.storage_engine;
@@session.storage_engine
--- a/mysql-test/suite/sys_vars/t/innodb_buffer_pool_populate_basic.test
+++ b/mysql-test/suite/sys_vars/t/innodb_buffer_pool_populate_basic.test
@ -0,0 +1 @@
+--echo XtraDB extension
--- a/mysql-test/suite/vcol/inc/vcol_trigger_sp.inc
+++ b/mysql-test/suite/vcol/inc/vcol_trigger_sp.inc
@ -108,3 +108,44 @@ select * from t1;

 drop table t1,t2;
 drop procedure p1;
+
+--echo #
+--echo # Bug mdev-3845: values of virtual columns are not computed for triggers
+--echo #
+
+CREATE TABLE t1 (
+  a INTEGER UNSIGNED NULL DEFAULT NULL,
+  b INTEGER UNSIGNED GENERATED ALWAYS AS (a) VIRTUAL
+);
+
+CREATE TABLE t2 (c INTEGER UNSIGNED NOT NULL);
+
+DELIMITER |;
+
+CREATE TRIGGER t1_ins_aft
+  AFTER INSERT
+  ON t1
+  FOR EACH ROW
+BEGIN
+  INSERT INTO t2 (c) VALUES (NEW.b);
+END |
+
+CREATE TRIGGER t1_del_bef
+  BEFORE DELETE
+  ON t1
+  FOR EACH ROW
+BEGIN
+  INSERT INTO t2 (c) VALUES (OLD.b);
+END |
+
+DELIMITER ;|
+
+INSERT INTO t1 (a) VALUES (1), (2), (3);
+SELECT * FROM t2;
+DELETE FROM t1;
+SELECT * FROM t2;
+
+DROP TRIGGER t1_ins_aft;
+DROP TRIGGER t1_del_bef;
+DROP TABLE t1,t2;
+
--- a/mysql-test/suite/vcol/r/vcol_merge.result
+++ b/mysql-test/suite/vcol/r/vcol_merge.result
@ -4,5 +4,5 @@ create table t2 (a int, b int as (a % 10));
 insert into t1 values (1,default);
 insert into t2 values (2,default);
 create table t3 (a int, b int as (a % 10)) engine=MERGE UNION=(t1,t2);
-ERROR HY000: MRG_MYISAM storage engine does not support computed columns
+ERROR HY000: MRG_MyISAM storage engine does not support computed columns
 drop table t1,t2;
--- a/mysql-test/suite/vcol/r/vcol_trigger_sp_innodb.result
+++ b/mysql-test/suite/vcol/r/vcol_trigger_sp_innodb.result
@ -85,3 +85,43 @@ a	b	c
 300	30	30
 drop table t1,t2;
 drop procedure p1;
+#
+# Bug mdev-3845: values of virtual columns are not computed for triggers
+#
+CREATE TABLE t1 (
+a INTEGER UNSIGNED NULL DEFAULT NULL,
+b INTEGER UNSIGNED GENERATED ALWAYS AS (a) VIRTUAL
+);
+CREATE TABLE t2 (c INTEGER UNSIGNED NOT NULL);
+CREATE TRIGGER t1_ins_aft
+AFTER INSERT
+ON t1
+FOR EACH ROW
+BEGIN
+INSERT INTO t2 (c) VALUES (NEW.b);
+END |
+CREATE TRIGGER t1_del_bef
+BEFORE DELETE
+ON t1
+FOR EACH ROW
+BEGIN
+INSERT INTO t2 (c) VALUES (OLD.b);
+END |
+INSERT INTO t1 (a) VALUES (1), (2), (3);
+SELECT * FROM t2;
+c
+1
+2
+3
+DELETE FROM t1;
+SELECT * FROM t2;
+c
+1
+2
+3
+1
+2
+3
+DROP TRIGGER t1_ins_aft;
+DROP TRIGGER t1_del_bef;
+DROP TABLE t1,t2;
--- a/mysql-test/suite/vcol/r/vcol_trigger_sp_myisam.result
+++ b/mysql-test/suite/vcol/r/vcol_trigger_sp_myisam.result
@ -85,3 +85,43 @@ a	b	c
 300	30	30
 drop table t1,t2;
 drop procedure p1;
+#
+# Bug mdev-3845: values of virtual columns are not computed for triggers
+#
+CREATE TABLE t1 (
+a INTEGER UNSIGNED NULL DEFAULT NULL,
+b INTEGER UNSIGNED GENERATED ALWAYS AS (a) VIRTUAL
+);
+CREATE TABLE t2 (c INTEGER UNSIGNED NOT NULL);
+CREATE TRIGGER t1_ins_aft
+AFTER INSERT
+ON t1
+FOR EACH ROW
+BEGIN
+INSERT INTO t2 (c) VALUES (NEW.b);
+END |
+CREATE TRIGGER t1_del_bef
+BEFORE DELETE
+ON t1
+FOR EACH ROW
+BEGIN
+INSERT INTO t2 (c) VALUES (OLD.b);
+END |
+INSERT INTO t1 (a) VALUES (1), (2), (3);
+SELECT * FROM t2;
+c
+1
+2
+3
+DELETE FROM t1;
+SELECT * FROM t2;
+c
+1
+2
+3
+1
+2
+3
+DROP TRIGGER t1_ins_aft;
+DROP TRIGGER t1_del_bef;
+DROP TABLE t1,t2;
--- a/mysql-test/t/create.test
+++ b/mysql-test/t/create.test
@ -55,10 +55,10 @@ create table a (`aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
 #
 # Some wrong defaults, so these creates should fail too (Bug #5902)
 #
--error 1067
 create table t1 (a datetime default now());
--error 1294
+drop table t1;
 create table t1 (a datetime on update now());
+drop table t1;
 --error 1067
 create table t1 (a int default 100 auto_increment);
 --error 1067
--- a/mysql-test/t/derived_opt.test
+++ b/mysql-test/t/derived_opt.test
@ -212,5 +212,65 @@ INSERT INTO t1 VALUES ( (SELECT 1 FROM ( SELECT * FROM t1 ) as a) );
 drop table t1;
 set optimizer_switch=@save_optimizer_switch;

