diff --git a/client/client_priv.h b/client/client_priv.h
index a2f61b9e9ca..c205d07c34c 100644
--- a/client/client_priv.h
+++ b/client/client_priv.h
@@ -80,5 +80,6 @@ enum options_client
   OPT_MYSQL_REPLACE_INTO, OPT_BASE64_OUTPUT, OPT_SERVER_ID,
   OPT_FIX_TABLE_NAMES, OPT_FIX_DB_NAMES, OPT_SSL_VERIFY_SERVER_CERT,
   OPT_DEBUG_INFO, OPT_DEBUG_CHECK, OPT_COLUMN_TYPES, OPT_ERROR_LOG_FILE,
-  OPT_WRITE_BINLOG, OPT_MAX_CLIENT_OPTION
+  OPT_WRITE_BINLOG, OPT_DUMP_DATE,
+  OPT_MAX_CLIENT_OPTION
 };
diff --git a/client/mysqldump.c b/client/mysqldump.c
index 582e9e3b3b9..2b463552dd5 100644
--- a/client/mysqldump.c
+++ b/client/mysqldump.c
@@ -90,7 +90,7 @@ static my_bool  verbose= 0, opt_no_create_info= 0, opt_no_data= 0,
                 opt_drop=1,opt_keywords=0,opt_lock=1,opt_compress=0,
                 opt_delayed=0,create_options=1,opt_quoted=0,opt_databases=0,
                 opt_alldbs=0,opt_create_db=0,opt_lock_all_tables=0,
-                opt_set_charset=0,
+                opt_set_charset=0, opt_dump_date=1,
                 opt_autocommit=0,opt_disable_keys=1,opt_xml=0,
                 opt_delete_master_logs=0, tty_password=0,
                 opt_single_transaction=0, opt_comments= 0, opt_compact= 0,
@@ -424,6 +424,9 @@ static struct my_option my_long_options[] =
    "automatically turns off --lock-tables.",
    (uchar**) &opt_single_transaction, (uchar**) &opt_single_transaction, 0,
    GET_BOOL, NO_ARG,  0, 0, 0, 0, 0, 0},
+  {"dump-date", OPT_DUMP_DATE, "Put a dump date to the end of the output.",
+   (uchar**) &opt_dump_date, (uchar**) &opt_dump_date, 0,
+   GET_BOOL, NO_ARG, 1, 0, 0, 0, 0, 0},
   {"skip-opt", OPT_SKIP_OPTIMIZATION,
    "Disable --opt. Disables --add-drop-table, --add-locks, --create-options, --quick, --extended-insert, --lock-tables, --set-charset, and --disable-keys.",
    0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
@@ -651,10 +654,15 @@ static void write_footer(FILE *sql_file)
     fputs("\n", sql_file);
     if (opt_comments)
     {
-      char time_str[20];
-      get_date(time_str, GETDATE_DATE_TIME, 0);
-      fprintf(sql_file, "-- Dump completed on %s\n",
-              time_str);
+      if (opt_dump_date)
+      {
+        char time_str[20];
+        get_date(time_str, GETDATE_DATE_TIME, 0);
+        fprintf(sql_file, "-- Dump completed on %s\n",
+                time_str);
+      }
+      else
+        fprintf(sql_file, "-- Dump completed\n");
     }
     check_io(sql_file);
   }
diff --git a/client/mysqlslap.c b/client/mysqlslap.c
index 02a0cbd04c5..1c54ba86718 100644
--- a/client/mysqlslap.c
+++ b/client/mysqlslap.c
@@ -140,7 +140,8 @@ static my_bool opt_compress= FALSE, tty_password= FALSE,
                auto_generate_sql= FALSE;
 const char *auto_generate_sql_type= "mixed";
 
-static unsigned long connect_flags= CLIENT_MULTI_RESULTS;
+static unsigned long connect_flags= CLIENT_MULTI_RESULTS |
+                                    CLIENT_MULTI_STATEMENTS;
 
 static int verbose, delimiter_length;
 static uint commit_rate;
@@ -1877,13 +1878,16 @@ limit_not_met:
         }
       }
 
-      if (mysql_field_count(mysql))
+      do
       {
-        result= mysql_store_result(mysql);
-        while ((row = mysql_fetch_row(result)))
-          counter++;
-        mysql_free_result(result);
-      }
+        if (mysql_field_count(mysql))
+        {
+          result= mysql_store_result(mysql);
+          while ((row = mysql_fetch_row(result)))
+            counter++;
+          mysql_free_result(result);
+        }
+      } while(mysql_next_result(mysql) == 0);
       queries++;
 
       if (commit_rate && commit_rate <= trans_counter)
diff --git a/libmysql/libmysql.c b/libmysql/libmysql.c
index 74435a1eb57..a6ac4e76f68 100644
--- a/libmysql/libmysql.c
+++ b/libmysql/libmysql.c
@@ -4352,6 +4352,7 @@ static my_bool setup_one_fetch_function(MYSQL_BIND *param, MYSQL_FIELD *field)
   case MYSQL_TYPE_STRING:
   case MYSQL_TYPE_DECIMAL:
   case MYSQL_TYPE_NEWDECIMAL:
+  case MYSQL_TYPE_NEWDATE:
     DBUG_ASSERT(param->buffer_length != 0);
     param->fetch_result= fetch_result_str;
     break;
@@ -4424,6 +4425,7 @@ static my_bool setup_one_fetch_function(MYSQL_BIND *param, MYSQL_FIELD *field)
   case MYSQL_TYPE_VAR_STRING:
   case MYSQL_TYPE_STRING:
   case MYSQL_TYPE_BIT:
+  case MYSQL_TYPE_NEWDATE:
     param->skip_result= skip_result_string;
     break;
   default:
diff --git a/mysql-test/include/mix1.inc b/mysql-test/include/mix1.inc
index e2a22303d9d..b88e3a3cde5 100644
--- a/mysql-test/include/mix1.inc
+++ b/mysql-test/include/mix1.inc
@@ -29,6 +29,7 @@ eval SET SESSION STORAGE_ENGINE = $engine_type;
 
 --disable_warnings
 drop table if exists t1,t2,t3,t1m,t1i,t2m,t2i,t4;
+drop procedure if exists p1;
 --enable_warnings
 
 
@@ -1146,4 +1147,128 @@ select @b:=f2 from t1;
 select if(@a=@b,"ok","wrong");
 drop table t1;
 
+#
+# Bug #31310: Locked rows silently skipped in read-committed isolation level.
+#
+
+connect (con1,localhost,root,,);
+connect (con2,localhost,root,,);
+SET SESSION AUTOCOMMIT = 0;
+SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
+--echo # Switch to connection con1
+connection con1;
+
+eval
+CREATE TABLE t1 (a INT PRIMARY KEY, b VARCHAR(256))
+ENGINE = $engine_type;
+INSERT INTO t1 VALUES (1,2);
+
+--#echo 1. test for locking:
+
+BEGIN;
+--enable_info
+UPDATE t1 SET b = 12 WHERE a = 1;
+--disable_info
+SELECT * FROM t1;
+
+--echo # Switch to connection con2
+connection con2;
+
+--enable_info
+--disable_abort_on_error
+--error ER_LOCK_WAIT_TIMEOUT
+UPDATE t1 SET b = 21 WHERE a = 1;
+--disable_info
+
+--echo # Switch to connection con1
+connection con1;
+SELECT * FROM t1;
+ROLLBACK;
+
+--echo # 2. test for serialized update:
+
+CREATE TABLE t2 (a INT);
+
+TRUNCATE t1;
+INSERT INTO t1 VALUES (1,'init');
+
+DELIMITER |;
+CREATE PROCEDURE p1()
+BEGIN
+  UPDATE t1 SET b = CONCAT(b, '+con2')  WHERE a = 1;
+  INSERT INTO t2 VALUES ();
+END|
+DELIMITER ;|
+
+BEGIN;
+--enable_info
+UPDATE t1 SET b = CONCAT(b, '+con1') WHERE a = 1;
+--disable_info
+SELECT * FROM t1;
+
+--echo # Switch to connection con2
+connection con2;
+
+--send CALL p1;
+
+--echo # Switch to connection con1
+connection con1;
+SELECT * FROM t1;
+COMMIT;
+
+let $bug31310 = 1;
+while ($bug31310)
+{
+  let $bug31310= `SELECT 1 - COUNT(*) FROM t2`;
+}
+
+SELECT * FROM t1;
+
+--echo # Switch to connection con2
+connection con2;
+SELECT * FROM t1;
+
+--echo # Switch to connection con1
+connection con1;
+
+--echo # 3. test for updated key column:
+
+TRUNCATE t1;
+TRUNCATE t2;
+
+INSERT INTO t1 VALUES (1,'init');
+
+BEGIN;
+--enable_info
+UPDATE t1 SET a = 2, b = CONCAT(b, '+con1') WHERE a = 1;
+--disable_info
+SELECT * FROM t1;
+
+--echo # Switch to connection con2
+connection con2;
+
+--send CALL p1;
+
+--echo # Switch to connection con1
+connection con1;
+SELECT * FROM t1;
+COMMIT;
+
+let $bug31310 = 1;
+while ($bug31310)
+{
+  let $bug31310= `SELECT 1 - COUNT(*) FROM t2`;
+}
+
+SELECT * FROM t1;
+
+--echo # Switch to connection con2
+connection con2;
+SELECT * FROM t1;
+
+connection default;
+disconnect con1;
+disconnect con2;
+DROP PROCEDURE p1;
+DROP TABLE t1, t2;
 --echo End of 5.1 tests
diff --git a/mysql-test/r/compress.result b/mysql-test/r/compress.result
index 68206c0dc0e..a71d840d229 100644
--- a/mysql-test/r/compress.result
+++ b/mysql-test/r/compress.result
@@ -611,11 +611,11 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	SIMPLE	t3	ref	period	period	4	test.t1.period	4181	
 explain select * from t3 as t1,t3 where t1.period=t3.period order by t3.period limit 10;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t3	ALL	period	NULL	NULL	NULL	41810	Using filesort
+1	SIMPLE	t3	index	period	period	4	NULL	1	
 1	SIMPLE	t1	ref	period	period	4	test.t3.period	4181	
 explain select * from t3 as t1,t3 where t1.period=t3.period order by t1.period limit 10;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t1	ALL	period	NULL	NULL	NULL	41810	Using filesort
+1	SIMPLE	t1	index	period	period	4	NULL	1	
 1	SIMPLE	t3	ref	period	period	4	test.t1.period	4181	
 select period from t1;
 period
diff --git a/mysql-test/r/date_formats.result b/mysql-test/r/date_formats.result
index c1c8b7b060e..fbe46e9fa21 100644
--- a/mysql-test/r/date_formats.result
+++ b/mysql-test/r/date_formats.result
@@ -478,7 +478,7 @@ str_to_date(a,b)
 create table t2 select str_to_date(a,b) from t1;
 describe t2;
 Field	Type	Null	Key	Default	Extra
-str_to_date(a,b)	binary(29)	YES		NULL	
+str_to_date(a,b)	datetime	YES		NULL	
 select str_to_date("2003-01-02 10:11:12.0012", "%Y-%m-%d %H:%i:%S.%f") as f1,
 str_to_date("2003-01-02 10:11:12.0012", "%Y-%m-%d %H:%i:%S") as f2,
 str_to_date("2003-01-02", "%Y-%m-%d") as f3,
diff --git a/mysql-test/r/ddl_i18n_koi8r.result b/mysql-test/r/ddl_i18n_koi8r.result
index 3d38319df21..fbaf2f2fd4a 100644
--- a/mysql-test/r/ddl_i18n_koi8r.result
+++ b/mysql-test/r/ddl_i18n_koi8r.result
@@ -29,7 +29,8 @@ v2	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VI
 
 SELECT * FROM INFORMATION_SCHEMA.VIEWS WHERE table_name = 'v1'|
 TABLE_CATALOG	TABLE_SCHEMA	TABLE_NAME	VIEW_DEFINITION	CHECK_OPTION	IS_UPDATABLE	DEFINER	SECURITY_TYPE	CHARACTER_SET_CLIENT	COLLATION_CONNECTION
-NULL	mysqltest1	v1	SELECT 'ΤΕΣΤ' AS c1, ΛΟΜ AS c2	NONE	YES	root@localhost	DEFINER	koi8r	koi8r_general_ci
+NULL	mysqltest1	v1	SELECT 'ΤΕΣΤ' AS c1, ΛΟΜ AS c2
+FROM t1	NONE	YES	root@localhost	DEFINER	koi8r	koi8r_general_ci
 
 SELECT * FROM INFORMATION_SCHEMA.VIEWS WHERE table_name = 'v2'|
 TABLE_CATALOG	TABLE_SCHEMA	TABLE_NAME	VIEW_DEFINITION	CHECK_OPTION	IS_UPDATABLE	DEFINER	SECURITY_TYPE	CHARACTER_SET_CLIENT	COLLATION_CONNECTION
@@ -68,7 +69,8 @@ v2	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VI
 
 SELECT * FROM INFORMATION_SCHEMA.VIEWS WHERE table_name = 'v1'|
 TABLE_CATALOG	TABLE_SCHEMA	TABLE_NAME	VIEW_DEFINITION	CHECK_OPTION	IS_UPDATABLE	DEFINER	SECURITY_TYPE	CHARACTER_SET_CLIENT	COLLATION_CONNECTION
-NULL	mysqltest1	v1	SELECT 'ΤΕΣΤ' AS c1, ΛΟΜ AS c2	NONE	YES	root@localhost	DEFINER	koi8r	koi8r_general_ci
+NULL	mysqltest1	v1	SELECT 'ΤΕΣΤ' AS c1, ΛΟΜ AS c2
+FROM t1	NONE	YES	root@localhost	DEFINER	koi8r	koi8r_general_ci
 
 SELECT * FROM INFORMATION_SCHEMA.VIEWS WHERE table_name = 'v2'|
 TABLE_CATALOG	TABLE_SCHEMA	TABLE_NAME	VIEW_DEFINITION	CHECK_OPTION	IS_UPDATABLE	DEFINER	SECURITY_TYPE	CHARACTER_SET_CLIENT	COLLATION_CONNECTION
diff --git a/mysql-test/r/ddl_i18n_utf8.result b/mysql-test/r/ddl_i18n_utf8.result
index b8e690bfeb7..d0f176c1985 100644
--- a/mysql-test/r/ddl_i18n_utf8.result
+++ b/mysql-test/r/ddl_i18n_utf8.result
@@ -29,7 +29,8 @@ v2	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VI
 
 SELECT * FROM INFORMATION_SCHEMA.VIEWS WHERE table_name = 'v1'|
 TABLE_CATALOG	TABLE_SCHEMA	TABLE_NAME	VIEW_DEFINITION	CHECK_OPTION	IS_UPDATABLE	DEFINER	SECURITY_TYPE	CHARACTER_SET_CLIENT	COLLATION_CONNECTION
-NULL	mysqltest1	v1	SELECT 'тСст' AS c1, ΠΊΠΎΠ» AS c2	NONE	YES	root@localhost	DEFINER	utf8	utf8_general_ci
+NULL	mysqltest1	v1	SELECT 'тСст' AS c1, ΠΊΠΎΠ» AS c2
+FROM t1	NONE	YES	root@localhost	DEFINER	utf8	utf8_general_ci
 
 SELECT * FROM INFORMATION_SCHEMA.VIEWS WHERE table_name = 'v2'|
 TABLE_CATALOG	TABLE_SCHEMA	TABLE_NAME	VIEW_DEFINITION	CHECK_OPTION	IS_UPDATABLE	DEFINER	SECURITY_TYPE	CHARACTER_SET_CLIENT	COLLATION_CONNECTION
@@ -68,7 +69,8 @@ v2	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VI
 
 SELECT * FROM INFORMATION_SCHEMA.VIEWS WHERE table_name = 'v1'|
 TABLE_CATALOG	TABLE_SCHEMA	TABLE_NAME	VIEW_DEFINITION	CHECK_OPTION	IS_UPDATABLE	DEFINER	SECURITY_TYPE	CHARACTER_SET_CLIENT	COLLATION_CONNECTION
-NULL	mysqltest1	v1	SELECT 'тСст' AS c1, ΠΊΠΎΠ» AS c2	NONE	YES	root@localhost	DEFINER	utf8	utf8_general_ci
+NULL	mysqltest1	v1	SELECT 'тСст' AS c1, ΠΊΠΎΠ» AS c2
+FROM t1	NONE	YES	root@localhost	DEFINER	utf8	utf8_general_ci
 
