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f095274fe8
BitKeeper/etc/ignore: auto-union BitKeeper/etc/logging_ok: auto-union BitKeeper/triggers/post-commit: Auto merged Docs/Support/texi2html: Auto merged Makefile.am: Auto merged client/Makefile.am: Auto merged client/mysql.cc: Auto merged client/mysqldump.c: Auto merged include/my_base.h: Auto merged include/my_global.h: Auto merged include/my_pthread.h: Auto merged include/my_sys.h: Auto merged include/my_time.h: Auto merged include/mysql.h: Auto merged include/mysql_com.h: Auto merged innobase/buf/buf0buf.c: Auto merged innobase/include/row0mysql.h: Auto merged innobase/row/row0sel.c: Auto merged libmysql/libmysql.c: Auto merged libmysqld/examples/Makefile.am: Auto merged myisam/mi_check.c: Auto merged mysql-test/include/ps_modify.inc: Auto merged mysql-test/install_test_db.sh: Auto merged mysql-test/r/alter_table.result: Auto merged mysql-test/r/auto_increment.result: Auto merged mysql-test/r/bdb.result: Auto merged mysql-test/r/ctype_latin1_de.result: Auto merged mysql-test/r/ctype_recoding.result: Auto merged mysql-test/r/fulltext.result: Auto merged mysql-test/r/func_gconcat.result: Auto merged mysql-test/r/func_group.result: Auto merged mysql-test/r/func_if.result: Auto merged mysql-test/t/derived.test: Auto merged mysql-test/t/insert.test: merge with 4.1 Fixed test case to not use 'if exists' when it shouldn't mysql-test/t/range.test: merge with 4.1 Added missing drop table sql/ha_ndbcluster.cc: merge with 4.1 Simple optimization: use max() instead of ? : sql/item_func.cc: merge with 4.1 (Added back old variable names for easier merges) sql/opt_range.cc: merge with 4.1 Removed argument 'parent_alloc' from QUICK_RANGE_SELECT as this was not used Added assert if using QUICK_GROUP_MIN_MAX_SELECT with parent_alloc as the init() function can't handle this Changed back get_quick_select_for_ref() to use it's own alloc root becasue this function may be called several times for one query sql/sql_handler.cc: merge with 4.1 change variable 'err' to 'error' as same function had a label named 'err' sql/sql_update.cc: Use multi-update code from 5.0 instead of 4.1 We will fix the locking code shortly in 5.0 to be faster than in 4.1
344 lines
6.9 KiB
Plaintext
344 lines
6.9 KiB
Plaintext
drop table if exists t1;
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drop table if exists t2;
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SET SQL_WARNINGS=1;
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create table t1 (a int not null auto_increment,b int, primary key (a)) engine=myisam auto_increment=3;
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insert into t1 values (1,1),(NULL,3),(NULL,4);
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delete from t1 where a=4;
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insert into t1 values (NULL,5),(NULL,6);
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select * from t1;
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a b
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1 1
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3 3
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5 5
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6 6
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delete from t1 where a=6;
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replace t1 values (3,1);
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ALTER TABLE t1 add c int;
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replace t1 values (3,3,3);
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insert into t1 values (NULL,7,7);
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update t1 set a=8,b=b+1,c=c+1 where a=7;
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insert into t1 values (NULL,9,9);
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select * from t1;
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a b c
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1 1 NULL
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3 3 3
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5 5 NULL
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8 8 8
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9 9 9
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drop table t1;
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create table t1 (
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skey tinyint unsigned NOT NULL auto_increment PRIMARY KEY,
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sval char(20)
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);
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insert into t1 values (NULL, "hello");
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insert into t1 values (NULL, "hey");
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select * from t1;
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skey sval
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1 hello
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2 hey
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select _rowid,t1._rowid,skey,sval from t1;
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_rowid _rowid skey sval
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1 1 1 hello
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2 2 2 hey
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drop table t1;
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create table t1 (a char(10) not null, b int not null auto_increment, primary key(a,b));
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insert into t1 values ("a",1),("b",2),("a",2),("c",1);
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insert into t1 values ("a",NULL),("b",NULL),("c",NULL),("e",NULL);
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insert into t1 (a) values ("a"),("b"),("c"),("d");
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insert into t1 (a) values ('k'),('d');
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insert into t1 (a) values ("a");
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insert into t1 values ("d",last_insert_id());
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select * from t1;
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a b
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a 1
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a 2
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a 3
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a 4
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a 5
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b 2
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b 3
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b 4
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c 1
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c 2
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c 3
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d 1
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d 2
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d 5
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e 1
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k 1
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drop table t1;
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create table t1 (ordid int(8) not null auto_increment, ord varchar(50) not null, primary key (ordid), index(ord,ordid));
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insert into t1 (ordid,ord) values (NULL,'sdj'),(NULL,'sdj');
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select * from t1;
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ordid ord
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1 sdj
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2 sdj
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drop table t1;
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create table t1 (ordid int(8) not null auto_increment, ord varchar(50) not null, primary key (ord,ordid));
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insert into t1 values (NULL,'sdj'),(NULL,'sdj'),(NULL,"abc"),(NULL,'abc'),(NULL,'zzz'),(NULL,'sdj'),(NULL,'abc');
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select * from t1;
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ordid ord
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1 abc
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2 abc
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3 abc
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1 sdj
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2 sdj
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3 sdj
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1 zzz
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drop table t1;
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create table t1 (sid char(5), id int(2) NOT NULL auto_increment, key(sid, id));
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create table t2 (sid char(20), id int(2));
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insert into t2 values ('skr',NULL),('skr',NULL),('test',NULL);