+--echo #
+--echo # MDEV-3801 Reproducible sub select join crash on 5.3.8 and 5.3.9 
+--echo #
+
+CREATE TABLE t1 (
+  pk int(10) unsigned NOT NULL AUTO_INCREMENT,
+  a char(2) DEFAULT NULL,
+  PRIMARY KEY (pk),
+  KEY a (a)
+) ENGINE=MyISAM;
+INSERT INTO t1 (a)
+VALUES (NULL),(NULL),(NULL),('AB'),(NULL),('CD'),(NULL),(NULL);
+INSERT INTO t1 SELECT NULL, a1.a FROM t1 a1, t1 a2, t1 a3, t1 a4, t1 a5;
+
+CREATE TABLE t2 (
+  pk int(10) unsigned NOT NULL AUTO_INCREMENT PRIMARY KEY
+) ENGINE=MyISAM;
+INSERT INTO t2 VALUES (NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL);
+INSERT INTO t2 SELECT NULL FROM t2 a1, t2 a2, t2 a3, t2 a4, t2 a5;
+
+CREATE TABLE t3 (
+  pk int(10) unsigned NOT NULL AUTO_INCREMENT PRIMARY KEY
+) ENGINE=MyISAM;
+INSERT INTO t3 VALUES (NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL);
+INSERT INTO t3 SELECT NULL FROM t3 a1, t3 a2, t3 a3, t3 a4, t3 a5;
+
+CREATE TABLE t4 (
+  a char(2) NOT NULL DEFAULT '',
+  PRIMARY KEY (a)
+) ENGINE=MyISAM;
+INSERT INTO t4 VALUES ('CD');
+
+set @@tmp_table_size=8192;
+
+--replace_column 9 #
+EXPLAIN
+SELECT * FROM t3 AS tx JOIN t2 AS ty ON (tx.pk = ty.pk)
+WHERE
+  tx.pk IN
+  (SELECT *
+   FROM (SELECT DISTINCT ta.pk
+         FROM t3 AS ta
+              JOIN t2 AS tb ON (ta.pk = tb.pk)
+              JOIN t1 AS tc ON (tb.pk = tc.pk)
+              JOIN t4 AS td ON tc.a = td.a) tu)
+limit 10;
+
+SELECT * FROM t3 AS tX JOIN t2 AS tY ON (tX.pk = tY.pk)
+WHERE
+  tX.pk IN
+  (SELECT *
+   FROM (SELECT DISTINCT tA.pk
+         FROM t3 AS tA
+              JOIN t2 AS tB ON (tA.pk = tB.pk)
+              JOIN t1 AS tC ON (tB.pk = tC.pk)
+              JOIN t4 AS tD ON tC.a = tD.a) tU)
+limit 10;
+
+drop table t1, t2, t3, t4;
+
 # The following command must be the last one the file 
 set optimizer_switch=@exit_optimizer_switch;
--- a/mysql-test/t/function_defaults.test
+++ b/mysql-test/t/function_defaults.test
@ -0,0 +1,23 @@
+--echo #
+--echo # Test of function defaults for any server, including embedded.
+--echo #
+
+--source include/have_innodb.inc
+
+--echo #
+--echo # Function defaults run 1. No microsecond precision.
+--echo #
+let $current_timestamp=CURRENT_TIMESTAMP;
+let $now=NOW();
+let $timestamp=TIMESTAMP;
+let $datetime=DATETIME;
+source 'include/function_defaults.inc';
+
+--echo #
+--echo # Function defaults run 2. Six digits scale on seconds precision.
+--echo #
+let $current_timestamp=CURRENT_TIMESTAMP(6);
+let $now=NOW(6);
+let $timestamp=TIMESTAMP(6);
+let $datetime=DATETIME(6);
+source 'include/function_defaults.inc';
--- a/mysql-test/t/function_defaults_notembedded.test
+++ b/mysql-test/t/function_defaults_notembedded.test
@ -0,0 +1,18 @@
+--echo #
+--echo # Test of function defaults for non-embedded server.
+--echo #
+
+--source include/not_embedded.inc
+--source include/have_debug_sync.inc
+
+--echo #
+--echo # Function defaults run 1. No microsecond precision.
+--echo #
+let $timestamp=TIMESTAMP;
+--source include/function_defaults_notembedded.inc
+
+--echo #
+--echo # Function defaults run 2. Six digits scale on seconds precision.
+--echo #
+let $timestamp=TIMESTAMP(6);
+--source include/function_defaults_notembedded.inc
--- a/mysql-test/t/group_by.test
+++ b/mysql-test/t/group_by.test
@ -1469,6 +1469,20 @@ WHERE a = (
 GROUP BY 1;
 DROP TABLE t1, t2;