 SELECT * FROM INFORMATION_SCHEMA.VIEWS WHERE table_name = 'v2'|
 TABLE_CATALOG	TABLE_SCHEMA	TABLE_NAME	VIEW_DEFINITION	CHECK_OPTION	IS_UPDATABLE	DEFINER	SECURITY_TYPE	CHARACTER_SET_CLIENT	COLLATION_CONNECTION
diff --git a/mysql-test/r/func_in.result b/mysql-test/r/func_in.result
index 4f64d39ccc0..80fa8f17a2a 100644
--- a/mysql-test/r/func_in.result
+++ b/mysql-test/r/func_in.result
@@ -564,4 +564,9 @@ explain select f2 from t2 where f2 in (1,'b');
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	SIMPLE	t2	index	t2f2	t2f2	5	NULL	3	Using where; Using index
 drop table t1, t2;
+create table t1 (a time, key(a));
+insert into t1 values (),(),(),(),(),(),(),(),(),();
+select a from t1 where a not in (a,a,a) group by a;
+a
+drop table t1;
 End of 5.1 tests
diff --git a/mysql-test/r/func_math.result b/mysql-test/r/func_math.result
index e2e93796afe..6a476d12896 100644
--- a/mysql-test/r/func_math.result
+++ b/mysql-test/r/func_math.result
@@ -369,4 +369,42 @@ mod(5, cast(-2 as unsigned))	mod(5, 18446744073709551614)	mod(5, -2)
 select pow(cast(-2 as unsigned), 5), pow(18446744073709551614, 5), pow(-2, 5);
 pow(cast(-2 as unsigned), 5)	pow(18446744073709551614, 5)	pow(-2, 5)
 2.1359870359209e+96	2.1359870359209e+96	-32
+CREATE TABLE t1 (a timestamp, b varchar(20), c bit(1));
+INSERT INTO t1 VALUES('1998-09-23', 'str1', 1), ('2003-03-25', 'str2', 0);
+SELECT a DIV 900 y FROM t1 GROUP BY y;
+y
+22201025555
+22255916666
+SELECT DISTINCT a DIV 900 y FROM t1;
+y
+22201025555
+22255916666
+SELECT b DIV 900 y FROM t1 GROUP BY y;
+y
+0
+SELECT c DIV 900 y FROM t1 GROUP BY y;
+y
+0
+DROP TABLE t1;
+CREATE TABLE t1(a LONGBLOB);
+INSERT INTO t1 VALUES('1'),('2'),('3');
+SELECT DISTINCT (a DIV 254576881) FROM t1;
+(a DIV 254576881)
+0
+SELECT (a DIV 254576881) FROM t1 UNION ALL 
+SELECT (a DIV 254576881) FROM t1;
+(a DIV 254576881)
+0
+0
+0
+0
+0
+0
+DROP TABLE t1;
+CREATE TABLE t1(a SET('a','b','c'));
+INSERT INTO t1 VALUES ('a');
+SELECT a DIV 2 FROM t1 UNION SELECT a DIV 2 FROM t1;
+a DIV 2
+0
+DROP TABLE t1;
 End of 5.0 tests
diff --git a/mysql-test/r/func_misc.result b/mysql-test/r/func_misc.result
index 39bf1470afe..aa75cde0525 100644
--- a/mysql-test/r/func_misc.result
+++ b/mysql-test/r/func_misc.result
@@ -190,6 +190,28 @@ ERROR 21000: Operand should contain 1 column(s)
 drop table table_26093;
 drop function func_26093_a;
 drop function func_26093_b;
+SELECT NAME_CONST('test', NOW());
+ERROR HY000: Incorrect arguments to NAME_CONST
+SELECT NAME_CONST('test', UPPER('test'));
+ERROR HY000: Incorrect arguments to NAME_CONST
+SELECT NAME_CONST('test', NULL);
+test
+NULL
+SELECT NAME_CONST('test', 1);
+test
+1
+SELECT NAME_CONST('test', -1);
+test
+-1
+SELECT NAME_CONST('test', 1.0);
+test
+1.0
+SELECT NAME_CONST('test', -1.0);
+test
+-1.0
+SELECT NAME_CONST('test', 'test');
+test
+test
 End of 5.0 tests
 select connection_id() > 0;
 connection_id() > 0
diff --git a/mysql-test/r/func_sapdb.result b/mysql-test/r/func_sapdb.result
index b7dbfc670a8..e68a4cef1ae 100644
--- a/mysql-test/r/func_sapdb.result
+++ b/mysql-test/r/func_sapdb.result
@@ -196,7 +196,7 @@ f2	datetime	YES		NULL
 f3	time	YES		NULL	
 f4	time	YES		NULL	
 f5	time	YES		NULL	
-f6	time	NO		00:00:00	
+f6	time	YES		NULL	
 f7	datetime	YES		NULL	
 f8	date	YES		NULL	
 f9	time	YES		NULL	
diff --git a/mysql-test/r/func_time.result b/mysql-test/r/func_time.result
index 3105bc3b578..a355d7929b5 100644
--- a/mysql-test/r/func_time.result
+++ b/mysql-test/r/func_time.result
@@ -1027,6 +1027,15 @@ fmtddate	field2
 Sep-4 12:00AM	abcd
 DROP TABLE testBug8868;
 SET NAMES DEFAULT;
+CREATE TABLE t1 (
+a TIMESTAMP
+);
+INSERT INTO t1 VALUES (now()), (now());
+SELECT 1 FROM t1 ORDER BY MAKETIME(1, 1, a);
+1
+1
+1
+DROP TABLE t1;
 (select time_format(timediff(now(), DATE_SUB(now(),INTERVAL 5 DAY)),'%H') As H)
 union
 (select time_format(timediff(now(), DATE_SUB(now(),INTERVAL 5 DAY)),'%H') As H);
diff --git a/mysql-test/r/gis-rtree.result b/mysql-test/r/gis-rtree.result
index 6e3aebe8d47..ac9582376a1 100644
--- a/mysql-test/r/gis-rtree.result
+++ b/mysql-test/r/gis-rtree.result
@@ -1425,6 +1425,37 @@ CHECK TABLE t1 EXTENDED;
 Table	Op	Msg_type	Msg_text
 test.t1	check	status	OK
 DROP TABLE t1;
+create table t1 (a geometry not null, spatial index(a));
+insert into t1 values (PointFromWKB(POINT(1.1517219314031e+164, 131072)));
+insert into t1 values (PointFromWKB(POINT(9.1248812352444e+192, 2.9740338169556e+284)));
+insert into t1 values (PointFromWKB(POINT(4.7783097267365e-299, -0)));
+insert into t1 values (PointFromWKB(POINT(1.49166814624e-154, 2.0880974297595e-53)));
+insert into t1 values (PointFromWKB(POINT(4.0917382598702e+149, 1.2024538023802e+111)));
+insert into t1 values (PointFromWKB(POINT(2.0349165139404e+236, 2.9993936277913e-241)));
+insert into t1 values (PointFromWKB(POINT(2.5243548967072e-29, 1.2024538023802e+111)));
+insert into t1 values (PointFromWKB(POINT(0, 6.9835074892995e-251)));
+insert into t1 values (PointFromWKB(POINT(2.0880974297595e-53, 3.1050361846014e+231)));
+insert into t1 values (PointFromWKB(POINT(2.8728483499323e-188, 2.4600631144627e+260)));
+insert into t1 values (PointFromWKB(POINT(3.0517578125e-05, 2.0349165139404e+236)));
+insert into t1 values (PointFromWKB(POINT(1.1517219314031e+164, 1.1818212630766e-125)));
+insert into t1 values (PointFromWKB(POINT(2.481040258324e-265, 5.7766220027675e-275)));
+insert into t1 values (PointFromWKB(POINT(2.0880974297595e-53, 2.5243548967072e-29)));
+insert into t1 values (PointFromWKB(POINT(5.7766220027675e-275, 9.9464647281957e+86)));
+insert into t1 values (PointFromWKB(POINT(2.2181357552967e+130, 3.7857669957337e-270)));
+insert into t1 values (PointFromWKB(POINT(4.5767114681874e-246, 3.6893488147419e+19)));
+insert into t1 values (PointFromWKB(POINT(4.5767114681874e-246, 3.7537584144024e+255)));
+insert into t1 values (PointFromWKB(POINT(3.7857669957337e-270, 1.8033161362863e-130)));
+insert into t1 values (PointFromWKB(POINT(0, 5.8774717541114e-39)));
+insert into t1 values (PointFromWKB(POINT(1.1517219314031e+164, 2.2761049594727e-159)));
+insert into t1 values (PointFromWKB(POINT(6.243497100632e+144, 3.7857669957337e-270)));
+insert into t1 values (PointFromWKB(POINT(3.7857669957337e-270, 2.6355494858076e-82)));
+insert into t1 values (PointFromWKB(POINT(2.0349165139404e+236, 3.8518598887745e-34)));
+insert into t1 values (PointFromWKB(POINT(4.6566128730774e-10, 2.0880974297595e-53)));
+insert into t1 values (PointFromWKB(POINT(2.0880974297595e-53, 1.8827498946116e-183)));
+insert into t1 values (PointFromWKB(POINT(1.8033161362863e-130, 9.1248812352444e+192)));
+insert into t1 values (PointFromWKB(POINT(4.7783097267365e-299, 2.2761049594727e-159)));
+insert into t1 values (PointFromWKB(POINT(1.94906280228e+289, 1.2338789709327e-178)));
+drop table t1;
 CREATE TABLE t1(foo GEOMETRY NOT NULL, SPATIAL INDEX(foo) );
 INSERT INTO t1(foo) VALUES (NULL);
 ERROR 23000: Column 'foo' cannot be null
diff --git a/mysql-test/r/gis.result b/mysql-test/r/gis.result
index 7b4b02f3ff3..1942124b8bd 100644
--- a/mysql-test/r/gis.result
+++ b/mysql-test/r/gis.result
@@ -736,6 +736,12 @@ SELECT * FROM t1;
 a
 NULL
 DROP TABLE t1;
+CREATE TABLE `t1` ( `col9` set('a'), `col89` date);
+INSERT INTO `t1` VALUES ('','0000-00-00');
+select geomfromtext(col9,col89) as a from t1;
+a
+NULL
+DROP TABLE t1;
 End of 4.1 tests
 create table t1 (s1 geometry not null,s2 char(100));
 create trigger t1_bu before update on t1 for each row set new.s1 = null;
diff --git a/mysql-test/r/grant2.result b/mysql-test/r/grant2.result
index 21bad4fddcb..b94de265d0c 100644
--- a/mysql-test/r/grant2.result
+++ b/mysql-test/r/grant2.result
@@ -422,4 +422,22 @@ revoke all privileges, grant option from mysqltest_1@localhost;
 revoke all privileges, grant option from mysqltest_2@localhost;
 drop user mysqltest_1@localhost;
 drop user mysqltest_2@localhost;
+CREATE DATABASE db1;
+USE db1;
+CREATE TABLE t1 (a INT, b INT);
+INSERT INTO t1 VALUES (1,1),(2,2);
+CREATE TABLE t2 (b INT, c INT);
+INSERT INTO t2 VALUES (1,100),(2,200);
+GRANT SELECT ON t1 TO mysqltest1@localhost;
+GRANT SELECT (b) ON t2 TO mysqltest1@localhost;
+USE db1;
+SELECT c FROM t2;
+ERROR 42000: SELECT command denied to user 'mysqltest1'@'localhost' for column 'c' in table 't2'
+SELECT * FROM t2;
+ERROR 42000: SELECT command denied to user 'mysqltest1'@'localhost' for column 'c' in table 't2'
+SELECT * FROM t1 JOIN t2 USING (b);
+ERROR 42000: SELECT command denied to user 'mysqltest1'@'localhost' for column 'c' in table 't2'
+DROP TABLE db1.t1, db1.t2;
+DROP USER mysqltest1@localhost;
+DROP DATABASE db1;
 End of 5.0 tests
diff --git a/mysql-test/r/group_by.result b/mysql-test/r/group_by.result
index 2faf7832aca..7498267c91d 100644
--- a/mysql-test/r/group_by.result
+++ b/mysql-test/r/group_by.result
@@ -1093,10 +1093,156 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	144	
 EXPLAIN SELECT a FROM t1 IGNORE INDEX FOR GROUP BY (PRIMARY,i2) GROUP BY a;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	144	Using index; Using filesort
+1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	144	Using index
 EXPLAIN SELECT a FROM t1 IGNORE INDEX FOR ORDER BY (PRIMARY,i2) ORDER BY a;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	144	Using index; Using filesort
+1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	144	Using index
+SELECT a FROM t1 IGNORE INDEX FOR ORDER BY (PRIMARY,i2) ORDER BY a;
+a
+1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
+40
+41
+42
+43
+44
+45
+46
+47
+48
+49
+50
+51
+52
+53
+54
+55
+56
+57
+58
+59
+60
+61
+62
+63
+64
+65
+66
+67
+68
+69
+70
+71
+72
+73
+74
+75
+76
+77
+78
+79
+80
+81
+82
+83
+84
+85
+86
+87
+88
+89
+90
+91
+92
+93
+94
+95
+96
+97
+98
+99
+100
+101
+102
+103
+104
+105
+106
+107
+108
+109
+110
+111
+112
+113
+114
+115
+116
+117
+118
+119
+120
+121
+122
+123
+124
+125
+126
+127
+128
+129
+130
+131
+132
+133
+134
+135
+136
+137
+138
+139
+140
+141
+142
+143
+144
 EXPLAIN SELECT a FROM t1 IGNORE INDEX FOR ORDER BY (PRIMARY)
 IGNORE INDEX FOR GROUP BY (i2) GROUP BY a;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
diff --git a/mysql-test/r/information_schema.result b/mysql-test/r/information_schema.result
index 885acf5c744..f185522470d 100644
--- a/mysql-test/r/information_schema.result
+++ b/mysql-test/r/information_schema.result
@@ -387,10 +387,14 @@ Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_par
 select * from information_schema.views where TABLE_NAME like "v%";
 TABLE_CATALOG	TABLE_SCHEMA	TABLE_NAME	VIEW_DEFINITION	CHECK_OPTION	IS_UPDATABLE	DEFINER	SECURITY_TYPE	CHARACTER_SET_CLIENT	COLLATION_CONNECTION
 NULL	test	v0	select schema_name from information_schema.schemata	NONE	NO	root@localhost	DEFINER	latin1	latin1_swedish_ci
-NULL	test	v1	select table_name from information_schema.tables	NONE	NO	root@localhost	DEFINER	latin1	latin1_swedish_ci
-NULL	test	v2	select column_name from information_schema.columns	NONE	NO	root@localhost	DEFINER	latin1	latin1_swedish_ci
-NULL	test	v3	select CHARACTER_SET_NAME from information_schema.character_sets	NONE	NO	root@localhost	DEFINER	latin1	latin1_swedish_ci
-NULL	test	v4	select COLLATION_NAME from information_schema.collations	NONE	NO	root@localhost	DEFINER	latin1	latin1_swedish_ci
+NULL	test	v1	select table_name from information_schema.tables
+where table_name="v1"	NONE	NO	root@localhost	DEFINER	latin1	latin1_swedish_ci
+NULL	test	v2	select column_name from information_schema.columns
+where table_name="v2"	NONE	NO	root@localhost	DEFINER	latin1	latin1_swedish_ci
+NULL	test	v3	select CHARACTER_SET_NAME from information_schema.character_sets
+where CHARACTER_SET_NAME like "latin1%"	NONE	NO	root@localhost	DEFINER	latin1	latin1_swedish_ci
+NULL	test	v4	select COLLATION_NAME from information_schema.collations
+where COLLATION_NAME like "latin1%"	NONE	NO	root@localhost	DEFINER	latin1	latin1_swedish_ci
 drop view v0, v1, v2, v3, v4;
 create table t1 (a int);
 grant select,update,insert on t1 to mysqltest_1@localhost;
@@ -1466,6 +1470,10 @@ f7	datetime	NO		NULL
 f8	datetime	YES		2006-01-01 00:00:00	
 drop table t1;
 End of 5.0 tests.
+show fields from information_schema.table_names;
+ERROR 42S02: Unknown table 'table_names' in information_schema
+show keys from information_schema.table_names;
+ERROR 42S02: Unknown table 'table_names' in information_schema
 select * from information_schema.engines WHERE ENGINE="MyISAM";
 ENGINE	SUPPORT	COMMENT	TRANSACTIONS	XA	SAVEPOINTS
 MyISAM	DEFAULT	Default engine as of MySQL 3.23 with great performance	NO	NO	NO
@@ -1540,4 +1548,16 @@ count(*)
 select count(*) from INFORMATION_SCHEMA.TABLES where TABLE_SCHEMA='' AND TABLE_NAME='nonexisting';
 count(*)
 0
+CREATE VIEW v1
+AS SELECT *
+FROM INFORMATION_SCHEMA.TABLES;
+SELECT VIEW_DEFINITION FROM INFORMATION_SCHEMA.VIEWS where TABLE_NAME = 'v1';
+VIEW_DEFINITION
+SELECT *
+FROM INFORMATION_SCHEMA.TABLES
+DROP VIEW v1;
+SELECT SCHEMA_NAME FROM INFORMATION_SCHEMA.SCHEMATA
+WHERE SCHEMA_NAME ='information_schema';
+SCHEMA_NAME
+information_schema
 End of 5.1 tests.
diff --git a/mysql-test/r/innodb_mysql.result b/mysql-test/r/innodb_mysql.result
index 0757936a8f7..0b3c1d33536 100644
--- a/mysql-test/r/innodb_mysql.result
+++ b/mysql-test/r/innodb_mysql.result
@@ -1,5 +1,6 @@
 SET SESSION STORAGE_ENGINE = InnoDB;
 drop table if exists t1,t2,t3,t1m,t1i,t2m,t2i,t4;
+drop procedure if exists p1;
 create table t1 (
 c_id int(11) not null default '0',
 org_id int(11) default null,
@@ -1419,4 +1420,83 @@ select if(@a=@b,"ok","wrong");
 if(@a=@b,"ok","wrong")
 ok
 drop table t1;
+SET SESSION AUTOCOMMIT = 0;
+SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
+# Switch to connection con1
+CREATE TABLE t1 (a INT PRIMARY KEY, b VARCHAR(256))
+ENGINE = InnoDB;
+INSERT INTO t1 VALUES (1,2);
+BEGIN;
+UPDATE t1 SET b = 12 WHERE a = 1;
+affected rows: 1
+info: Rows matched: 1  Changed: 1  Warnings: 0
+SELECT * FROM t1;
+a	b
+1	12
+# Switch to connection con2
+UPDATE t1 SET b = 21 WHERE a = 1;
+ERROR HY000: Lock wait timeout exceeded; try restarting transaction
+# Switch to connection con1
+SELECT * FROM t1;
+a	b
+1	12
+ROLLBACK;
+# 2. test for serialized update:
+CREATE TABLE t2 (a INT);
+TRUNCATE t1;
+INSERT INTO t1 VALUES (1,'init');
+CREATE PROCEDURE p1()
+BEGIN
+UPDATE t1 SET b = CONCAT(b, '+con2')  WHERE a = 1;
+INSERT INTO t2 VALUES ();
+END|
+BEGIN;
+UPDATE t1 SET b = CONCAT(b, '+con1') WHERE a = 1;
+affected rows: 1
+info: Rows matched: 1  Changed: 1  Warnings: 0
+SELECT * FROM t1;
+a	b
+1	init+con1
+# Switch to connection con2
+CALL p1;;
+# Switch to connection con1
+SELECT * FROM t1;
+a	b
+1	init+con1
+COMMIT;
+SELECT * FROM t1;
+a	b
+1	init+con1
+# Switch to connection con2
+SELECT * FROM t1;
+a	b
+1	init+con1+con2
+# Switch to connection con1
+# 3. test for updated key column:
+TRUNCATE t1;
+TRUNCATE t2;
+INSERT INTO t1 VALUES (1,'init');
+BEGIN;
+UPDATE t1 SET a = 2, b = CONCAT(b, '+con1') WHERE a = 1;
+affected rows: 1
+info: Rows matched: 1  Changed: 1  Warnings: 0
+SELECT * FROM t1;
+a	b
+2	init+con1
+# Switch to connection con2
+CALL p1;;
+# Switch to connection con1
+SELECT * FROM t1;
+a	b
+2	init+con1
+COMMIT;
+SELECT * FROM t1;
+a	b
+2	init+con1
+# Switch to connection con2
+SELECT * FROM t1;
+a	b
+2	init+con1
+DROP PROCEDURE p1;
+DROP TABLE t1, t2;
 End of 5.1 tests
diff --git a/mysql-test/r/insert_select.result b/mysql-test/r/insert_select.result
index 2604e4bf648..780e91ea73f 100644
--- a/mysql-test/r/insert_select.result
+++ b/mysql-test/r/insert_select.result
@@ -816,3 +816,15 @@ id	prev_id	join_id
 3	2	0
 4	3	0
 DROP TABLE t1,t2;
+#
+# Bug#30384: Having SQL_BUFFER_RESULT option in the
+#            CREATE .. KEY(..) .. SELECT led to creating corrupted index.
+#
+create table t1(f1 int);
+insert into t1 values(1),(2),(3);
+create table t2 (key(f1)) engine=myisam select sql_buffer_result f1 from t1;
+check table t2 extended;
+Table	Op	Msg_type	Msg_text
+test.t2	check	status	OK
+drop table t1,t2;
+##################################################################
diff --git a/mysql-test/r/join.result b/mysql-test/r/join.result
index fcb141a3510..9b799fccf06 100644
--- a/mysql-test/r/join.result
+++ b/mysql-test/r/join.result
@@ -897,4 +897,168 @@ select '^^: The above should be ~= 20 + cost(select * from t1). Value less than
 Z
 ^^: The above should be ~= 20 + cost(select * from t1). Value less than 20 is an error
 drop table t1, t2;
+CREATE TABLE t1 (a INT PRIMARY KEY, b INT);
+CREATE TABLE t2 (c INT PRIMARY KEY, d INT);
+INSERT INTO t1 VALUES(1,NULL),(2,NULL),(3,NULL),(4,NULL);
+INSERT INTO t1 SELECT a + 4, b FROM t1;
+INSERT INTO t1 SELECT a + 8, b FROM t1;
+INSERT INTO t1 SELECT a + 16, b FROM t1;
+INSERT INTO t1 SELECT a + 32, b FROM t1;
+INSERT INTO t1 SELECT a + 64, b FROM t1;
+INSERT INTO t2 SELECT a, b FROM t1;
+EXPLAIN SELECT * FROM t1 JOIN t2 ON b=c ORDER BY a LIMIT 2;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	2	
+1	SIMPLE	t2	eq_ref	PRIMARY	PRIMARY	4	test.t1.b	1	
+EXPLAIN SELECT * FROM t1 JOIN t2 ON a=c ORDER BY a LIMIT 2;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	index	PRIMARY	PRIMARY	4	NULL	2	
+1	SIMPLE	t2	eq_ref	PRIMARY	PRIMARY	4	test.t1.a	1	
+SELECT * FROM t1 JOIN t2 ON b=c ORDER BY a LIMIT 2;
+a	b	c	d
+SELECT * FROM t1 JOIN t2 ON a=c ORDER BY a LIMIT 2;
+a	b	c	d
+1	NULL	1	NULL
+2	NULL	2	NULL
+EXPLAIN SELECT * FROM t1 JOIN t2 ON b=c ORDER BY a;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	128	Using filesort
+1	SIMPLE	t2	eq_ref	PRIMARY	PRIMARY	4	test.t1.b	1	
+EXPLAIN SELECT * FROM t1 JOIN t2 ON a=c ORDER BY a;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ALL	PRIMARY	NULL	NULL	NULL	128	Using filesort
+1	SIMPLE	t2	eq_ref	PRIMARY	PRIMARY	4	test.t1.a	1	
+SELECT * FROM t1 JOIN t2 ON b=c ORDER BY a;
+a	b	c	d
+SELECT * FROM t1 JOIN t2 ON a=c ORDER BY a;
+a	b	c	d
+1	NULL	1	NULL
+2	NULL	2	NULL
+3	NULL	3	NULL
+4	NULL	4	NULL
+5	NULL	5	NULL
+6	NULL	6	NULL
+7	NULL	7	NULL
+8	NULL	8	NULL
+9	NULL	9	NULL
+10	NULL	10	NULL
+11	NULL	11	NULL
+12	NULL	12	NULL
+13	NULL	13	NULL
+14	NULL	14	NULL
+15	NULL	15	NULL
+16	NULL	16	NULL
+17	NULL	17	NULL
+18	NULL	18	NULL
+19	NULL	19	NULL
+20	NULL	20	NULL
+21	NULL	21	NULL
+22	NULL	22	NULL
+23	NULL	23	NULL
+24	NULL	24	NULL
+25	NULL	25	NULL
+26	NULL	26	NULL
+27	NULL	27	NULL
+28	NULL	28	NULL
+29	NULL	29	NULL
+30	NULL	30	NULL
+31	NULL	31	NULL
+32	NULL	32	NULL
+33	NULL	33	NULL
+34	NULL	34	NULL
+35	NULL	35	NULL
+36	NULL	36	NULL
+37	NULL	37	NULL
+38	NULL	38	NULL
+39	NULL	39	NULL
+40	NULL	40	NULL
+41	NULL	41	NULL
+42	NULL	42	NULL
+43	NULL	43	NULL
+44	NULL	44	NULL
+45	NULL	45	NULL
+46	NULL	46	NULL
+47	NULL	47	NULL
+48	NULL	48	NULL
+49	NULL	49	NULL
+50	NULL	50	NULL
+51	NULL	51	NULL
+52	NULL	52	NULL
+53	NULL	53	NULL
+54	NULL	54	NULL
+55	NULL	55	NULL
+56	NULL	56	NULL
+57	NULL	57	NULL
+58	NULL	58	NULL
+59	NULL	59	NULL
+60	NULL	60	NULL
+61	NULL	61	NULL
+62	NULL	62	NULL
+63	NULL	63	NULL
+64	NULL	64	NULL
+65	NULL	65	NULL
+66	NULL	66	NULL
+67	NULL	67	NULL
+68	NULL	68	NULL
+69	NULL	69	NULL
+70	NULL	70	NULL
+71	NULL	71	NULL
+72	NULL	72	NULL
+73	NULL	73	NULL
+74	NULL	74	NULL
+75	NULL	75	NULL
+76	NULL	76	NULL
+77	NULL	77	NULL
+78	NULL	78	NULL
+79	NULL	79	NULL
+80	NULL	80	NULL
+81	NULL	81	NULL
+82	NULL	82	NULL
+83	NULL	83	NULL
+84	NULL	84	NULL
+85	NULL	85	NULL
+86	NULL	86	NULL
+87	NULL	87	NULL
+88	NULL	88	NULL
+89	NULL	89	NULL
+90	NULL	90	NULL
+91	NULL	91	NULL
+92	NULL	92	NULL
+93	NULL	93	NULL
+94	NULL	94	NULL
+95	NULL	95	NULL
+96	NULL	96	NULL
+97	NULL	97	NULL
+98	NULL	98	NULL
+99	NULL	99	NULL
+100	NULL	100	NULL
+101	NULL	101	NULL
+102	NULL	102	NULL
+103	NULL	103	NULL