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insert into t1 select * from t2;
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select * from t1;
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sid id
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skr 1
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skr 2
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test 1
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drop table t1,t2;
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create table t1 (a int not null primary key auto_increment);
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insert into t1 values (0);
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update t1 set a=0;
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select * from t1;
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a
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0
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check table t1;
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Table Op Msg_type Msg_text
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test.t1 check warning Found row where the auto_increment column has the value 0
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test.t1 check status OK
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drop table t1;
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create table t1 (a int not null auto_increment primary key);
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insert into t1 values (NULL);
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insert into t1 values (-1);
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select last_insert_id();
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last_insert_id()
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1
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insert into t1 values (NULL);
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select * from t1;
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a
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-1
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1
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2
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drop table t1;
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create table t1 (a int not null auto_increment primary key) /*!40102 engine=heap */;
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insert into t1 values (NULL);
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insert into t1 values (-1);
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select last_insert_id();
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last_insert_id()
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1
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insert into t1 values (NULL);
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select * from t1;
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a
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1
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-1
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2
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drop table t1;
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create table t1 (i tinyint unsigned not null auto_increment primary key);
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insert into t1 set i = 254;
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insert into t1 set i = null;
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select last_insert_id();
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last_insert_id()
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255
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explain extended select last_insert_id();
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE NULL NULL NULL NULL NULL NULL NULL No tables used
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Warnings:
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Note 1003 select sql_no_cache last_insert_id() AS `last_insert_id()`
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insert into t1 set i = 254;
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ERROR 23000: Duplicate entry '254' for key 1
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select last_insert_id();
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last_insert_id()
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255
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insert into t1 set i = null;
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ERROR 23000: Duplicate entry '255' for key 1
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select last_insert_id();
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last_insert_id()
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0
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drop table t1;
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create table t1 (i tinyint unsigned not null auto_increment, key (i));
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insert into t1 set i = 254;
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insert into t1 set i = null;
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select last_insert_id();
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last_insert_id()
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255
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insert into t1 set i = null;
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Warnings:
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Warning 1264 Out of range value adjusted for column 'i' at row 1
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select last_insert_id();
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last_insert_id()
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255
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drop table t1;
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create table t1 (i tinyint unsigned not null auto_increment primary key, b int, unique (b));
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insert into t1 values (NULL, 10);
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select last_insert_id();
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last_insert_id()
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1
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insert into t1 values (NULL, 15);
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select last_insert_id();
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last_insert_id()
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2
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insert into t1 values (NULL, 10);
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ERROR 23000: Duplicate entry '10' for key 2
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select last_insert_id();
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last_insert_id()
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0
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drop table t1;
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create table t1(a int auto_increment,b int null,primary key(a));
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SET SQL_MODE=NO_AUTO_VALUE_ON_ZERO;
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insert into t1(a,b)values(NULL,1);
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insert into t1(a,b)values(200,2);
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insert into t1(a,b)values(0,3);
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insert into t1(b)values(4);
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insert into t1(b)values(5);
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insert into t1(b)values(6);
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insert into t1(b)values(7);
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select * from t1 order by b;
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a b
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1 1
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200 2
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0 3
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201 4
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202 5
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203 6
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204 7
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alter table t1 modify b mediumint;
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select * from t1 order by b;
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a b
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1 1
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200 2
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0 3
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201 4
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202 5
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203 6
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204 7