+#
+# MDEV-736 LP:1004615 - Unexpected warnings "Encountered illegal value '' when converting to DECIMAL" on a query with aggregate functions and GROUP BY
+#
+
+FLUSH STATUS; # this test case *must* use Aria temp tables
+
+CREATE TABLE t1 (f1 INT, f2 decimal(20,1), f3 blob);
+INSERT INTO t1 values(11,NULL,'blob'),(11,NULL,'blob');
+SELECT f3, MIN(f2) FROM t1 GROUP BY f1 LIMIT 1;
+DROP TABLE t1;
+
+--echo the value below *must* be 1
+show status like 'Created_tmp_disk_tables';
+
 --echo # End of 5.3 tests

 --echo #
--- a/mysql-test/t/information_schema.test
+++ b/mysql-test/t/information_schema.test
@ -1444,6 +1444,17 @@ SELECT length(CAST(b AS CHAR)) FROM ubig;

 DROP TABLE ubig;

+#
+# Bug #13889741: HANDLE_FATAL_SIGNAL IN _DB_ENTER_ | HANDLE_FATAL_SIGNAL IN STRNLEN
+#
+select 1 from information_schema.tables where table_schema=repeat('a', 2000);
+grant usage on *.* to mysqltest_1@localhost;
+connect (con1, localhost, mysqltest_1,,);
+connection con1;
+select 1 from information_schema.tables where table_schema=repeat('a', 2000);
+connection default;
+disconnect con1;
+drop user mysqltest_1@localhost;

 --echo End of 5.1 tests.