+104	NULL	104	NULL
+105	NULL	105	NULL
+106	NULL	106	NULL
+107	NULL	107	NULL
+108	NULL	108	NULL
+109	NULL	109	NULL
+110	NULL	110	NULL
+111	NULL	111	NULL
+112	NULL	112	NULL
+113	NULL	113	NULL
+114	NULL	114	NULL
+115	NULL	115	NULL
+116	NULL	116	NULL
+117	NULL	117	NULL
+118	NULL	118	NULL
+119	NULL	119	NULL
+120	NULL	120	NULL
+121	NULL	121	NULL
+122	NULL	122	NULL
+123	NULL	123	NULL
+124	NULL	124	NULL
+125	NULL	125	NULL
+126	NULL	126	NULL
+127	NULL	127	NULL
+128	NULL	128	NULL
+DROP TABLE IF EXISTS t1,t2;
 End of 5.0 tests.
diff --git a/mysql-test/r/mysqldump.result b/mysql-test/r/mysqldump.result
index d8688ea5509..c0856314ba5 100644
--- a/mysql-test/r/mysqldump.result
+++ b/mysql-test/r/mysqldump.result
@@ -3805,6 +3805,28 @@ c1
 2
 DROP TABLE t1,t2;
 #
+# Bug#29815: new option for suppressing last line of mysqldump:
+#            "Dump completed on"
+#
+# --skip-dump-date:
+--
+
+
+
+-- Dump completed
+# --dump-date:
+--
+
+
+
+-- Dump completed on DATE
+# --dump-date (default):
+--
+
+
+
+-- Dump completed on DATE
+#
 # End of 5.0 tests
 #
 drop table if exists t1;
diff --git a/mysql-test/r/mysqlslap.result b/mysql-test/r/mysqlslap.result
index dfe721d10d2..9207dd48d0e 100644
--- a/mysql-test/r/mysqlslap.result
+++ b/mysql-test/r/mysqlslap.result
@@ -211,3 +211,9 @@ COMMIT;
 COMMIT;
 SHOW TABLES;
 DROP SCHEMA IF EXISTS `mysqlslap`;
+#
+# Bug #29985: mysqlslap -- improper handling of resultsets in SPROCs
+#
+DROP PROCEDURE IF EXISTS p1;
+CREATE PROCEDURE p1() SELECT 1;
+DROP PROCEDURE p1;
diff --git a/mysql-test/r/olap.result b/mysql-test/r/olap.result
index 67c45b698ce..63c9590401c 100644
--- a/mysql-test/r/olap.result
+++ b/mysql-test/r/olap.result
@@ -715,3 +715,14 @@ a	SUM(a)
 4	4
 NULL	14
 DROP TABLE t1;
+#
+# Bug#31095: Unexpected NULL constant caused server crash.
+#
+create table t1(a int);
+insert into t1 values (1),(2),(3);
+select count(a) from t1 group by null with rollup;
+count(a)
+3
+3
+drop table t1;
+##############################################################
diff --git a/mysql-test/r/order_by.result b/mysql-test/r/order_by.result
index ff4882d6cd8..3d0f4915d0a 100644
--- a/mysql-test/r/order_by.result
+++ b/mysql-test/r/order_by.result
@@ -1131,3 +1131,288 @@ id	c3
 186	14
 196	14
 DROP TABLE t1,t2;
+CREATE TABLE t1 (
+a INT,
+b INT,
+PRIMARY KEY (a),
+KEY ab(a, b)
+);
+INSERT INTO t1 VALUES (1,1),(2,2),(3,3),(4,4);
+INSERT INTO t1 SELECT a + 4, b + 4 FROM t1;
+INSERT INTO t1 SELECT a + 8, b + 8 FROM t1;
+INSERT INTO t1 SELECT a +16, b +16 FROM t1;
+INSERT INTO t1 SELECT a +32, b +32 FROM t1;
+INSERT INTO t1 SELECT a +64, b +64 FROM t1;
+EXPLAIN SELECT a FROM t1 IGNORE INDEX FOR GROUP BY (a, ab) GROUP BY a;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	range	NULL	ab	4	NULL	10	Using index for group-by
+SELECT a FROM t1 IGNORE INDEX FOR GROUP BY (a, ab) GROUP BY a;
+a
+1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
+40
+41
+42
+43
+44
+45
+46
+47
+48
+49
+50
+51
+52
+53
+54
+55
+56
+57
+58
+59
+60
+61
+62
+63
+64
+65
+66
+67
+68
+69
+70
+71
+72
+73
+74
+75
+76
+77
+78
+79
+80
+81
+82
+83
+84
+85
+86
+87
+88
+89
+90
+91
+92
+93
+94
+95
+96
+97
+98
+99
+100
+101
+102
+103
+104
+105
+106
+107
+108
+109
+110
+111
+112
+113
+114
+115
+116
+117
+118
+119
+120
+121
+122
+123
+124
+125
+126
+127
+128
+SELECT @tmp_tables_after = @tmp_tables_before ;
+@tmp_tables_after = @tmp_tables_before
+1
+EXPLAIN SELECT a FROM t1 IGNORE INDEX FOR ORDER BY (a, ab) ORDER BY a;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	128	Using index
+SELECT a FROM t1 IGNORE INDEX FOR ORDER BY (a, ab) ORDER BY a;
+a
+1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
+40
+41
+42
+43
+44
+45
+46
+47
+48
+49
+50
+51
+52
+53
+54
+55
+56
+57
+58
+59
+60
+61
+62
+63
+64
+65
+66
+67
+68
+69
+70
+71
+72
+73
+74
+75
+76
+77
+78
+79
+80
+81
+82
+83
+84
+85
+86
+87
+88
+89
+90
+91
+92
+93
+94
+95
+96
+97
+98
+99
+100
+101
+102
+103
+104
+105
+106
+107
+108
+109
+110
+111
+112
+113
+114
+115
+116
+117
+118
+119
+120
+121
+122
+123
+124
+125
+126
+127
+128
+SELECT @tmp_tables_after = @tmp_tables_before;
+@tmp_tables_after = @tmp_tables_before
+1
+DROP TABLE t1;
diff --git a/mysql-test/r/select.result b/mysql-test/r/select.result
index ed61cfffa6b..d1d85aef0ec 100644
--- a/mysql-test/r/select.result
+++ b/mysql-test/r/select.result
@@ -607,11 +607,11 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	SIMPLE	t3	ref	period	period	4	test.t1.period	4181	
 explain select * from t3 as t1,t3 where t1.period=t3.period order by t3.period limit 10;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t3	ALL	period	NULL	NULL	NULL	41810	Using filesort
+1	SIMPLE	t3	index	period	period	4	NULL	1	
 1	SIMPLE	t1	ref	period	period	4	test.t3.period	4181	
 explain select * from t3 as t1,t3 where t1.period=t3.period order by t1.period limit 10;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t1	ALL	period	NULL	NULL	NULL	41810	Using filesort
+1	SIMPLE	t1	index	period	period	4	NULL	1	
 1	SIMPLE	t3	ref	period	period	4	test.t1.period	4181	
 select period from t1;
 period
diff --git a/mysql-test/r/ssl.result b/mysql-test/r/ssl.result
index 1f1a6ec9e22..3622fb51c99 100644
--- a/mysql-test/r/ssl.result
+++ b/mysql-test/r/ssl.result
@@ -608,11 +608,11 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	SIMPLE	t3	ref	period	period	4	test.t1.period	4181	
 explain select * from t3 as t1,t3 where t1.period=t3.period order by t3.period limit 10;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t3	ALL	period	NULL	NULL	NULL	41810	Using filesort
+1	SIMPLE	t3	index	period	period	4	NULL	1	
 1	SIMPLE	t1	ref	period	period	4	test.t3.period	4181	
 explain select * from t3 as t1,t3 where t1.period=t3.period order by t1.period limit 10;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t1	ALL	period	NULL	NULL	NULL	41810	Using filesort
+1	SIMPLE	t1	index	period	period	4	NULL	1	
 1	SIMPLE	t3	ref	period	period	4	test.t1.period	4181	
 select period from t1;
 period
diff --git a/mysql-test/r/ssl_compress.result b/mysql-test/r/ssl_compress.result
index e77fcefeafd..3018fce5cad 100644
--- a/mysql-test/r/ssl_compress.result
+++ b/mysql-test/r/ssl_compress.result
@@ -611,11 +611,11 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	SIMPLE	t3	ref	period	period	4	test.t1.period	4181	
 explain select * from t3 as t1,t3 where t1.period=t3.period order by t3.period limit 10;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t3	ALL	period	NULL	NULL	NULL	41810	Using filesort
+1	SIMPLE	t3	index	period	period	4	NULL	1	
 1	SIMPLE	t1	ref	period	period	4	test.t3.period	4181	
 explain select * from t3 as t1,t3 where t1.period=t3.period order by t1.period limit 10;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t1	ALL	period	NULL	NULL	NULL	41810	Using filesort
+1	SIMPLE	t1	index	period	period	4	NULL	1	
 1	SIMPLE	t3	ref	period	period	4	test.t1.period	4181	
 select period from t1;
 period
diff --git a/mysql-test/r/type_date.result b/mysql-test/r/type_date.result
index d6a01727813..6d84fb2aa71 100644
--- a/mysql-test/r/type_date.result
+++ b/mysql-test/r/type_date.result
@@ -145,3 +145,13 @@ d	dt	ts
 0000-00-00	0000-00-00 00:00:00	0000-00-00 00:00:00
 2001-11-11	2001-11-11 00:00:00	2001-11-11 00:00:00
 drop table t1;
+CREATE TABLE t1 (
+a INT
+);
+INSERT INTO t1 VALUES (1);
+INSERT INTO t1 VALUES (NULL);
+SELECT str_to_date( '', a ) FROM t1;
+str_to_date( '', a )
+0000-00-00 00:00:00
+NULL
+DROP TABLE t1;
diff --git a/mysql-test/r/type_datetime.result b/mysql-test/r/type_datetime.result
index ffe4bac142d..cf9df0dec4d 100644
--- a/mysql-test/r/type_datetime.result
+++ b/mysql-test/r/type_datetime.result
@@ -427,6 +427,67 @@ f1
 Warnings:
 Warning	1292	Incorrect datetime value: '2007010100000' for column 'f1' at row 1
 drop table t1;
+#
+# Bug#27216: functions with parameters of different date types may
+#            return wrong type of the result.
+#
+create table t1 (f1 date, f2 datetime, f3 varchar(20));
+create table t2 as select coalesce(f1,f1) as f4 from t1;
+desc t2;
+Field	Type	Null	Key	Default	Extra
+f4	date	YES		NULL	
+create table t3 as select coalesce(f1,f2) as f4 from t1;
+desc t3;
+Field	Type	Null	Key	Default	Extra
+f4	datetime	YES		NULL	
+create table t4 as select coalesce(f2,f2) as f4 from t1;
+desc t4;
+Field	Type	Null	Key	Default	Extra
+f4	datetime	YES		NULL	
+create table t5 as select coalesce(f1,f3) as f4 from t1;
+desc t5;
+Field	Type	Null	Key	Default	Extra
+f4	varbinary(20)	YES		NULL	
+create table t6 as select coalesce(f2,f3) as f4 from t1;
+desc t6;
+Field	Type	Null	Key	Default	Extra
+f4	varbinary(20)	YES		NULL	
+create table t7 as select coalesce(makedate(1997,1),f2) as f4 from t1;
+desc t7;
+Field	Type	Null	Key	Default	Extra
+f4	datetime	YES		NULL	
+create table t8 as select coalesce(cast('01-01-01' as datetime),f2) as f4
+from t1;
+desc t8;
+Field	Type	Null	Key	Default	Extra
+f4	datetime	YES		NULL	
+create table t9 as select case when 1 then cast('01-01-01' as date)
+when 0 then cast('01-01-01' as date) end as f4 from t1;
+desc t9;
+Field	Type	Null	Key	Default	Extra
+f4	date	YES		NULL	
+create table t10 as select case when 1 then cast('01-01-01' as datetime)
+when 0 then cast('01-01-01' as datetime) end as f4 from t1;
+desc t10;
+Field	Type	Null	Key	Default	Extra
+f4	datetime	YES		NULL	
+create table t11 as select if(1, cast('01-01-01' as datetime),
+cast('01-01-01' as date)) as f4 from t1;
+desc t11;
+Field	Type	Null	Key	Default	Extra
+f4	datetime	YES		NULL	
+create table t12 as select least(cast('01-01-01' as datetime),
+cast('01-01-01' as date)) as f4 from t1;
+desc t12;
+Field	Type	Null	Key	Default	Extra
+f4	datetime	YES		NULL	
+create table t13 as select ifnull(cast('01-01-01' as datetime),
+cast('01-01-01' as date)) as f4 from t1;
+desc t13;
+Field	Type	Null	Key	Default	Extra
+f4	datetime	YES		NULL	
+drop tables t1,t2,t3,t4,t5,t6,t7,t8,t9,t10,t11,t12,t13;
+###################################################################
 set @org_mode=@@sql_mode;
 create table t1 (da date default '1962-03-03 23:33:34', dt datetime default '1962-03-03');
 Warnings:
diff --git a/mysql-test/r/view.result b/mysql-test/r/view.result
index 8a926d44f5f..60c3ff68e67 100644
--- a/mysql-test/r/view.result
+++ b/mysql-test/r/view.result
@@ -625,7 +625,7 @@ drop table t1;
 create table t1 (a int, b int);
 create view v1 as select a, sum(b) from t1 group by a;
 select b from v1 use index (some_index) where b=1;
-ERROR 42000: Key 'some_index' doesn't exist in table 'v1'
+ERROR HY000: Incorrect usage of index hints and VIEW
 drop view v1;
 drop table t1;
 create table t1 (col1 char(5),col2 char(5));
@@ -2701,27 +2701,26 @@ CREATE TABLE t1(
 fName varchar(25) NOT NULL,
 lName varchar(25) NOT NULL,
 DOB date NOT NULL,
+test_date date NOT NULL,
 uID int unsigned NOT NULL AUTO_INCREMENT PRIMARY KEY);
-INSERT INTO t1(fName, lName, DOB) VALUES
-('Hank', 'Hill', '1964-09-29'),
-('Tom', 'Adams', '1908-02-14'),
-('Homer', 'Simpson', '1968-03-05');
+INSERT INTO t1(fName, lName, DOB, test_date) VALUES
+('Hank', 'Hill', '1964-09-29', '2007-01-01'),
+('Tom', 'Adams', '1908-02-14', '2007-01-01'),
+('Homer', 'Simpson', '1968-03-05', '2007-01-01');
 CREATE VIEW v1 AS
-SELECT (year(now())-year(DOB)) AS Age
+SELECT (year(test_date)-year(DOB)) AS Age
 FROM t1 HAVING Age < 75;
 SHOW CREATE VIEW v1;
 View	Create View	character_set_client	collation_connection
-v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select (year(now()) - year(`t1`.`DOB`)) AS `Age` from `t1` having (`Age` < 75)	latin1	latin1_swedish_ci
-set timestamp=1136066400;
-SELECT (year(now())-year(DOB)) AS Age FROM t1 HAVING Age < 75;
+v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select (year(`t1`.`test_date`) - year(`t1`.`DOB`)) AS `Age` from `t1` having (`Age` < 75)	latin1	latin1_swedish_ci
+SELECT (year(test_date)-year(DOB)) AS Age FROM t1 HAVING Age < 75;
 Age
-42
-38
-set timestamp=1136066400;
+43
+39
 SELECT * FROM v1;
 Age
-42
-38
+43
+39
 DROP VIEW v1;
 DROP TABLE t1;
 CREATE TABLE t1 (id int NOT NULL PRIMARY KEY, a char(6) DEFAULT 'xxx');
@@ -3559,6 +3558,45 @@ table_name	is_updatable
 v1	NO
 drop view v1;
 drop table t1;
+CREATE TABLE t1 (a INT);
+INSERT INTO t1 VALUES (1),(2);
+CREATE VIEW v1 AS SELECT * FROM t1;
+SELECT * FROM v1 USE KEY(non_existant);
+ERROR HY000: Incorrect usage of index hints and VIEW
+SELECT * FROM v1 FORCE KEY(non_existant);
+ERROR HY000: Incorrect usage of index hints and VIEW
+SELECT * FROM v1 IGNORE KEY(non_existant);
+ERROR HY000: Incorrect usage of index hints and VIEW
+DROP VIEW v1;
+DROP TABLE t1;
+CREATE TABLE t1 (a INT NOT NULL AUTO_INCREMENT, b INT NOT NULL DEFAULT 0,
+PRIMARY KEY(a), KEY (b));
+INSERT INTO t1 VALUES (),(),(),(),(),(),(),(),(),(),(),(),(),(),();
+CREATE VIEW v1 AS SELECT * FROM t1 FORCE KEY (PRIMARY,b) ORDER BY a;
+SHOW CREATE VIEW v1;
+View	Create View	character_set_client	collation_connection
+v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`a` AS `a`,`t1`.`b` AS `b` from `t1` FORCE INDEX (PRIMARY) FORCE INDEX (`b`) order by `t1`.`a`	latin1	latin1_swedish_ci
+EXPLAIN SELECT * FROM v1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	15	
+CREATE VIEW v2 AS SELECT * FROM t1 USE KEY () ORDER BY a;
+SHOW CREATE VIEW v2;
+View	Create View	character_set_client	collation_connection
+v2	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS select `t1`.`a` AS `a`,`t1`.`b` AS `b` from `t1` USE INDEX () order by `t1`.`a`	latin1	latin1_swedish_ci
+EXPLAIN SELECT * FROM v2;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	15	Using filesort
+CREATE VIEW v3 AS SELECT * FROM t1 IGNORE KEY (b) ORDER BY a;
+SHOW CREATE VIEW v3;
+View	Create View	character_set_client	collation_connection
+v3	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v3` AS select `t1`.`a` AS `a`,`t1`.`b` AS `b` from `t1` IGNORE INDEX (`b`) order by `t1`.`a`	latin1	latin1_swedish_ci
+EXPLAIN SELECT * FROM v3;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	15	Using filesort
+DROP VIEW v1;
+DROP VIEW v2;
+DROP VIEW v3;
+DROP TABLE t1;
 End of 5.0 tests.
 DROP DATABASE IF EXISTS `d-1`;
 CREATE DATABASE `d-1`;
diff --git a/mysql-test/r/view_grant.result b/mysql-test/r/view_grant.result
index 49c98d8e03f..c301953f508 100644
--- a/mysql-test/r/view_grant.result
+++ b/mysql-test/r/view_grant.result
@@ -778,15 +778,60 @@ GRANT CREATE VIEW ON db26813.v2 TO u26813@localhost;
 GRANT DROP, CREATE VIEW ON db26813.v3 TO u26813@localhost;
 GRANT SELECT ON db26813.t1 TO u26813@localhost;
 ALTER VIEW v1 AS SELECT f2 FROM t1;
-ERROR 42000: CREATE VIEW command denied to user 'u26813'@'localhost' for table 'v1'
+ERROR 42000: Access denied; you need the SUPER privilege for this operation
 ALTER VIEW v2 AS SELECT f2 FROM t1;
-ERROR 42000: DROP command denied to user 'u26813'@'localhost' for table 'v2'
+ERROR 42000: Access denied; you need the SUPER privilege for this operation
 ALTER VIEW v3 AS SELECT f2 FROM t1;
+ERROR 42000: Access denied; you need the SUPER privilege for this operation
 SHOW CREATE VIEW v3;
 View	Create View	character_set_client	collation_connection
-v3	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v3` AS select `t1`.`f2` AS `f2` from `t1`	latin1	latin1_swedish_ci
+v3	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v3` AS select `t1`.`f1` AS `f1` from `t1`	latin1	latin1_swedish_ci
 DROP USER u26813@localhost;
 DROP DATABASE db26813;
+#
+# Bug#29908: A user can gain additional access through the ALTER VIEW.
+#
+CREATE DATABASE mysqltest_29908;
+USE mysqltest_29908;
+CREATE TABLE t1(f1 INT, f2 INT);
+CREATE USER u29908_1@localhost;
+CREATE DEFINER = u29908_1@localhost VIEW v1 AS SELECT f1 FROM t1;
+CREATE DEFINER = u29908_1@localhost SQL SECURITY INVOKER VIEW v2 AS
+SELECT f1 FROM t1;
+GRANT DROP, CREATE VIEW, SHOW VIEW ON mysqltest_29908.v1 TO u29908_1@localhost;
+GRANT DROP, CREATE VIEW, SHOW VIEW ON mysqltest_29908.v2 TO u29908_1@localhost;
+GRANT SELECT ON mysqltest_29908.t1 TO u29908_1@localhost;
+CREATE USER u29908_2@localhost;
+GRANT DROP, CREATE VIEW ON mysqltest_29908.v1 TO u29908_2@localhost;
+GRANT DROP, CREATE VIEW, SHOW VIEW ON mysqltest_29908.v2 TO u29908_2@localhost;
+GRANT SELECT ON mysqltest_29908.t1 TO u29908_2@localhost;
+ALTER VIEW v1 AS SELECT f2 FROM t1;
+ERROR 42000: Access denied; you need the SUPER privilege for this operation
+ALTER VIEW v2 AS SELECT f2 FROM t1;
+ERROR 42000: Access denied; you need the SUPER privilege for this operation
+SHOW CREATE VIEW v2;
+View	Create View	character_set_client	collation_connection
+v2	CREATE ALGORITHM=UNDEFINED DEFINER=`u29908_1`@`localhost` SQL SECURITY INVOKER VIEW `v2` AS select `t1`.`f1` AS `f1` from `t1`	latin1	latin1_swedish_ci
+ALTER VIEW v1 AS SELECT f2 FROM t1;
+SHOW CREATE VIEW v1;
+View	Create View	character_set_client	collation_connection
+v1	CREATE ALGORITHM=UNDEFINED DEFINER=`u29908_1`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`f2` AS `f2` from `t1`	latin1	latin1_swedish_ci
+ALTER VIEW v2 AS SELECT f2 FROM t1;
+SHOW CREATE VIEW v2;
+View	Create View	character_set_client	collation_connection
+v2	CREATE ALGORITHM=UNDEFINED DEFINER=`u29908_1`@`localhost` SQL SECURITY INVOKER VIEW `v2` AS select `t1`.`f2` AS `f2` from `t1`	latin1	latin1_swedish_ci
+ALTER VIEW v1 AS SELECT f1 FROM t1;
+SHOW CREATE VIEW v1;
+View	Create View	character_set_client	collation_connection
+v1	CREATE ALGORITHM=UNDEFINED DEFINER=`u29908_1`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`f1` AS `f1` from `t1`	latin1	latin1_swedish_ci
+ALTER VIEW v2 AS SELECT f1 FROM t1;
+SHOW CREATE VIEW v2;
+View	Create View	character_set_client	collation_connection
+v2	CREATE ALGORITHM=UNDEFINED DEFINER=`u29908_1`@`localhost` SQL SECURITY INVOKER VIEW `v2` AS select `t1`.`f1` AS `f1` from `t1`	latin1	latin1_swedish_ci
+DROP USER u29908_1@localhost;
+DROP USER u29908_2@localhost;
+DROP DATABASE mysqltest_29908;
+#######################################################################
 DROP DATABASE IF EXISTS mysqltest1;
 DROP DATABASE IF EXISTS mysqltest2;
 CREATE DATABASE mysqltest1;
@@ -893,6 +938,8 @@ v1	CREATE ALGORITHM=UNDEFINED DEFINER=`no_such`@`user_1` SQL SECURITY DEFINER VI
 Warnings:
 Warning	1356	View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
 ALTER ALGORITHM=MERGE VIEW v1 AS SELECT * FROM t1;
+Warnings:
+Note	1449	There is no 'no_such'@'user_1' registered
 SHOW CREATE VIEW v1;
 View	Create View	character_set_client	collation_connection
 v1	CREATE ALGORITHM=MERGE DEFINER=`no_such`@`user_1` SQL SECURITY DEFINER VIEW `v1` AS select `test`.`t1`.`i` AS `i` from `t1`	latin1	latin1_swedish_ci
diff --git a/mysql-test/suite/rpl/r/rpl_flushlog_loop.result b/mysql-test/suite/rpl/r/rpl_flushlog_loop.result
index b47c262eb66..ca06a5a328c 100644
--- a/mysql-test/suite/rpl/r/rpl_flushlog_loop.result
+++ b/mysql-test/suite/rpl/r/rpl_flushlog_loop.result
@@ -4,6 +4,13 @@ reset master;
 reset slave;
 drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
 start slave;
+show variables like 'relay_log%';
+Variable_name	Value
+relay_log	MYSQLTEST_VARDIR/master-data/relay-log
+relay_log_index	
+relay_log_info_file	relay-log.info
+relay_log_purge	ON
+relay_log_space_limit	0
 stop slave;
 change master to master_host='127.0.0.1',master_user='root',
 master_password='',master_port=MASTER_PORT;
diff --git a/mysql-test/suite/rpl/t/rpl_flushlog_loop.test b/mysql-test/suite/rpl/t/rpl_flushlog_loop.test
index 7d92ba9c2f4..750b49f19a9 100644
--- a/mysql-test/suite/rpl/t/rpl_flushlog_loop.test
+++ b/mysql-test/suite/rpl/t/rpl_flushlog_loop.test
@@ -2,12 +2,9 @@
 # in case of bi-directional replication
 -- source include/master-slave.inc
 
