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70 lines
2.7 KiB
Text
70 lines
2.7 KiB
Text
drop table if exists t1,t2;
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create table t1 (b char(0));
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insert into t1 values (""),(null);
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select * from t1;
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b
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NULL
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drop table if exists t1;
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create table t1 (b char(0) not null);
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create table if not exists t1 (b char(0) not null);
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insert into t1 values (""),(null);
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select * from t1;
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b
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drop table if exists t1;
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create table t2 type=heap select * from t1;
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Table 'test.t1' doesn't exist
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create table t2 select auto+1 from t1;
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Table 'test.t1' doesn't exist
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drop table if exists t1,t2;
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create table t1 (b char(0) not null, index(b));
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The used table handler can't index column 'b'
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create table t1 (a int not null auto_increment,primary key (a)) type=heap;
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The used table type doesn't support AUTO_INCREMENT columns
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create table t1 (a int not null,b text) type=heap;
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The used table type doesn't support BLOB/TEXT columns
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create table t1 (a int ,primary key(a)) type=heap;
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All parts of a PRIMARY KEY must be NOT NULL; If you need NULL in a key, use UNIQUE instead
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drop table if exists t1;
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create table t1 (ordid int(8) not null auto_increment, ord varchar(50) not null, primary key (ord,ordid)) type=heap;
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The used table type doesn't support AUTO_INCREMENT columns
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create table t1 (ordid int(8), primary key (ordid));
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All parts of a PRIMARY KEY must be NOT NULL; If you need NULL in a key, use UNIQUE instead
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create table not_existing_database.test (a int);
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Got one of the listed errors
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create table `a/a` (a int);
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Incorrect table name 'a/a'
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create table `aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa` (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa int);
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Incorrect table name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'
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create table a (`aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa` int);
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Identifier name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' is too long
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create table 1ea10 (1a20 int,1e int);
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insert into 1ea10 values(1,1);
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select 1ea10.1a20,1e+ 1e+10 from 1ea10;
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1a20 1e+ 1e+10
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1 10000000001
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drop table 1ea10;
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create table t1 (t1.index int);
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drop table t1;
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drop database if exists test_$1;
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create database test_$1;
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create table test_$1.$test1 (a$1 int, $b int, c$ int);
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insert into test_$1.$test1 values (1,2,3);
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select a$1, $b, c$ from test_$1.$test1;
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a$1 $b c$
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1 2 3
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create table test_$1.test2$ (a int);
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drop table test_$1.test2$;
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drop database test_$1;
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create table t1 (a int auto_increment not null primary key, B CHAR(20));
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insert into t1 (b) values ("hello"),("my"),("world");
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create table t2 (key (b)) select * from t1;
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explain select * from t2 where b="world";
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table type possible_keys key key_len ref rows Extra
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t2 ref B B 21 const 1 where used
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select * from t2 where b="world";
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a B
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3 world
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drop table t1,t2;
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