--- a/mysql-test/t/information_schema_all_engines.test
+++ b/mysql-test/t/information_schema_all_engines.test
@ -15,6 +15,7 @@ show tables;
 # Bug#18925: subqueries with MIN/MAX functions on INFORMATION_SCHEMA 
 #

+--sorted_result
 SELECT t.table_name, c1.column_name
  FROM information_schema.tables t
       INNER JOIN
@ -29,6 +30,7 @@ SELECT t.table_name, c1.column_name
                  c2.table_name = t.table_name AND
                  c2.column_name LIKE '%SCHEMA%'
        ) order by t.table_name;
+--sorted_result
 SELECT t.table_name, c1.column_name
  FROM information_schema.tables t
       INNER JOIN
--- a/mysql-test/t/innodb_ext_key.test
+++ b/mysql-test/t/innodb_ext_key.test
@ -287,6 +287,27 @@ select o_orderkey, p_partkey
        and o_orderkey=l_orderkey and p_partkey=l_partkey;
 show status like 'handler_read%';

+--echo #
+--echo # Bug mdev-3851: ref access used instead of expected eq_ref access
+--echo #                when extended_keys=on
+--echo #
+
+create table t0 (a int);
+insert into t0 values (1), (2), (3), (4), (5);
+create index i_p_size on part(p_size);
+
+set optimizer_switch='extended_keys=on';
+
+explain
+select * from t0, part ignore index (primary)
+  where p_partkey=t0.a and p_size=1;
+
+select * from t0,  part ignore index (primary)
+  where p_partkey=t0.a and p_size=1;
+
+drop table t0;
+drop index i_p_size on part; 
+
 DROP DATABASE dbt3_s001;

 use test;
@ -407,5 +428,44 @@ set optimizer_switch=@save_optimizer_switch;

 DROP TABLE t1,t2;

+
+--echo #
+--echo # Bug mdev-3888: INSERT with UPDATE on duplicate keys
+--echo #                with extended_keys=on   
+--echo #
+
+CREATE TABLE t1 (
+c1 bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+c2 bigint(20) unsigned NOT NULL,
+c3 bigint(20) unsigned NOT NULL,
+c4 varchar(128) DEFAULT NULL,
+PRIMARY KEY (c1),
+UNIQUE KEY uq (c2,c3),
+KEY c3 (c3),
+KEY c4 (c4)
+) ENGINE=InnoDB AUTO_INCREMENT=5 DEFAULT CHARSET=utf8;
+
+
+set @save_optimizer_switch=@@optimizer_switch;
+
+set session optimizer_switch='extended_keys=off';
+INSERT INTO t1 (c2, c3, c4) VALUES (58291525, 2580, 'foobar')
+  ON DUPLICATE KEY UPDATE c4 = VALUES(c4);
+INSERT INTO t1 (c2, c3, c4) VALUES (58291525, 2580, 'foobar')
+  ON DUPLICATE KEY UPDATE c4 = VALUES(c4);
+
+DELETE FROM t1;
+
+set session optimizer_switch='extended_keys=on';
+INSERT INTO t1 (c2, c3, c4) VALUES (58291525, 2580, 'foobar')
+  ON DUPLICATE KEY UPDATE c4 = VALUES(c4);
+INSERT INTO t1 (c2, c3, c4) VALUES (58291525, 2580, 'foobar')
+  ON DUPLICATE KEY UPDATE c4 = VALUES(c4);
+
+set optimizer_switch=@save_optimizer_switch;
+
+DROP TABLE t1;
+
 set optimizer_switch=@save_ext_key_optimizer_switch;
 SET SESSION STORAGE_ENGINE=DEFAULT;
+
--- a/mysql-test/t/order_by.test
+++ b/mysql-test/t/order_by.test
@ -1851,3 +1851,68 @@ DROP TABLE t1;