-#
-#  Start replication master -> slave 
-#
-# We have to sync with master, to ensure slave had time to start properly
-# before we stop it. If not, we get errors about UNIX_TIMESTAMP() in the log.
-sync_slave_with_master;
+--replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
+show variables like 'relay_log%';
+
 connection slave;
 --disable_warnings
 stop slave;
diff --git a/mysql-test/t/func_in.test b/mysql-test/t/func_in.test
index 2c5ed6a22d3..d8b0c89532e 100644
--- a/mysql-test/t/func_in.test
+++ b/mysql-test/t/func_in.test
@@ -408,5 +408,13 @@ select f2 from t2 where f2 in (1,'b');
 explain select f2 from t2 where f2 in (1,'b');
 drop table t1, t2;
 
+#
+# Bug #31075: crash in get_func_mm_tree
+#
+
+create table t1 (a time, key(a));
+insert into t1 values (),(),(),(),(),(),(),(),(),();
+select a from t1 where a not in (a,a,a) group by a;
+drop table t1;
 
 --echo End of 5.1 tests
diff --git a/mysql-test/t/func_math.test b/mysql-test/t/func_math.test
index 668528b2e9b..274a953a314 100644
--- a/mysql-test/t/func_math.test
+++ b/mysql-test/t/func_math.test
@@ -224,4 +224,29 @@ select mod(cast(-2 as unsigned), 3), mod(18446744073709551614, 3), mod(-2, 3);
 select mod(5, cast(-2 as unsigned)), mod(5, 18446744073709551614), mod(5, -2);
 select pow(cast(-2 as unsigned), 5), pow(18446744073709551614, 5), pow(-2, 5);
 