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create table t2 (a int);
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insert t2 values (1),(2);
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alter table t2 add b int auto_increment primary key;
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select * from t2;
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a b
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1 1
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2 2
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drop table t2;
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delete from t1 where a=0;
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update t1 set a=0 where b=5;
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select * from t1 order by b;
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a b
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1 1
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200 2
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201 4
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0 5
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203 6
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204 7
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delete from t1 where a=0;
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update t1 set a=NULL where b=6;
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Warnings:
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Warning 1263 Column set to default value; NULL supplied to NOT NULL column 'a' at row 4
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update t1 set a=300 where b=7;
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SET SQL_MODE='';
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insert into t1(a,b)values(NULL,8);
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insert into t1(a,b)values(400,9);
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insert into t1(a,b)values(0,10);
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insert into t1(b)values(11);
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insert into t1(b)values(12);
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insert into t1(b)values(13);
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insert into t1(b)values(14);
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select * from t1 order by b;
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a b
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1 1
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200 2
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201 4
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0 6
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300 7
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301 8
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400 9
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401 10
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402 11
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403 12
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404 13
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405 14
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delete from t1 where a=0;
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update t1 set a=0 where b=12;
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select * from t1 order by b;
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a b
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1 1
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200 2
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201 4
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300 7
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301 8
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400 9
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401 10
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402 11
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0 12
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404 13
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405 14
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delete from t1 where a=0;
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update t1 set a=NULL where b=13;
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Warnings:
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Warning 1263 Column set to default value; NULL supplied to NOT NULL column 'a' at row 9
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update t1 set a=500 where b=14;
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select * from t1 order by b;
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a b
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1 1
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200 2
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201 4
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300 7
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301 8
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400 9
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401 10
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402 11
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0 13
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500 14
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drop table t1;
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create table t1 (a bigint);
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insert into t1 values (1), (2), (3), (NULL), (NULL);
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alter table t1 modify a bigint not null auto_increment primary key;
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select * from t1;
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a
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1
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2
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3
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4
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5
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drop table t1;
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create table t1 (a bigint);
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insert into t1 values (1), (2), (3), (0), (0);
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alter table t1 modify a bigint not null auto_increment primary key;
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select * from t1;
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a
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1
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2
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3
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4
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5
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drop table t1;
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create table t1 (a bigint);
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insert into t1 values (0), (1), (2), (3);
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set sql_mode=NO_AUTO_VALUE_ON_ZERO;
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alter table t1 modify a bigint not null auto_increment primary key;
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set sql_mode= '';
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select * from t1;
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a
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0
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1
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2
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3
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drop table t1;
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create table t1 (a int auto_increment primary key , b int null);
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set sql_mode=NO_AUTO_VALUE_ON_ZERO;
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insert into t1 values (0,1),(1,2),(2,3);
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select * from t1;
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a b
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0 1
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1 2
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2 3
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set sql_mode= '';
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alter table t1 modify b varchar(255);
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insert into t1 values (0,4);
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select * from t1;
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a b
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0 1
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1 2
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2 3
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3 4
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drop table t1;
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