 --echo End of 5.3 tests

+--echo #
+--echo # Bug 54599: discarded fast range scan for query with 
+--echo #            GROUP BY + ORDER BY + LIMIT 
+--echo #
+
+create table t0 (a int);
+insert into t0 values (0), (1), (2), (3), (4), (5), (6), (7), (8), (9);
+
+create table t1 (a int, b int, index idx1(a,b), index idx2(b,a));
+insert into t1
+  select 1000*s4.a+100*s3.a+10*s2.a + s1.a, 1000*s4.a+100*s3.a+10*s2.a+s1.a
+    from t0 s1, t0 s2, t0 s3, t0 s4;
+--disable_result_log
+analyze table t1;
+--enable_result_log
+
+explain
+select b, count(*) num_cnt from t1
+   where a > 9750 group by b order by num_cnt;
+flush status;
+--disable_result_log
+select b, count(*) num_cnt from t1
+   where a > 9750 group by b order by num_cnt;
+--enable_result_log
+show status like '%Handler_read%';
+
+explain
+select b, count(*) num_cnt from t1 
+  where a > 9750 group by b order by num_cnt limit 1;
+flush status;
+--disable_result_log
+select b, count(*) num_cnt from t1 
+  where a > 9750 group by b order by num_cnt limit 1;
+--enable_result_log
+show status like '%Handler_read%';
+
+drop table t0, t1;
+
+--echo #
+--echo # LP bug #1002508 : the number  of expected rows to be examined is off
+--echo # (bug #13528826)
+--echo #             
+
+CREATE TABLE t1(a int PRIMARY KEY, b int) ENGINE=myisam;
+INSERT INTO t1 VALUES
+  (5, 10), (2, 70), (7, 80), (6, 20), (1, 50), (9, 40), (8, 30), (3, 60);
+CREATE TABLE t2 (p int, a int, INDEX i_a(a)) ENGINE=myisam;
+INSERT INTO t2 VALUES
+  (103, 7), (109, 3), (102, 3), (108, 1), (106, 3),
+  (107, 7), (105, 1), (101, 3), (100, 7), (110, 1);
+
+EXPLAIN 
+SELECT t1.a FROM t1 LEFT JOIN t2 ON t1.a=t2.a ORDER BY t1.a;
+
+EXPLAIN 
+SELECT t1.a FROM t1 LEFT JOIN t2 ON t1.a=t2.a ORDER BY t1.a LIMIT 8;
+
+EXPLAIN 
+SELECT t1.a FROM t1 LEFT JOIN t2 ON t1.a=t2.a ORDER BY t1.a LIMIT 100;
+
+DROP TABLE t1,t2;
+
+--echo End of 5.5 tests
+
+
--- a/mysql-test/t/partition.test
+++ b/mysql-test/t/partition.test
@ -2395,6 +2395,14 @@ SELECT 1 FROM t1 WHERE b < SOME

 DROP TABLE t1;

+--echo
+--echo MDEV-612  Valgrind error in  ha_maria::check_if_incompatible_data
+--echo
+
+CREATE TABLE t1 (a INT, b INT, KEY(a)) ENGINE=Aria PARTITION BY KEY(a) PARTITIONS 2;
+ALTER TABLE t1 ADD KEY (b);
+drop table t1;
+
 --echo End of 5.1 tests

 --echo #
--- a/mysql-test/t/range_vs_index_merge.test
+++ b/mysql-test/t/range_vs_index_merge.test
@ -676,6 +676,64 @@ $cond;

 set optimizer_switch=@save_optimizer_switch;

+--echo # 
+--echo # Bug mdev-585: range vs index-merge with ORDER BY ... LIMIT n
+--echo # (LP bug #637962)
+--echo # 
+
+DROP INDEX CountryPopulation ON City;
+DROP INDEX CountryName ON City;
+DROP INDEX CityName on City;
+
+CREATE INDEX Name ON City(Name);
+CREATE INDEX Population ON City(Population);
+
+
+--replace_column 9 #
+EXPLAIN 
+SELECT * FROM City
+  WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+        AND (Population >= 100000 AND Population < 120000);
+FLUSH STATUS;
+SELECT * FROM City
+  WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+        AND (Population >= 100000 AND Population < 120000);
+SHOW STATUS LIKE 'Handler_read_%';
+
+
+--replace_column 9 #
+EXPLAIN 
+SELECT * FROM City
+  WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+        AND (Population >= 100000 AND Population < 120000)
+ORDER BY Population LIMIT 5;
+
+FLUSH STATUS;
+SELECT * FROM City
+  WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+        AND (Population >= 100000 AND Population < 120000)
+ORDER BY Population LIMIT 5;
+SHOW STATUS LIKE 'Handler_read_%';
+
+
+set optimizer_switch='index_merge=off';
+
+--replace_column 9 #
+EXPLAIN 
+SELECT * FROM City
+  WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+        AND (Population >= 100000 AND Population < 120000)
+ORDER BY Population LIMIT 5;
+
+FLUSH STATUS;
+SELECT * FROM City
+  WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H'))
+        AND (Population >= 100000 AND Population < 120000)
+ORDER BY Population LIMIT 5;
+SHOW STATUS LIKE 'Handler_read_%';
+
+set optimizer_switch=@save_optimizer_switch;
+          

 DROP DATABASE world;

--- a/Show More
+++ b/Show More