+#
+# Bug #30587: mysql crashes when trying to group by TIME div NUMBER
+#
+
+CREATE TABLE t1 (a timestamp, b varchar(20), c bit(1));
+INSERT INTO t1 VALUES('1998-09-23', 'str1', 1), ('2003-03-25', 'str2', 0);
+SELECT a DIV 900 y FROM t1 GROUP BY y;
+SELECT DISTINCT a DIV 900 y FROM t1;
+SELECT b DIV 900 y FROM t1 GROUP BY y;
+SELECT c DIV 900 y FROM t1 GROUP BY y;
+DROP TABLE t1;
+
+CREATE TABLE t1(a LONGBLOB);
+INSERT INTO t1 VALUES('1'),('2'),('3');
+SELECT DISTINCT (a DIV 254576881) FROM t1;
+SELECT (a DIV 254576881) FROM t1 UNION ALL 
+  SELECT (a DIV 254576881) FROM t1;
+DROP TABLE t1;
+
+CREATE TABLE t1(a SET('a','b','c'));
+INSERT INTO t1 VALUES ('a');
+SELECT a DIV 2 FROM t1 UNION SELECT a DIV 2 FROM t1;
+DROP TABLE t1;
+
+
 --echo End of 5.0 tests
diff --git a/mysql-test/t/func_misc.test b/mysql-test/t/func_misc.test
index 01eff55d1f6..4b7685c3633 100644
--- a/mysql-test/t/func_misc.test
+++ b/mysql-test/t/func_misc.test
@@ -198,6 +198,21 @@ drop table table_26093;
 drop function func_26093_a;
 drop function func_26093_b;
 
+#
+# Bug #30832: Assertion + crash with select name_const('test',now());
+#
+--error ER_WRONG_ARGUMENTS
+SELECT NAME_CONST('test', NOW());
+--error ER_WRONG_ARGUMENTS
+SELECT NAME_CONST('test', UPPER('test'));
+
+SELECT NAME_CONST('test', NULL);
+SELECT NAME_CONST('test', 1);
+SELECT NAME_CONST('test', -1);
+SELECT NAME_CONST('test', 1.0);
+SELECT NAME_CONST('test', -1.0);
+SELECT NAME_CONST('test', 'test');
+
 --echo End of 5.0 tests
 
 #
diff --git a/mysql-test/t/func_time.test b/mysql-test/t/func_time.test
index d3346bbb880..5c1a5c2200b 100644
--- a/mysql-test/t/func_time.test
+++ b/mysql-test/t/func_time.test
@@ -547,6 +547,16 @@ DROP TABLE testBug8868;
 
 SET NAMES DEFAULT;
 
+#
+# Bug #31160: MAKETIME() crashes server when returning NULL in ORDER BY using 
+# filesort
+#
+CREATE TABLE t1 (
+  a TIMESTAMP
+);
+INSERT INTO t1 VALUES (now()), (now());
+SELECT 1 FROM t1 ORDER BY MAKETIME(1, 1, a);
+DROP TABLE t1;
 #
 # Bug #19844 time_format in Union truncates values
 #
diff --git a/mysql-test/t/gis-rtree.test b/mysql-test/t/gis-rtree.test
index 88f31143d93..dad22f42571 100644
--- a/mysql-test/t/gis-rtree.test
+++ b/mysql-test/t/gis-rtree.test
@@ -797,6 +797,42 @@ UPDATE t1 set spatial_point=GeomFromText('POINT(41 46)') where  c1 like 'f%';
 CHECK TABLE t1 EXTENDED;
 DROP TABLE t1;
 
+#
+# Bug #30286 spatial index cause corruption and server crash!
+#
+
+create table t1 (a geometry not null, spatial index(a));
+insert into t1 values (PointFromWKB(POINT(1.1517219314031e+164, 131072)));
+insert into t1 values (PointFromWKB(POINT(9.1248812352444e+192, 2.9740338169556e+284)));
+insert into t1 values (PointFromWKB(POINT(4.7783097267365e-299, -0)));
+insert into t1 values (PointFromWKB(POINT(1.49166814624e-154, 2.0880974297595e-53)));
+insert into t1 values (PointFromWKB(POINT(4.0917382598702e+149, 1.2024538023802e+111)));
+insert into t1 values (PointFromWKB(POINT(2.0349165139404e+236, 2.9993936277913e-241)));
+insert into t1 values (PointFromWKB(POINT(2.5243548967072e-29, 1.2024538023802e+111)));
+insert into t1 values (PointFromWKB(POINT(0, 6.9835074892995e-251)));
+insert into t1 values (PointFromWKB(POINT(2.0880974297595e-53, 3.1050361846014e+231)));
+insert into t1 values (PointFromWKB(POINT(2.8728483499323e-188, 2.4600631144627e+260)));
+insert into t1 values (PointFromWKB(POINT(3.0517578125e-05, 2.0349165139404e+236)));
+insert into t1 values (PointFromWKB(POINT(1.1517219314031e+164, 1.1818212630766e-125)));
+insert into t1 values (PointFromWKB(POINT(2.481040258324e-265, 5.7766220027675e-275)));
+insert into t1 values (PointFromWKB(POINT(2.0880974297595e-53, 2.5243548967072e-29)));
+insert into t1 values (PointFromWKB(POINT(5.7766220027675e-275, 9.9464647281957e+86)));
+insert into t1 values (PointFromWKB(POINT(2.2181357552967e+130, 3.7857669957337e-270)));
+insert into t1 values (PointFromWKB(POINT(4.5767114681874e-246, 3.6893488147419e+19)));
+insert into t1 values (PointFromWKB(POINT(4.5767114681874e-246, 3.7537584144024e+255)));
+insert into t1 values (PointFromWKB(POINT(3.7857669957337e-270, 1.8033161362863e-130)));
+insert into t1 values (PointFromWKB(POINT(0, 5.8774717541114e-39)));
+insert into t1 values (PointFromWKB(POINT(1.1517219314031e+164, 2.2761049594727e-159)));
+insert into t1 values (PointFromWKB(POINT(6.243497100632e+144, 3.7857669957337e-270)));
+insert into t1 values (PointFromWKB(POINT(3.7857669957337e-270, 2.6355494858076e-82)));
+insert into t1 values (PointFromWKB(POINT(2.0349165139404e+236, 3.8518598887745e-34)));
+insert into t1 values (PointFromWKB(POINT(4.6566128730774e-10, 2.0880974297595e-53)));
+insert into t1 values (PointFromWKB(POINT(2.0880974297595e-53, 1.8827498946116e-183)));
+insert into t1 values (PointFromWKB(POINT(1.8033161362863e-130, 9.1248812352444e+192)));
+insert into t1 values (PointFromWKB(POINT(4.7783097267365e-299, 2.2761049594727e-159)));
+insert into t1 values (PointFromWKB(POINT(1.94906280228e+289, 1.2338789709327e-178)));
+drop table t1;
+
 # End of 4.1 tests
 
 #
diff --git a/mysql-test/t/gis.test b/mysql-test/t/gis.test
index d7182e36e3a..bd425e86892 100644
--- a/mysql-test/t/gis.test
+++ b/mysql-test/t/gis.test
@@ -432,6 +432,14 @@ INSERT INTO t1 VALUES (NULL);
 SELECT * FROM t1;
 DROP TABLE t1;
 
+#
+# Bug #30955 geomfromtext() crasher
+#
+CREATE TABLE `t1` ( `col9` set('a'), `col89` date);
+INSERT INTO `t1` VALUES ('','0000-00-00');
+select geomfromtext(col9,col89) as a from t1;
+DROP TABLE t1;
+
 --echo End of 4.1 tests
 
 #
diff --git a/mysql-test/t/grant2.test b/mysql-test/t/grant2.test
index f6075ba2ee4..0f0c92e82eb 100644
--- a/mysql-test/t/grant2.test
+++ b/mysql-test/t/grant2.test
@@ -585,5 +585,37 @@ drop user mysqltest_1@localhost;
 drop user mysqltest_2@localhost;
 
 
+#
+# Bug #30468: column level privileges not respected when joining tables
+#
+CREATE DATABASE db1;
+
+USE db1;
+CREATE TABLE t1 (a INT, b INT);
+INSERT INTO t1 VALUES (1,1),(2,2);
+
+CREATE TABLE t2 (b INT, c INT);
+INSERT INTO t2 VALUES (1,100),(2,200);
+
+GRANT SELECT ON t1 TO mysqltest1@localhost; 
+GRANT SELECT (b) ON t2 TO mysqltest1@localhost;
+
+connect (conn1,localhost,mysqltest1,,);
+connection conn1;
+USE db1;
+--error ER_COLUMNACCESS_DENIED_ERROR
+SELECT c FROM t2;
+--error ER_COLUMNACCESS_DENIED_ERROR
+SELECT * FROM t2;
+--error ER_COLUMNACCESS_DENIED_ERROR
+SELECT * FROM t1 JOIN t2 USING (b);
+
+connection default;
+disconnect conn1;
+DROP TABLE db1.t1, db1.t2;
+DROP USER mysqltest1@localhost;
+DROP DATABASE db1;
+
+
 --echo End of 5.0 tests
 
diff --git a/mysql-test/t/group_by.test b/mysql-test/t/group_by.test
index ae616df0dfd..2ea7aed6bd2 100644
--- a/mysql-test/t/group_by.test
+++ b/mysql-test/t/group_by.test
@@ -811,6 +811,7 @@ EXPLAIN SELECT a FROM t1 IGNORE INDEX (PRIMARY,i2);
 EXPLAIN SELECT a FROM t1 IGNORE INDEX FOR JOIN (PRIMARY,i2);
 EXPLAIN SELECT a FROM t1 IGNORE INDEX FOR GROUP BY (PRIMARY,i2) GROUP BY a;
 EXPLAIN SELECT a FROM t1 IGNORE INDEX FOR ORDER BY (PRIMARY,i2) ORDER BY a;
+SELECT a FROM t1 IGNORE INDEX FOR ORDER BY (PRIMARY,i2) ORDER BY a;
 EXPLAIN SELECT a FROM t1 IGNORE INDEX FOR ORDER BY (PRIMARY)
   IGNORE INDEX FOR GROUP BY (i2) GROUP BY a;
 EXPLAIN SELECT a FROM t1 IGNORE INDEX (PRIMARY) IGNORE INDEX FOR ORDER BY (i2);
diff --git a/mysql-test/t/information_schema.test b/mysql-test/t/information_schema.test
index 6bcc14d4e49..96d510e2079 100644
--- a/mysql-test/t/information_schema.test
+++ b/mysql-test/t/information_schema.test
@@ -1090,6 +1090,14 @@ show columns from t1;
 drop table t1;
 
 --echo End of 5.0 tests.
+
+#
+# Bug#30079 A check for "hidden" I_S tables is flawed
+#
+--error 1109
+show fields from information_schema.table_names;
+--error 1109
+show keys from information_schema.table_names;
 #
 # Show engines
 #
@@ -1178,4 +1186,20 @@ select count(*) from INFORMATION_SCHEMA.TABLES where TABLE_SCHEMA='mysql' AND TA
 select count(*) from INFORMATION_SCHEMA.TABLES where TABLE_SCHEMA='mysql' AND TABLE_NAME='';
 select count(*) from INFORMATION_SCHEMA.TABLES where TABLE_SCHEMA='' AND TABLE_NAME='';
 select count(*) from INFORMATION_SCHEMA.TABLES where TABLE_SCHEMA='' AND TABLE_NAME='nonexisting';
+
+#
+# Bug#30689 Wrong content in I_S.VIEWS.VIEW_DEFINITION if VIEW is based on I_S
+#
+CREATE VIEW v1
+AS SELECT *
+FROM INFORMATION_SCHEMA.TABLES;
+SELECT VIEW_DEFINITION FROM INFORMATION_SCHEMA.VIEWS where TABLE_NAME = 'v1';
+DROP VIEW v1;
+
+#
+# Bug#30795 Query on INFORMATION_SCHEMA.SCHEMATA, wrong result
+#
+SELECT SCHEMA_NAME FROM INFORMATION_SCHEMA.SCHEMATA
+WHERE SCHEMA_NAME ='information_schema';
+
 --echo End of 5.1 tests.
diff --git a/mysql-test/t/insert_select.test b/mysql-test/t/insert_select.test
index ace51ef61c7..499db086877 100644
--- a/mysql-test/t/insert_select.test
+++ b/mysql-test/t/insert_select.test
@@ -372,3 +372,15 @@ INSERT INTO t1 (prev_id) SELECT id
 SELECT * FROM t1;
 
 DROP TABLE t1,t2;
+
+--echo #
+--echo # Bug#30384: Having SQL_BUFFER_RESULT option in the
+--echo #            CREATE .. KEY(..) .. SELECT led to creating corrupted index.
+--echo #
+create table t1(f1 int);
+insert into t1 values(1),(2),(3);
+create table t2 (key(f1)) engine=myisam select sql_buffer_result f1 from t1;
+check table t2 extended;
+drop table t1,t2;
+--echo ##################################################################
+
diff --git a/mysql-test/t/join.test b/mysql-test/t/join.test
index 14c98431970..ed1b84bb5ec 100644
--- a/mysql-test/t/join.test
+++ b/mysql-test/t/join.test
@@ -698,4 +698,33 @@ select '^^: The above should be ~= 20 + cost(select * from t1). Value less than
 
 drop table t1, t2;
 
+#
+# Bug #31094: Forcing index-based sort doesn't work anymore if joins are
+# done
+#
+
+CREATE TABLE t1 (a INT PRIMARY KEY, b INT);
+CREATE TABLE t2 (c INT PRIMARY KEY, d INT);
+
+INSERT INTO t1 VALUES(1,NULL),(2,NULL),(3,NULL),(4,NULL);
+INSERT INTO t1 SELECT a + 4, b FROM t1;
+INSERT INTO t1 SELECT a + 8, b FROM t1;
+INSERT INTO t1 SELECT a + 16, b FROM t1;
+INSERT INTO t1 SELECT a + 32, b FROM t1;
+INSERT INTO t1 SELECT a + 64, b FROM t1;
+INSERT INTO t2 SELECT a, b FROM t1;
+
+#expect indexed ORDER BY
+EXPLAIN SELECT * FROM t1 JOIN t2 ON b=c ORDER BY a LIMIT 2;
+EXPLAIN SELECT * FROM t1 JOIN t2 ON a=c ORDER BY a LIMIT 2;
+SELECT * FROM t1 JOIN t2 ON b=c ORDER BY a LIMIT 2;
+SELECT * FROM t1 JOIN t2 ON a=c ORDER BY a LIMIT 2;
+
+#expect filesort
+EXPLAIN SELECT * FROM t1 JOIN t2 ON b=c ORDER BY a;
+EXPLAIN SELECT * FROM t1 JOIN t2 ON a=c ORDER BY a;
+SELECT * FROM t1 JOIN t2 ON b=c ORDER BY a;
+SELECT * FROM t1 JOIN t2 ON a=c ORDER BY a;
+
+DROP TABLE IF EXISTS t1,t2;
 --echo End of 5.0 tests.
diff --git a/mysql-test/t/mysqldump.test b/mysql-test/t/mysqldump.test
index 0440b0fb63a..158e8a769bd 100644
--- a/mysql-test/t/mysqldump.test
+++ b/mysql-test/t/mysqldump.test
@@ -1576,6 +1576,23 @@ SELECT * FROM t2;
 
 DROP TABLE t1,t2;
 
+--echo #
+--echo # Bug#29815: new option for suppressing last line of mysqldump:
+--echo #            "Dump completed on"
+--echo #
+
+--echo # --skip-dump-date:
+--replace_regex /-- [^D][^u][^m][^p].*// /\/\*!.*//
+--exec $MYSQL_DUMP --skip-dump-date test
+
+--echo # --dump-date:
+--replace_regex /-- [^D][^u][^m][^p].*// /\/\*!.*// / on [0-9 :-]+/ on DATE/
+--exec $MYSQL_DUMP --dump-date test
+
+--echo # --dump-date (default):
+--replace_regex /-- [^D][^u][^m][^p].*// /\/\*!.*// / on [0-9 :-]+/ on DATE/
+--exec $MYSQL_DUMP test
+
 --echo #
 --echo # End of 5.0 tests
 --echo #
diff --git a/mysql-test/t/mysqlslap.test b/mysql-test/t/mysqlslap.test
index dffa226d101..28042f62fe6 100644
--- a/mysql-test/t/mysqlslap.test
+++ b/mysql-test/t/mysqlslap.test
@@ -40,3 +40,16 @@
  --exec $MYSQL_SLAP --only-print --delimiter=";" --query="select * from t1;select * from t2" --create="CREATE TABLE t1 (id int, name varchar(64)); create table t2(foo1 varchar(32), foo2 varchar(32)); INSERT INTO t1 VALUES (1, 'This is a test'); insert into t2 values ('test', 'test2')" --engine="heap,myisam" --post-query="SHOW TABLES" --pre-query="SHOW TABLES" --number-of-queries=6 --commit=1;
 
 --exec $MYSQL_SLAP --silent --concurrency=5 --iterations=1 --number-int-cols=2 --number-char-cols=3 --auto-generate-sql --auto-generate-sql-add-autoincrement --auto-generate-sql-load-type=write --detach=2
+
+--echo #
+--echo # Bug #29985: mysqlslap -- improper handling of resultsets in SPROCs
+--echo #
+
+--disable_warnings
+DROP PROCEDURE IF EXISTS p1;
+--enable_warnings
+CREATE PROCEDURE p1() SELECT 1;
+
+--exec $MYSQL_SLAP --create-schema=test --delimiter=";" --query="CALL p1; SELECT 1;" --silent 2>&1 
+
+DROP PROCEDURE p1;
diff --git a/mysql-test/t/olap.test b/mysql-test/t/olap.test
index 05934bff492..1ac99d9c39f 100644
--- a/mysql-test/t/olap.test
+++ b/mysql-test/t/olap.test
@@ -358,3 +358,12 @@ SELECT * FROM (SELECT a, SUM(a) FROM t1 GROUP BY a WITH ROLLUP) as t;
 
 DROP TABLE t1;
 
+--echo #
+--echo # Bug#31095: Unexpected NULL constant caused server crash.
+--echo #
+create table t1(a int);
+insert into t1 values (1),(2),(3);
+select count(a) from t1 group by null with rollup;
+drop table t1;
+--echo ##############################################################
+
diff --git a/mysql-test/t/order_by.test b/mysql-test/t/order_by.test
index 37398616299..71238504d36 100644
--- a/mysql-test/t/order_by.test
+++ b/mysql-test/t/order_by.test
@@ -779,3 +779,60 @@ EXPLAIN SELECT id,c3 FROM t2 WHERE c2 BETWEEN 20 AND 30 ORDER BY c3 LIMIT 4000;
 SELECT id,c3 FROM t2 WHERE c2=11 ORDER BY c3 LIMIT 20;
 
 DROP TABLE t1,t2;
+
+# 
+# Bug #30665: Inconsistent optimization of IGNORE INDEX FOR {ORDER BY|GROUP BY}
+#
+CREATE TABLE t1 (
+  a INT,
+  b INT,
+  PRIMARY KEY (a),
+  KEY ab(a, b)
+);
+INSERT INTO t1 VALUES (1,1),(2,2),(3,3),(4,4);
+INSERT INTO t1 SELECT a + 4, b + 4 FROM t1;
+INSERT INTO t1 SELECT a + 8, b + 8 FROM t1;
+INSERT INTO t1 SELECT a +16, b +16 FROM t1;
+INSERT INTO t1 SELECT a +32, b +32 FROM t1;
+INSERT INTO t1 SELECT a +64, b +64 FROM t1;
+
+EXPLAIN SELECT a FROM t1 IGNORE INDEX FOR GROUP BY (a, ab) GROUP BY a;
+
+--disable_query_log
+--let $q = `show status like 'Created_tmp_tables';`
+eval set @tmp_tables_before = 
+  CAST(REPLACE('$q', 'Created_tmp_tables', '') AS UNSIGNED);
+--enable_query_log
+
+SELECT a FROM t1 IGNORE INDEX FOR GROUP BY (a, ab) GROUP BY a;
+
+# this query creates one temporary table in itself, which we are not
+# interested in.
+
+--disable_query_log
+--let $q = `show status like 'Created_tmp_tables';`
+eval set @tmp_tables_after = 
+  CAST(REPLACE('$q', 'Created_tmp_tables', '') AS UNSIGNED);
+--enable_query_log
+
+SELECT @tmp_tables_after = @tmp_tables_before ;
+
+EXPLAIN SELECT a FROM t1 IGNORE INDEX FOR ORDER BY (a, ab) ORDER BY a;
+
+--disable_query_log
+--let $q = `show status like 'Created_tmp_tables';`
+eval set @tmp_tables_before = 
+  CAST(REPLACE('$q', 'Created_tmp_tables', '') AS UNSIGNED);
+--enable_query_log
+
+SELECT a FROM t1 IGNORE INDEX FOR ORDER BY (a, ab) ORDER BY a;
+
+--disable_query_log
+--let $q = `show status like 'Created_tmp_tables';`
+eval set @tmp_tables_after = 
+  CAST(REPLACE('$q', 'Created_tmp_tables', '') AS UNSIGNED);
+--enable_query_log
+
+SELECT @tmp_tables_after = @tmp_tables_before;
+
+DROP TABLE t1;
diff --git a/mysql-test/t/type_date.test b/mysql-test/t/type_date.test
index dcee4fd2ffc..a09d3c44d62 100644
--- a/mysql-test/t/type_date.test
+++ b/mysql-test/t/type_date.test
@@ -139,3 +139,16 @@ insert into t1 values (9912101,9912101,9912101);
 insert into t1 values (11111,11111,11111);
 select * from t1;
 drop table t1;
+
+#
+# Bug #30942: select str_to_date from derived table returns varying results
+#
+CREATE TABLE t1 (
+  a INT
+);
+
+INSERT INTO t1 VALUES (1);
+INSERT INTO t1 VALUES (NULL);
+
+SELECT str_to_date( '', a ) FROM t1;
+DROP TABLE t1;
diff --git a/mysql-test/t/type_datetime.test b/mysql-test/t/type_datetime.test
index d8d137d81e6..961b052c039 100644
--- a/mysql-test/t/type_datetime.test
+++ b/mysql-test/t/type_datetime.test
@@ -283,6 +283,43 @@ select * from t1 where f1 between 2002010 and 20070101000000;
 select * from t1 where f1 between 20020101 and 2007010100000;
 drop table t1;
 
+--echo #
+--echo # Bug#27216: functions with parameters of different date types may
+--echo #            return wrong type of the result.
+--echo #
+create table t1 (f1 date, f2 datetime, f3 varchar(20));
+create table t2 as select coalesce(f1,f1) as f4 from t1;
+desc t2;
+create table t3 as select coalesce(f1,f2) as f4 from t1;
+desc t3;
+create table t4 as select coalesce(f2,f2) as f4 from t1;
+desc t4;
+create table t5 as select coalesce(f1,f3) as f4 from t1;
+desc t5;
+create table t6 as select coalesce(f2,f3) as f4 from t1;
+desc t6;
+create table t7 as select coalesce(makedate(1997,1),f2) as f4 from t1;
+desc t7;
+create table t8 as select coalesce(cast('01-01-01' as datetime),f2) as f4
+  from t1;
+desc t8;
+create table t9 as select case when 1 then cast('01-01-01' as date)
+  when 0 then cast('01-01-01' as date) end as f4 from t1;
+desc t9;
+create table t10 as select case when 1 then cast('01-01-01' as datetime)
+  when 0 then cast('01-01-01' as datetime) end as f4 from t1;
+desc t10;
+create table t11 as select if(1, cast('01-01-01' as datetime),
+  cast('01-01-01' as date)) as f4 from t1;
+desc t11;
+create table t12 as select least(cast('01-01-01' as datetime),
+  cast('01-01-01' as date)) as f4 from t1;
+desc t12;
+create table t13 as select ifnull(cast('01-01-01' as datetime),
+  cast('01-01-01' as date)) as f4 from t1;
+desc t13;
+drop tables t1,t2,t3,t4,t5,t6,t7,t8,t9,t10,t11,t12,t13;
+--echo ###################################################################
 #
 # Test of storing datetime into date fields
 #
diff --git a/mysql-test/t/view.test b/mysql-test/t/view.test
index 67354c14cff..e388aa61803 100644
--- a/mysql-test/t/view.test
+++ b/mysql-test/t/view.test
@@ -510,7 +510,7 @@ drop table t1;
 #
 create table t1 (a int, b int);
 create view v1 as select a, sum(b) from t1 group by a;
--- error 1176
+--error ER_WRONG_USAGE
 select b from v1 use index (some_index) where b=1;
 drop view v1;
 drop table t1;
@@ -2549,21 +2549,20 @@ CREATE TABLE t1(
   fName varchar(25) NOT NULL,
   lName varchar(25) NOT NULL,
   DOB date NOT NULL,
+  test_date date NOT NULL,
   uID int unsigned NOT NULL AUTO_INCREMENT PRIMARY KEY);
  
-INSERT INTO t1(fName, lName, DOB) VALUES
-  ('Hank', 'Hill', '1964-09-29'),
-  ('Tom', 'Adams', '1908-02-14'),
-  ('Homer', 'Simpson', '1968-03-05');
+INSERT INTO t1(fName, lName, DOB, test_date) VALUES
+  ('Hank', 'Hill', '1964-09-29', '2007-01-01'),
+  ('Tom', 'Adams', '1908-02-14', '2007-01-01'),
+  ('Homer', 'Simpson', '1968-03-05', '2007-01-01');
 
 CREATE VIEW v1 AS
-  SELECT (year(now())-year(DOB)) AS Age
+  SELECT (year(test_date)-year(DOB)) AS Age
     FROM t1 HAVING Age < 75; 
 SHOW CREATE VIEW v1;           
 
-set timestamp=1136066400;
-SELECT (year(now())-year(DOB)) AS Age FROM t1 HAVING Age < 75;
-set timestamp=1136066400;
+SELECT (year(test_date)-year(DOB)) AS Age FROM t1 HAVING Age < 75;
 SELECT * FROM v1;
 
 DROP VIEW v1;
@@ -3415,6 +3414,46 @@ select table_name, is_updatable from information_schema.views
 drop view v1;
 drop table t1;
 
+#
+# Bug #28701: SELECTs from VIEWs completely ignore USE/FORCE KEY, allowing
+# invalid statements
+#
+
+CREATE TABLE t1 (a INT);
+INSERT INTO t1 VALUES (1),(2);
+CREATE VIEW v1 AS SELECT * FROM t1;
+--error ER_WRONG_USAGE
+SELECT * FROM v1 USE KEY(non_existant);
+--error ER_WRONG_USAGE
+SELECT * FROM v1 FORCE KEY(non_existant);
+--error ER_WRONG_USAGE
+SELECT * FROM v1 IGNORE KEY(non_existant);
+
+DROP VIEW v1;
+DROP TABLE t1;
+
+#
+# Bug #28702: VIEWs defined with USE/FORCE KEY ignore that request
+#
+CREATE TABLE t1 (a INT NOT NULL AUTO_INCREMENT, b INT NOT NULL DEFAULT 0,
+                 PRIMARY KEY(a), KEY (b));
+INSERT INTO t1 VALUES (),(),(),(),(),(),(),(),(),(),(),(),(),(),();
+CREATE VIEW v1 AS SELECT * FROM t1 FORCE KEY (PRIMARY,b) ORDER BY a;
+SHOW CREATE VIEW v1;
+EXPLAIN SELECT * FROM v1;
+CREATE VIEW v2 AS SELECT * FROM t1 USE KEY () ORDER BY a;
+SHOW CREATE VIEW v2;
+EXPLAIN SELECT * FROM v2;
+CREATE VIEW v3 AS SELECT * FROM t1 IGNORE KEY (b) ORDER BY a;
+SHOW CREATE VIEW v3;
+EXPLAIN SELECT * FROM v3;
+
+DROP VIEW v1;
+DROP VIEW v2;
+DROP VIEW v3;
+DROP TABLE t1;
+
+
 --echo End of 5.0 tests.
 
 #
diff --git a/mysql-test/t/view_grant.test b/mysql-test/t/view_grant.test
index b3bfd1cf544..3be0148f765 100644
--- a/mysql-test/t/view_grant.test
+++ b/mysql-test/t/view_grant.test
@@ -1040,10 +1040,11 @@ GRANT SELECT ON db26813.t1 TO u26813@localhost;
 
 connect (u1,localhost,u26813,,db26813);
 connection u1;
---error 1142
+--error ER_SPECIFIC_ACCESS_DENIED_ERROR
 ALTER VIEW v1 AS SELECT f2 FROM t1;
---error 1142
+--error ER_SPECIFIC_ACCESS_DENIED_ERROR
 ALTER VIEW v2 AS SELECT f2 FROM t1;
+--error ER_SPECIFIC_ACCESS_DENIED_ERROR
 ALTER VIEW v3 AS SELECT f2 FROM t1;
 
 connection root;
@@ -1053,6 +1054,51 @@ DROP USER u26813@localhost;
 DROP DATABASE db26813;
 disconnect u1;
 
+--echo #
+--echo # Bug#29908: A user can gain additional access through the ALTER VIEW.
+--echo #
+connection root;
+CREATE DATABASE mysqltest_29908;
+USE mysqltest_29908;
+CREATE TABLE t1(f1 INT, f2 INT);
+CREATE USER u29908_1@localhost;
+CREATE DEFINER = u29908_1@localhost VIEW v1 AS SELECT f1 FROM t1;
+CREATE DEFINER = u29908_1@localhost SQL SECURITY INVOKER VIEW v2 AS
+  SELECT f1 FROM t1;
+GRANT DROP, CREATE VIEW, SHOW VIEW ON mysqltest_29908.v1 TO u29908_1@localhost;
+GRANT DROP, CREATE VIEW, SHOW VIEW ON mysqltest_29908.v2 TO u29908_1@localhost;
+GRANT SELECT ON mysqltest_29908.t1 TO u29908_1@localhost;
+CREATE USER u29908_2@localhost;
+GRANT DROP, CREATE VIEW ON mysqltest_29908.v1 TO u29908_2@localhost;
+GRANT DROP, CREATE VIEW, SHOW VIEW ON mysqltest_29908.v2 TO u29908_2@localhost;
+GRANT SELECT ON mysqltest_29908.t1 TO u29908_2@localhost;
+
+connect (u2,localhost,u29908_2,,mysqltest_29908);
+--error ER_SPECIFIC_ACCESS_DENIED_ERROR
+ALTER VIEW v1 AS SELECT f2 FROM t1;
+--error ER_SPECIFIC_ACCESS_DENIED_ERROR
+ALTER VIEW v2 AS SELECT f2 FROM t1;
+SHOW CREATE VIEW v2;
+
+connect (u1,localhost,u29908_1,,mysqltest_29908);
+ALTER VIEW v1 AS SELECT f2 FROM t1;
+SHOW CREATE VIEW v1;
+ALTER VIEW v2 AS SELECT f2 FROM t1;
+SHOW CREATE VIEW v2;
+
+connection root;
+ALTER VIEW v1 AS SELECT f1 FROM t1;
+SHOW CREATE VIEW v1;
+ALTER VIEW v2 AS SELECT f1 FROM t1;
+SHOW CREATE VIEW v2;
+
+DROP USER u29908_1@localhost;
+DROP USER u29908_2@localhost;
+DROP DATABASE mysqltest_29908;
+disconnect u1;
+disconnect u2;
+--echo #######################################################################
+
 #
 # BUG#24040: Create View don't succed with "all privileges" on a database.
 #
diff --git a/sql/field.cc b/sql/field.cc
index fa93454c757..169ef03dc75 100644
--- a/sql/field.cc
+++ b/sql/field.cc
@@ -1457,15 +1457,24 @@ void Field_num::add_zerofill_and_unsigned(String &res) const
 
 void Field::make_field(Send_field *field)
 {
-  if (orig_table->s->db.str && *orig_table->s->db.str)
+  if (orig_table && orig_table->s->db.str && *orig_table->s->db.str)
   {
     field->db_name= orig_table->s->db.str;
     field->org_table_name= orig_table->s->table_name.str;
   }
   else
     field->org_table_name= field->db_name= "";
-  field->table_name= orig_table->alias;
-  field->col_name= field->org_col_name= field_name;
+  if (orig_table)
+  {
+    field->table_name= orig_table->alias;
+    field->org_col_name= field_name;
+  }
+  else
+  {
+    field->table_name= "";
+    field->org_col_name= "";
+  }
+  field->col_name= field_name;
   field->charsetnr= charset()->number;
   field->length=field_length;
   field->type=type();
diff --git a/sql/gstream.cc b/sql/gstream.cc
index 46e12b6ef3b..0c8011549f3 100644
--- a/sql/gstream.cc
+++ b/sql/gstream.cc
@@ -44,7 +44,7 @@ bool Gis_read_stream::get_next_word(LEX_STRING *res)
   skip_space();
   res->str= (char*) m_cur;
   /* The following will also test for \0 */
-  if (!my_isvar_start(&my_charset_bin, *m_cur))
+  if ((m_cur >= m_limit) || !my_isvar_start(&my_charset_bin, *m_cur))
     return 1;
 
   /*
diff --git a/sql/ha_partition.cc b/sql/ha_partition.cc
index 200e8a97c67..4f81255b154 100644
--- a/sql/ha_partition.cc
+++ b/sql/ha_partition.cc
@@ -2924,12 +2924,7 @@ void ha_partition::start_bulk_insert(ha_rows rows)
   handler **file;
   DBUG_ENTER("ha_partition::start_bulk_insert");
 
-  if (!rows)
-  {
-    /* Avoid allocation big caches in all underlaying handlers */
-    DBUG_VOID_RETURN;
-  }
-  rows= rows/m_tot_parts + 1;
+  rows= rows ? rows/m_tot_parts + 1 : 0;
   file= m_file;
   do
   {
diff --git a/sql/handler.cc b/sql/handler.cc
index 75c3a64bc27..3939873ec7d 100644
--- a/sql/handler.cc
+++ b/sql/handler.cc
@@ -3145,6 +3145,8 @@ int handler::read_multi_range_next(KEY_MULTI_RANGE **found_range_p)
     }
     else
     {
+      if (was_semi_consistent_read())
+        goto scan_it_again;
       /*
         We need to set this for the last range only, but checking this
         condition is more expensive than just setting the result code.
@@ -3152,10 +3154,10 @@ int handler::read_multi_range_next(KEY_MULTI_RANGE **found_range_p)
       result= HA_ERR_END_OF_FILE;
     }
 
+    multi_range_curr++;
+scan_it_again:
     /* Try the next range(s) until one matches a record. */
-    for (multi_range_curr++;
-         multi_range_curr < multi_range_end;
-         multi_range_curr++)
+    for (; multi_range_curr < multi_range_end; multi_range_curr++)
     {
       result= read_range_first(multi_range_curr->start_key.keypart_map ?
                                &multi_range_curr->start_key : 0,
diff --git a/sql/item.h b/sql/item.h
index 655159ab752..2beb4b66fba 100644
--- a/sql/item.h
+++ b/sql/item.h
@@ -1243,6 +1243,8 @@ public:
   Item_name_const(Item *name_arg, Item *val):
     value_item(val), name_item(name_arg)
   {
+    if(!value_item->basic_const_item())
+      my_error(ER_WRONG_ARGUMENTS, MYF(0), "NAME_CONST");
     Item::maybe_null= TRUE;
   }
 
diff --git a/sql/item_cmpfunc.cc b/sql/item_cmpfunc.cc
index 8f5ff050dd6..690661bc513 100644
--- a/sql/item_cmpfunc.cc
+++ b/sql/item_cmpfunc.cc
@@ -146,6 +146,35 @@ static int agg_cmp_type(Item_result *type, Item **items, uint nitems)
 }
 
 
+/**
+  @brief Aggregates field types from the array of items.
+
+  @param[in] items  array of items to aggregate the type from
+  @paran[in] nitems number of items in the array
+
+  @details This function aggregates field types from the array of items.
+    Found type is supposed to be used later as the result field type
+    of a multi-argument function.
+    Aggregation itself is performed by the Field::field_type_merge()
+    function.
+
+  @note The term "aggregation" is used here in the sense of inferring the
+    result type of a function from its argument types.
+
+  @return aggregated field type.
+*/
+
+enum_field_types agg_field_type(Item **items, uint nitems)
+{
+  uint i;
+  if (!nitems || items[0]->result_type() == ROW_RESULT )
+    return (enum_field_types)-1;
+  enum_field_types res= items[0]->field_type();
+  for (i= 1 ; i < nitems ; i++)
+    res= Field::field_type_merge(res, items[i]->field_type());
+  return res;
+}
+
 /*
   Collects different types for comparison of first item with each other items
 
@@ -2065,9 +2094,7 @@ Item_func_ifnull::fix_length_and_dec()
   default:
     DBUG_ASSERT(0);
   }
-  cached_field_type= args[0]->field_type();
-  if (cached_field_type != args[1]->field_type())
-    cached_field_type= Item_func::field_type();
+  cached_field_type= agg_field_type(args, 2);
 }
 
 
@@ -2215,11 +2242,13 @@ Item_func_if::fix_length_and_dec()
   {
     cached_result_type= arg2_type;
     collation.set(args[2]->collation.collation);
+    cached_field_type= args[2]->field_type();
   }
   else if (null2)
   {
     cached_result_type= arg1_type;
     collation.set(args[1]->collation.collation);
+    cached_field_type= args[1]->field_type();
   }
   else
   {
@@ -2233,6 +2262,7 @@ Item_func_if::fix_length_and_dec()
     {
       collation.set(&my_charset_bin);	// Number
     }
+    cached_field_type= agg_field_type(args + 1, 2);
   }
 
   if ((cached_result_type == DECIMAL_RESULT )
@@ -2582,7 +2612,7 @@ void Item_func_case::fix_length_and_dec()
       agg_arg_charsets(collation, agg, nagg, MY_COLL_ALLOW_CONV, 1))
     return;
   
-  
+  cached_field_type= agg_field_type(agg, nagg);
   /*
     Aggregate first expression and all THEN expression types
     and collations when string comparison
@@ -2751,6 +2781,7 @@ my_decimal *Item_func_coalesce::decimal_op(my_decimal *decimal_value)
 
 void Item_func_coalesce::fix_length_and_dec()
 {
+  cached_field_type= agg_field_type(args, arg_count);
   agg_result_type(&hybrid_type, args, arg_count);
   switch (hybrid_type) {
   case STRING_RESULT:
diff --git a/sql/item_cmpfunc.h b/sql/item_cmpfunc.h
index 40d0c2dfe91..e9aeef7fc3e 100644
--- a/sql/item_cmpfunc.h
+++ b/sql/item_cmpfunc.h
@@ -640,6 +640,7 @@ public:
 class Item_func_coalesce :public Item_func_numhybrid
 {
 protected:
+  enum_field_types cached_field_type;
   Item_func_coalesce(Item *a, Item *b) :Item_func_numhybrid(a, b) {}
 public:
   Item_func_coalesce(List<Item> &list) :Item_func_numhybrid(list) {}
@@ -652,13 +653,13 @@ public:
   enum Item_result result_type () const { return hybrid_type; }
   const char *func_name() const { return "coalesce"; }
   table_map not_null_tables() const { return 0; }
+  enum_field_types field_type() const { return cached_field_type; }
 };
 
 
 class Item_func_ifnull :public Item_func_coalesce
 {
 protected:
-  enum_field_types cached_field_type;
   bool field_type_defined;
 public:
   Item_func_ifnull(Item *a, Item *b) :Item_func_coalesce(a,b) {}
@@ -677,6 +678,7 @@ public:
 class Item_func_if :public Item_func
 {
   enum Item_result cached_result_type;
+  enum_field_types cached_field_type;
 public:
   Item_func_if(Item *a,Item *b,Item *c)
     :Item_func(a,b,c), cached_result_type(INT_RESULT)
@@ -686,6 +688,7 @@ public:
   String *val_str(String *str);
   my_decimal *val_decimal(my_decimal *);
   enum Item_result result_type () const { return cached_result_type; }
+  enum_field_types field_type() const { return cached_field_type; }
   bool fix_fields(THD *, Item **);
   void fix_length_and_dec();
   uint decimal_precision() const;
@@ -713,6 +716,7 @@ public:
   bool is_null();
 };
 
+
 /* Functions to handle the optimized IN */
 
 
@@ -1104,6 +1108,7 @@ class Item_func_case :public Item_func
   uint ncases;
   Item_result cmp_type;
   DTCollation cmp_collation;
+  enum_field_types cached_field_type;
   cmp_item *cmp_items[5]; /* For all result types */
   cmp_item *case_item;
 public:
@@ -1134,6 +1139,7 @@ public:
   uint decimal_precision() const;
   table_map not_null_tables() const { return 0; }
   enum Item_result result_type () const { return cached_result_type; }
+  enum_field_types field_type() const { return cached_field_type; }
   const char *func_name() const { return "case"; }
   void print(String *str);
   Item *find_item(String *str);
@@ -1442,6 +1448,7 @@ public:
   Item *transform(Item_transformer transformer, uchar *arg);
   void traverse_cond(Cond_traverser, void *arg, traverse_order order);
   void neg_arguments(THD *thd);
+  enum_field_types field_type() const { return MYSQL_TYPE_LONGLONG; }
   bool subst_argument_checker(uchar **arg) { return TRUE; }
   Item *compile(Item_analyzer analyzer, uchar **arg_p,
                 Item_transformer transformer, uchar *arg_t);
diff --git a/sql/item_func.cc b/sql/item_func.cc
index efc42c1b73f..057f86ac230 100644
--- a/sql/item_func.cc
+++ b/sql/item_func.cc
@@ -1377,7 +1377,11 @@ longlong Item_func_int_div::val_int()
 
 void Item_func_int_div::fix_length_and_dec()
 {
-  max_length=args[0]->max_length - args[0]->decimals;
+  Item_result argtype= args[0]->result_type();
+  /* use precision ony for the data type it is applicable for and valid */
+  max_length=args[0]->max_length -
+    (argtype == DECIMAL_RESULT || argtype == INT_RESULT ?
+     args[0]->decimals : 0);
   maybe_null=1;
   unsigned_flag=args[0]->unsigned_flag | args[1]->unsigned_flag;
 }
@@ -2238,6 +2242,7 @@ void Item_func_min_max::fix_length_and_dec()
   else if ((cmp_type == DECIMAL_RESULT) || (cmp_type == INT_RESULT))
     max_length= my_decimal_precision_to_length(max_int_part+decimals, decimals,
                                             unsigned_flag);
+  cached_field_type= agg_field_type(args, arg_count);
 }
 
 
diff --git a/sql/item_func.h b/sql/item_func.h
index ea22e35773d..c22eb9b9cd9 100644
--- a/sql/item_func.h
+++ b/sql/item_func.h
@@ -436,6 +436,7 @@ public:
   longlong int_op();
   my_decimal *decimal_op(my_decimal *);
   const char *func_name() const { return "-"; }
+  virtual bool basic_const_item() const { return args[0]->basic_const_item(); }
   void fix_length_and_dec();
   void fix_num_length_and_dec();
   uint decimal_precision() const { return args[0]->decimal_precision(); }
@@ -699,7 +700,8 @@ class Item_func_min_max :public Item_func
   /* An item used for issuing warnings while string to DATETIME conversion. */
   Item *datetime_item;
   THD *thd;
-
+protected:
+  enum_field_types cached_field_type;
 public:
   Item_func_min_max(List<Item> &list,int cmp_sign_arg) :Item_func(list),
     cmp_type(INT_RESULT), cmp_sign(cmp_sign_arg), compare_as_dates(FALSE),
@@ -712,6 +714,7 @@ public:
   enum Item_result result_type () const { return cmp_type; }
   bool result_as_longlong() { return compare_as_dates; };
   uint cmp_datetimes(ulonglong *value);
+  enum_field_types field_type() const { return cached_field_type; }
 };
 
 class Item_func_min :public Item_func_min_max
@@ -754,6 +757,8 @@ public:
     collation= args[0]->collation;
     max_length= args[0]->max_length;
     decimals=args[0]->decimals; 
+    /* The item could be a NULL constant. */
+    null_value= args[0]->null_value;
   }
 };
 
diff --git a/sql/item_timefunc.cc b/sql/item_timefunc.cc
index 300d0788f55..59e1777f542 100644
--- a/sql/item_timefunc.cc
+++ b/sql/item_timefunc.cc
@@ -3239,7 +3239,7 @@ void Item_func_str_to_date::fix_length_and_dec()
   String format_str(format_buff, sizeof(format_buff), &my_charset_bin), *format;
   maybe_null= 1;
   decimals=0;
-  cached_field_type= MYSQL_TYPE_STRING;
+  cached_field_type= MYSQL_TYPE_DATETIME;
   max_length= MAX_DATETIME_FULL_WIDTH*MY_CHARSET_BIN_MB_MAXLEN;
   cached_timestamp_type= MYSQL_TIMESTAMP_NONE;
   format= args[1]->val_str(&format_str);
diff --git a/sql/item_timefunc.h b/sql/item_timefunc.h
index 36556269d07..4c335ca85b1 100644
--- a/sql/item_timefunc.h
+++ b/sql/item_timefunc.h
@@ -938,7 +938,10 @@ class Item_func_maketime :public Item_str_timefunc
 {
 public:
   Item_func_maketime(Item *a, Item *b, Item *c)
-    :Item_str_timefunc(a, b ,c) {}
+    :Item_str_timefunc(a, b, c) 
+  {
+    maybe_null= TRUE;
+  }
   String *val_str(String *str);
   const char *func_name() const { return "maketime"; }
 };
@@ -1007,7 +1010,7 @@ class Item_func_str_to_date :public Item_str_func
   bool const_item;
 public:
   Item_func_str_to_date(Item *a, Item *b)
-    :Item_str_func(a, b)
+    :Item_str_func(a, b), const_item(false)
   {}
   String *val_str(String *str);
   bool get_date(MYSQL_TIME *ltime, uint fuzzy_date);
diff --git a/sql/mysql_priv.h b/sql/mysql_priv.h
index 47a42354423..3aaee71bd42 100644
--- a/sql/mysql_priv.h
+++ b/sql/mysql_priv.h
@@ -1673,6 +1673,7 @@ void flush_thread_cache();
 
 /* item_func.cc */
 extern bool check_reserved_words(LEX_STRING *name);
+extern enum_field_types agg_field_type(Item **items, uint nitems);
 
 /* strfunc.cc */
 ulonglong find_set(TYPELIB *lib, const char *x, uint length, CHARSET_INFO *cs,
diff --git a/sql/opt_range.cc b/sql/opt_range.cc
index 5a772501e48..99c28be36b0 100644
--- a/sql/opt_range.cc
+++ b/sql/opt_range.cc
@@ -5053,7 +5053,7 @@ static SEL_TREE *get_func_mm_tree(RANGE_OPT_PARAM *param, Item_func *cond_func,
 
     if (inv)
     {
-      if (func->array->result_type() != ROW_RESULT)
+      if (func->array && func->array->result_type() != ROW_RESULT)
       {
         /*
           We get here for conditions in form "t.key NOT IN (c1, c2, ...)",
diff --git a/sql/protocol.cc b/sql/protocol.cc
index 2ed241c4c98..839109ef964 100644
--- a/sql/protocol.cc
+++ b/sql/protocol.cc
@@ -827,6 +827,7 @@ bool Protocol_text::store(const char *from, size_t length,
 	      field_types[field_pos] == MYSQL_TYPE_DECIMAL ||
               field_types[field_pos] == MYSQL_TYPE_BIT ||
               field_types[field_pos] == MYSQL_TYPE_NEWDECIMAL ||
+              field_types[field_pos] == MYSQL_TYPE_NEWDATE ||
 	      (field_types[field_pos] >= MYSQL_TYPE_ENUM &&
 	       field_types[field_pos] <= MYSQL_TYPE_GEOMETRY));
   field_pos++;
diff --git a/sql/sql_acl.cc b/sql/sql_acl.cc
index 7e017d7d028..41320aa5896 100644
--- a/sql/sql_acl.cc
+++ b/sql/sql_acl.cc
@@ -3991,47 +3991,78 @@ bool check_column_grant_in_table_ref(THD *thd, TABLE_LIST * table_ref,
 }
 
 
-bool check_grant_all_columns(THD *thd, ulong want_access, GRANT_INFO *grant,
-                             const char* db_name, const char *table_name,
-                             Field_iterator *fields)
+/** 
+  @brief check if a query can access a set of columns
+
+  @param  thd  the current thread
+  @param  want_access_arg  the privileges requested
+  @param  fields an iterator over the fields of a table reference.
+  @return Operation status
+    @retval 0 Success
+    @retval 1 Falure
+  @details This function walks over the columns of a table reference 
+   The columns may originate from different tables, depending on the kind of
+   table reference, e.g. join.
+   For each table it will retrieve the grant information and will use it
+   to check the required access privileges for the fields requested from it.
+*/    
+bool check_grant_all_columns(THD *thd, ulong want_access_arg, 
+                             Field_iterator_table_ref *fields)
 {
   Security_context *sctx= thd->security_ctx;
-  GRANT_TABLE *grant_table;
-  GRANT_COLUMN *grant_column;
+  ulong want_access= want_access_arg;
+  const char *table_name= NULL;
 
-  want_access &= ~grant->privilege;
-  if (!want_access)
-    return 0;				// Already checked
+  const char* db_name; 
+  GRANT_INFO *grant;
+  /* Initialized only to make gcc happy */
+  GRANT_TABLE *grant_table= NULL;
 
   rw_rdlock(&LOCK_grant);
 
-  /* reload table if someone has modified any grants */
-
-  if (grant->version != grant_version)
-  {
-    grant->grant_table=
-      table_hash_search(sctx->host, sctx->ip, db_name,
-			sctx->priv_user,
-			table_name, 0);	/* purecov: inspected */
-    grant->version= grant_version;		/* purecov: inspected */
-  }
-  /* The following should always be true */
-  if (!(grant_table= grant->grant_table))
-    goto err;					/* purecov: inspected */
-
   for (; !fields->end_of_fields(); fields->next())
   {
     const char *field_name= fields->name();
-    grant_column= column_hash_search(grant_table, field_name,
-				    (uint) strlen(field_name));
-    if (!grant_column || (~grant_column->rights & want_access))
-      goto err;
+
+    if (table_name != fields->table_name())
+    {
+      table_name= fields->table_name();
+      db_name= fields->db_name();
+      grant= fields->grant();
+      /* get a fresh one for each table */
+      want_access= want_access_arg & ~grant->privilege;
+      if (want_access)
+      {
+        /* reload table if someone has modified any grants */
+        if (grant->version != grant_version)
+        {
+          grant->grant_table=
+            table_hash_search(sctx->host, sctx->ip, db_name,
+                              sctx->priv_user,
+                              table_name, 0);	/* purecov: inspected */
+          grant->version= grant_version;	/* purecov: inspected */
+        }
+
+        grant_table= grant->grant_table;
+        DBUG_ASSERT (grant_table);
+      }
+    }
+
+    if (want_access)
+    {
+      GRANT_COLUMN *grant_column= 
+        column_hash_search(grant_table, field_name,
+                           (uint) strlen(field_name));
+      if (!grant_column || (~grant_column->rights & want_access))
+        goto err;
+    }
   }
   rw_unlock(&LOCK_grant);
   return 0;
 
 err:
   rw_unlock(&LOCK_grant);
+
   char command[128];
   get_privilege_desc(command, sizeof(command), want_access);
   my_error(ER_COLUMNACCESS_DENIED_ERROR, MYF(0),
diff --git a/sql/sql_acl.h b/sql/sql_acl.h
index cba283ec65b..a279c26c2e4 100644
--- a/sql/sql_acl.h
+++ b/sql/sql_acl.h
@@ -244,9 +244,8 @@ bool check_grant_column (THD *thd, GRANT_INFO *grant,
 			 const char *name, uint length, Security_context *sctx);
 bool check_column_grant_in_table_ref(THD *thd, TABLE_LIST * table_ref,
                                      const char *name, uint length);
-bool check_grant_all_columns(THD *thd, ulong want_access, GRANT_INFO *grant,
-                             const char* db_name, const char *table_name,
-                             Field_iterator *fields);
+bool check_grant_all_columns(THD *thd, ulong want_access, 
+                             Field_iterator_table_ref *fields);
 bool check_grant_routine(THD *thd, ulong want_access,
 			 TABLE_LIST *procs, bool is_proc, bool no_error);
 bool check_grant_db(THD *thd,const char *db);
diff --git a/sql/sql_base.cc b/sql/sql_base.cc
index 337fde53dac..387bdfc2f12 100644
--- a/sql/sql_base.cc
+++ b/sql/sql_base.cc
@@ -6553,10 +6553,7 @@ insert_fields(THD *thd, Name_resolution_context *context, const char *db_name,
         !any_privileges)
     {
       field_iterator.set(tables);
-      if (check_grant_all_columns(thd, SELECT_ACL, field_iterator.grant(),
-                                  field_iterator.db_name(),
-                                  field_iterator.table_name(),
-                                  &field_iterator))
+      if (check_grant_all_columns(thd, SELECT_ACL, &field_iterator))
         DBUG_RETURN(TRUE);
     }
 #endif
diff --git a/sql/sql_class.h b/sql/sql_class.h
index 7875870bd1a..95338d7f151 100644
--- a/sql/sql_class.h
+++ b/sql/sql_class.h
@@ -2107,7 +2107,7 @@ class select_insert :public select_result_interceptor {
   ulonglong autoinc_value_of_last_inserted_row; // autogenerated or not
   COPY_INFO info;
   bool insert_into_view;
-
+  bool is_bulk_insert_mode;
   select_insert(TABLE_LIST *table_list_par,
 		TABLE *table_par, List<Item> *fields_par,
 		List<Item> *update_fields, List<Item> *update_values,
diff --git a/sql/sql_insert.cc b/sql/sql_insert.cc
index ebbf4cafb19..0da90083af4 100644
--- a/sql/sql_insert.cc
+++ b/sql/sql_insert.cc
@@ -189,11 +189,9 @@ static int check_insert_fields(THD *thd, TABLE_LIST *table_list,
       return -1;
     }
 #ifndef NO_EMBEDDED_ACCESS_CHECKS
-    Field_iterator_table field_it;
-    field_it.set_table(table);
-    if (check_grant_all_columns(thd, INSERT_ACL, &table->grant,
-                                table->s->db.str, table->s->table_name.str,
-                                &field_it))
+    Field_iterator_table_ref field_it;
+    field_it.set(table_list);
+    if (check_grant_all_columns(thd, INSERT_ACL, &field_it))
       return -1;
 #endif
     clear_timestamp_auto_bits(table->timestamp_field_type,
@@ -2778,7 +2776,8 @@ select_insert::select_insert(TABLE_LIST *table_list_par, TABLE *table_par,
                              bool ignore_check_option_errors)
   :table_list(table_list_par), table(table_par), fields(fields_par),
    autoinc_value_of_last_inserted_row(0),
-   insert_into_view(table_list_par && table_list_par->view != 0)
+   insert_into_view(table_list_par && table_list_par->view != 0),
+   is_bulk_insert_mode(FALSE)
 {
   bzero((char*) &info,sizeof(info));
   info.handle_duplicates= duplic;
@@ -2964,8 +2963,11 @@ int select_insert::prepare2(void)
 {
   DBUG_ENTER("select_insert::prepare2");
   if (thd->lex->current_select->options & OPTION_BUFFER_RESULT &&
-      !thd->prelocked_mode)
+      !thd->prelocked_mode && !is_bulk_insert_mode)
+  {
     table->file->ha_start_bulk_insert((ha_rows) 0);
+    is_bulk_insert_mode= TRUE;
+  }
   DBUG_RETURN(0);
 }
 
@@ -3084,6 +3086,7 @@ bool select_insert::send_eof()
                        trans_table, table->file->table_type()));
 
   error= (!thd->prelocked_mode) ? table->file->ha_end_bulk_insert():0;
+  is_bulk_insert_mode= FALSE;
   table->file->extra(HA_EXTRA_NO_IGNORE_DUP_KEY);
   table->file->extra(HA_EXTRA_WRITE_CANNOT_REPLACE);
 
@@ -3307,7 +3310,10 @@ static TABLE *create_table_from_items(THD *thd, HA_CREATE_INFO *create_info,
     Create_field *cr_field;
     Field *field, *def_field;
     if (item->type() == Item::FUNC_ITEM)
-      field= item->tmp_table_field(&tmp_table);
+      if (item->result_type() != STRING_RESULT)
+        field= item->tmp_table_field(&tmp_table);
+      else
+        field= item->tmp_table_field_from_field_type(&tmp_table, 0);
     else
       field= create_tmp_field(thd, &tmp_table, item, item->type(),
                               (Item ***) 0, &tmp_field, &def_field, 0, 0, 0, 0,
@@ -3518,7 +3524,10 @@ select_create::prepare(List<Item> &values, SELECT_LEX_UNIT *u)
   if (info.handle_duplicates == DUP_UPDATE)
     table->file->extra(HA_EXTRA_INSERT_WITH_UPDATE);
   if (!thd->prelocked_mode)
+  {
     table->file->ha_start_bulk_insert((ha_rows) 0);
+    is_bulk_insert_mode= TRUE;
+  }
   thd->abort_on_warning= (!info.ignore &&
                           (thd->variables.sql_mode &
                            (MODE_STRICT_TRANS_TABLES |
diff --git a/sql/sql_lex.h b/sql/sql_lex.h
index 08104769704..d866dde50ef 100644
--- a/sql/sql_lex.h
+++ b/sql/sql_lex.h
@@ -259,6 +259,8 @@ public:
     key_name.str= str;
     key_name.length= length;
   }
+
+  void print(THD *thd, String *str);
 }; 
 
 /* 
diff --git a/sql/sql_parse.cc b/sql/sql_parse.cc
index ae347bebb47..4204e9ec881 100644
--- a/sql/sql_parse.cc
+++ b/sql/sql_parse.cc
@@ -5766,7 +5766,12 @@ TABLE_LIST *st_select_lex::add_table_to_list(THD *thd,
     ST_SCHEMA_TABLE *schema_table= find_schema_table(thd, ptr->table_name);
     if (!schema_table ||
         (schema_table->hidden && 
-         (sql_command_flags[lex->sql_command] & CF_STATUS_COMMAND) == 0))
+         ((sql_command_flags[lex->sql_command] & CF_STATUS_COMMAND) == 0 || 
+          /*
+            this check is used for show columns|keys from I_S hidden table
+          */
+          lex->sql_command == SQLCOM_SHOW_FIELDS ||
+          lex->sql_command == SQLCOM_SHOW_KEYS)))
     {
       my_error(ER_UNKNOWN_TABLE, MYF(0),
                ptr->table_name, INFORMATION_SCHEMA_NAME.str);
diff --git a/sql/sql_repl.cc b/sql/sql_repl.cc
index a6e52c05219..0249af147b0 100644
--- a/sql/sql_repl.cc
+++ b/sql/sql_repl.cc
@@ -1651,6 +1651,9 @@ static int show_slave_skip_errors(THD *thd, SHOW_VAR *var, char *buff);
 
 static SHOW_VAR fixed_vars[]= {
   {"log_slave_updates",       (char*) &opt_log_slave_updates,       SHOW_MY_BOOL},
+  {"relay_log" , (char*) &opt_relay_logname, SHOW_CHAR_PTR},
+  {"relay_log_index", (char*) &opt_relaylog_index_name, SHOW_CHAR_PTR},
+  {"relay_log_info_file", (char*) &relay_log_info_file, SHOW_CHAR_PTR},
   {"relay_log_space_limit",   (char*) &relay_log_space_limit,       SHOW_LONGLONG},
   {"slave_load_tmpdir",       (char*) &slave_load_tmpdir,           SHOW_CHAR_PTR},
   {"slave_skip_errors",       (char*) &show_slave_skip_errors,      SHOW_FUNC},
diff --git a/sql/sql_select.cc b/sql/sql_select.cc
index b77bb719e1e..5f516f5e21c 100644
--- a/sql/sql_select.cc
+++ b/sql/sql_select.cc
@@ -1695,7 +1695,7 @@ JOIN::exec()
 	  test_if_skip_sort_order(&join_tab[const_tables], order,
 				  select_limit, 0, 
                                   &join_tab[const_tables].table->
-                                    keys_in_use_for_order_by))))
+                                    keys_in_use_for_query))))
       order=0;
     having= tmp_having;
     select_describe(this, need_tmp,
@@ -12614,6 +12614,8 @@ find_field_in_item_list (Field *field, void *data)
   If we can use an index, the JOIN_TAB / tab->select struct
   is changed to use the index.
 
+  The index must cover all fields in <order>, or it will not be considered.
+
   Return:
      0 We have to use filesort to do the sorting
      1 We can use an index.
@@ -12773,12 +12775,6 @@ test_if_skip_sort_order(JOIN_TAB *tab,ORDER *order,ha_rows select_limit,
     LINT_INIT(best_key_direction);
     LINT_INIT(best_records); 
 
-    /* 
-      filesort() and join cache are usually faster than reading in 
-      index order and not using join cache
-    */
-    if (tab->type == JT_ALL && tab->join->tables > tab->join->const_tables + 1)
-      DBUG_RETURN(0);
     /*
       If not used with LIMIT, only use keys if the whole query can be
       resolved with a key;  This is because filesort() is usually faster than
@@ -12786,6 +12782,12 @@ test_if_skip_sort_order(JOIN_TAB *tab,ORDER *order,ha_rows select_limit,
     */
     if (select_limit >= table_records)
     {
+      /* 
+        filesort() and join cache are usually faster than reading in 
+        index order and not using join cache
+        */
+      if (tab->type == JT_ALL && tab->join->tables > tab->join->const_tables + 1)
+        DBUG_RETURN(0);
       keys= *table->file->keys_to_use_for_scanning();
       keys.merge(table->covering_keys);
 
@@ -14798,6 +14800,9 @@ change_to_use_tmp_fields(THD *thd, Item **ref_pointer_array,
 	  item_field= (Item*) new Item_field(field);
 	if (!item_field)
 	  DBUG_RETURN(TRUE);                    // Fatal error
+
+        if (item->real_item()->type() != Item::FIELD_ITEM)
+          field->orig_table= 0;
 	item_field->name= item->name;
         if (item->type() == Item::REF_ITEM)
         {
@@ -16043,6 +16048,43 @@ static void print_join(THD *thd, String *str, List<TABLE_LIST> *tables)
 }
 
 
+/**
+  @brief Print an index hint
+
+  @details Prints out the USE|FORCE|IGNORE index hint.
+
+  @param      thd         the current thread
+  @param[out] str         appends the index hint here
+  @param      hint        what the hint is (as string : "USE INDEX"|
+                          "FORCE INDEX"|"IGNORE INDEX")
+  @param      hint_length the length of the string in 'hint'
+  @param      indexes     a list of index names for the hint
+*/
+
+void 
+Index_hint::print(THD *thd, String *str)
+{
+  switch (type)
+  {
+    case INDEX_HINT_IGNORE: str->append(STRING_WITH_LEN("IGNORE INDEX")); break;
+    case INDEX_HINT_USE:    str->append(STRING_WITH_LEN("USE INDEX")); break;
+    case INDEX_HINT_FORCE:  str->append(STRING_WITH_LEN("FORCE INDEX")); break;
+  }
+  str->append (STRING_WITH_LEN(" ("));
+  if (key_name.length)
+  {
+    if (thd && !my_strnncoll(system_charset_info,
+                             (const uchar *)key_name.str, key_name.length, 
+                             (const uchar *)primary_key_name, 
+                             strlen(primary_key_name)))
+      str->append(primary_key_name);
+    else
+      append_identifier(thd, str, key_name.str, key_name.length);
+  }
+  str->append(')');
+}
+
+
 /*
   Print table as it should be in join list
 
@@ -16110,6 +16152,18 @@ void TABLE_LIST::print(THD *thd, String *str)
       str->append(' ');
       append_identifier(thd, str, alias, strlen(alias));
     }
+
+    if (index_hints)
+    {
+      List_iterator<Index_hint> it(*index_hints);
+      Index_hint *hint;
+
+      while ((hint= it++))
+      {
+        str->append (STRING_WITH_LEN(" "));
+        hint->print (thd, str);
+      }
+    }
   }
 }
 
diff --git a/sql/sql_show.cc b/sql/sql_show.cc
index f7813b73089..cc0cda42321 100644
--- a/sql/sql_show.cc
+++ b/sql/sql_show.cc
@@ -3339,7 +3339,8 @@ int fill_schema_schemata(THD *thd, TABLE_LIST *tables, COND *cond)
   /*
     If we have lookup db value we should check that the database exists
   */
-  if(lookup_field_vals.db_value.str && !lookup_field_vals.wild_db_value)
+  if(lookup_field_vals.db_value.str && !lookup_field_vals.wild_db_value &&
+     !with_i_schema)
   {
     char path[FN_REFLEN+16];
     uint path_len;
diff --git a/sql/sql_view.cc b/sql/sql_view.cc
index 56d50761d95..6e27af63e8a 100644
--- a/sql/sql_view.cc
+++ b/sql/sql_view.cc
@@ -223,9 +223,6 @@ bool mysql_create_view(THD *thd, TABLE_LIST *views,
 {
   LEX *lex= thd->lex;
   bool link_to_local;
-#ifndef NO_EMBEDDED_ACCESS_CHECKS
-  bool definer_check_is_needed= mode != VIEW_ALTER || lex->definer;
-#endif
   /* first table in list is target VIEW name => cut off it */
   TABLE_LIST *view= lex->unlink_first_table(&link_to_local);
   TABLE_LIST *tables= lex->query_tables;
@@ -280,7 +277,7 @@ bool mysql_create_view(THD *thd, TABLE_LIST *views,
       - same as current user
       - current user has SUPER_ACL
   */
-  if (definer_check_is_needed &&
+  if (lex->definer &&
       (strcmp(lex->definer->user.str, thd->security_ctx->priv_user) != 0 ||
        my_strcasecmp(system_charset_info,
                      lex->definer->host.str,
@@ -672,7 +669,7 @@ static File_option view_parameters[]=
   FILE_OPTIONS_STRING},
  {{(char*) STRING_WITH_LEN("view_body_utf8")},
   my_offsetof(TABLE_LIST, view_body_utf8),
-  FILE_OPTIONS_STRING},
+  FILE_OPTIONS_ESTRING},
  {{NullS, 0},			0,
   FILE_OPTIONS_STRING}
 };
@@ -953,6 +950,12 @@ bool mysql_make_view(THD *thd, File_parser *parser, TABLE_LIST *table,
     DBUG_RETURN(0);
   }
 
+  if (table->index_hints && table->index_hints->elements)
+  {
+      my_error(ER_WRONG_USAGE, MYF(0), "index hints", "VIEW");
+      DBUG_RETURN(TRUE);
+  }
+
   /* check loop via view definition */
   for (TABLE_LIST *precedent= table->referencing_view;
        precedent;
diff --git a/storage/myisam/rt_index.c b/storage/myisam/rt_index.c
index 63ed60586d6..25f9d7c19e4 100644
--- a/storage/myisam/rt_index.c
+++ b/storage/myisam/rt_index.c
@@ -483,15 +483,16 @@ static uchar *rtree_pick_key(MI_INFO *info, MI_KEYDEF *keyinfo, uchar *key,
 			     uint key_length, uchar *page_buf, uint nod_flag)
 {
   double increase;
-  double best_incr = DBL_MAX;
+  double best_incr;
   double area;
   double best_area;
-  uchar *best_key;
+  uchar *best_key= NULL;
   uchar *k = rt_PAGE_FIRST_KEY(page_buf, nod_flag);
   uchar *last = rt_PAGE_END(page_buf);
 
   LINT_INIT(best_area);
   LINT_INIT(best_key);
+  LINT_INIT(best_incr);
 
   for (; k < last; k = rt_PAGE_NEXT_KEY(k, key_length, nod_flag))
   {
@@ -500,22 +501,13 @@ static uchar *rtree_pick_key(MI_INFO *info, MI_KEYDEF *keyinfo, uchar *key,
                                         &area)) == -1.0)
       return NULL;
     /* The following should be safe, even if we compare doubles */
-    if (increase < best_incr)
+    if (!best_key || increase < best_incr ||
+        ((increase == best_incr) && (area < best_area)))
     {
       best_key = k;
       best_area = area;
       best_incr = increase;
     }
-    else
-    {
-      /* The following should be safe, even if we compare doubles */
-      if ((increase == best_incr) && (area < best_area))
-      {
-        best_key = k;
-        best_area = area;
-        best_incr = increase;
-      }
-    }
   }
   return best_key;
 }
diff --git a/storage/myisam/rt_mbr.c b/storage/myisam/rt_mbr.c
index 1855e24feb0..deca23bbec7 100644
--- a/storage/myisam/rt_mbr.c
+++ b/storage/myisam/rt_mbr.c
@@ -523,7 +523,10 @@ double rtree_overlapping_area(HA_KEYSEG *keyseg, uchar* a, uchar* b,
 }
 
 /*
-Calculates MBR_AREA(a+b) - MBR_AREA(a)
+  Calculates MBR_AREA(a+b) - MBR_AREA(a)
+  Note: when 'a' and 'b' objects are far from each other,
+  the area increase can be really big, so this function
+  can return 'inf' as a result.
 */
 double rtree_area_increase(HA_KEYSEG *keyseg, uchar* a, uchar* b, 
                           uint key_length, double *ab_area)
diff --git a/tests/mysql_client_test.c b/tests/mysql_client_test.c
index 7f0289d93db..267b8aff699 100644
--- a/tests/mysql_client_test.c
+++ b/tests/mysql_client_test.c
@@ -15999,7 +15999,7 @@ static void test_bug21635()
   char *query_end;
   MYSQL_RES *result;
   MYSQL_FIELD *field;
-  unsigned int field_count, i;
+  unsigned int field_count, i, j;
   int rc;
 
   DBUG_ENTER("test_bug21635");
@@ -16015,30 +16015,39 @@ static void test_bug21635()
   myquery(rc);
   rc= mysql_query(mysql, "CREATE TABLE t1 (i INT)");
   myquery(rc);
-  rc= mysql_query(mysql, "INSERT INTO t1 VALUES (1)");
-  myquery(rc);
+  /*
+    We need this loop to ensure correct behavior with both constant and
+    non-constant tables.
+  */
+  for (j= 0; j < 2 ; j++)
+  {
+    rc= mysql_query(mysql, "INSERT INTO t1 VALUES (1)");
+    myquery(rc);
 
-  rc= mysql_real_query(mysql, query, query_end - query);
-  myquery(rc);
+    rc= mysql_real_query(mysql, query, query_end - query);
+    myquery(rc);
 
-  result= mysql_use_result(mysql);
-  DIE_UNLESS(result);
+    result= mysql_use_result(mysql);
+    DIE_UNLESS(result);
 
   field_count= mysql_field_count(mysql);
   for (i= 0; i < field_count; ++i)
   {
     field= mysql_fetch_field_direct(result, i);
     if (!opt_silent)
-      printf("%s -> %s ... ", expr[i * 2], field->name);
+      if (!opt_silent)
+        printf("%s -> %s ... ", expr[i * 2], field->name);
     fflush(stdout);
     DIE_UNLESS(field->db[0] == 0 && field->org_table[0] == 0 &&
                field->table[0] == 0 && field->org_name[0] == 0);
     DIE_UNLESS(strcmp(field->name, expr[i * 2 + 1]) == 0);
     if (!opt_silent)
-      puts("OK");
+      if (!opt_silent)
+        puts("OK");
   }
 
-  mysql_free_result(result);
+    mysql_free_result(result);
+  }
   rc= mysql_query(mysql, "DROP TABLE t1");
   myquery(rc);