387 lines
10 KiB
Plaintext
387 lines
10 KiB
Plaintext
drop table if exists t;
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create table t(a bigint, b bigint as (a+1));
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begin;
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insert into t(a) values(1);
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update t set b=6 where b=2;
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Error 3105 (HY000): The value specified for generated column 'b' in table 't' is not allowed.
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commit;
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select * from t;
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a b
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1 2
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drop table if exists t1, t2, t3;
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create table t1(id int primary key auto_increment, n int);
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create table t2(id int primary key, n float auto_increment, key I_n(n));
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create table t3(id int primary key, n double auto_increment, key I_n(n));
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insert into t1 set n = 1;
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select * from t1 where id = 1;
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id n
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1 1
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update t1 set id = id+1;
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select * from t1 where id = 2;
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id n
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2 1
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insert into t1 set n = 2;
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select * from t1 where id = 3;
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id n
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3 2
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update t1 set id = id + '1.1' where id = 3;
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select * from t1 where id = 4;
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id n
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4 2
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insert into t1 set n = 3;
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select * from t1 where id = 5;
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id n
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5 3
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update t1 set id = id + '0.5' where id = 5;
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select * from t1 where id = 6;
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id n
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6 3
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insert into t1 set n = 4;
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select * from t1 where id = 7;
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id n
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7 4
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insert into t2 set id = 1;
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select * from t2 where id = 1;
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id n
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1 1
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update t2 set n = n+1;
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select * from t2 where id = 1;
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id n
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1 2
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insert into t2 set id = 2;
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select * from t2 where id = 2;
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id n
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2 3
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update t2 set n = n + '2.2';
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select * from t2 where id = 2;
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id n
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2 5.2
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insert into t2 set id = 3;
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select * from t2 where id = 3;
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id n
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3 6
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update t2 set n = n + '0.5' where id = 3;
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select * from t2 where id = 3;
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id n
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3 6.5
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insert into t2 set id = 4;
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select * from t2 where id = 4;
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id n
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4 7
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insert into t3 set id = 1;
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select * from t3 where id = 1;
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id n
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1 1
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update t3 set n = n+1;
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select * from t3 where id = 1;
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id n
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1 2
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insert into t3 set id = 2;
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select * from t3 where id = 2;
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id n
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2 3
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update t3 set n = n + '3.3';
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select * from t3 where id = 2;
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id n
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2 6.3
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insert into t3 set id = 3;
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select * from t3 where id = 3;
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id n
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3 7
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update t3 set n = n + '0.5' where id = 3;
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select * from t3 where id = 3;
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id n
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3 7.5
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insert into t3 set id = 4;
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select * from t3 where id = 4;
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id n
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4 8
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drop table if exists t;
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drop database if exists test2;
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create database test2;
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create table t(a int, b int generated always as (a+1) virtual);
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create table test2.t(a int, b int generated always as (a+1) virtual);
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update t, test2.t set executor__update.t.a=1;
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drop database test2;
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drop table if exists t1, t2;
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create table t1 (c_str varchar(40));
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create table t2 (c_str varchar(40));
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insert into t1 values ('Alice');
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insert into t2 values ('Bob');
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select t1.c_str, t2.c_str from t1, t2 where t1.c_str <= t2.c_str;
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c_str c_str
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Alice Bob
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update t1, t2 set t1.c_str = t2.c_str, t2.c_str = t1.c_str where t1.c_str <= t2.c_str;
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select t1.c_str, t2.c_str from t1, t2 where t1.c_str <= t2.c_str;
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c_str c_str
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drop table if exists t;
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create table t (a int, b int);
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insert into t values(1, 2);
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select * from t;
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a b
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1 2
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update t set a=b, b=a;
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select * from t;
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a b
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2 1
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drop table if exists t;
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create table t (a int, b int);
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insert into t values (1,3);
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select * from t;
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a b
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1 3
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update t set a=b, b=a;
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select * from t;
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a b
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3 1
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drop table if exists t;
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create table t (a int, b int, c int as (-a) virtual, d int as (-b) stored);
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insert into t(a, b) values (10, 11), (20, 22);
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select * from t;
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a b c d
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10 11 -10 -11
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20 22 -20 -22
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update t set a=b, b=a;
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select * from t;
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a b c d
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11 10 -11 -10
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22 20 -22 -20
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update t set b=30, a=b;
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select * from t;
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a b c d
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10 30 -10 -30
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20 30 -20 -30
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drop table if exists t;
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create table t(x int, y int);
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insert into t values();
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update t t1, t t2 set t2.y=1, t1.x=2;
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select * from t;
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x y
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2 1
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update t t1, t t2 set t1.x=t2.y, t2.y=t1.x;
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select * from t;
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x y
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1 2
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drop table if exists t;
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create table t(x int, y int, z int as (x+10) stored, w int as (y-10) virtual);
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insert into t(x, y) values(1, 2), (3, 4);
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update t t1, t t2 set t2.y=1, t1.x=2 where t1.x=1;
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select * from t;
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x y z w
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2 1 12 -9
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3 1 13 -9
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update t t1, t t2 set t1.x=5, t2.y=t1.x where t1.x=3;
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select * from t;
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x y z w
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2 3 12 -7
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5 3 15 -7
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drop table if exists t;
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create table t(a int, b int, c int as (a+b) stored);
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insert into t(a, b) values (1, 2);
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update t t1, t t2 set t2.a=3;
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select * from t;
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a b c
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3 2 5
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update t t1, t t2 set t1.a=4, t2.b=5;
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select * from t;
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a b c
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4 5 9
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drop table if exists t;
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create table t (a int primary key);
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insert into t values (1), (2);
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update t set a=a+2;
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select * from t;
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a
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3
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4
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update t m, t n set m.a = n.a+10 where m.a=n.a;
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select * from t;
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a
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13
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14
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drop table if exists t;
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create table t (a int primary key, b int);
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insert into t values (1,3), (2,4);
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update t m, t n set m.a = n.a+10, n.b = m.b+1 where m.a=n.a;
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Error 1706 (HY000): Primary key/partition key update is not allowed since the table is updated both as 'm' and 'n'.
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drop table if exists t;
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create table t (a int, b int, c int, primary key(a, b));
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insert into t values (1,3,5), (2,4,6);
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update t m, t n set m.a = n.a+10, m.b = n.b+10 where m.a=n.a;
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select * from t;
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a b c
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11 13 5
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12 14 6
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update t m, t n, t q set q.c=m.a+n.b, n.c = m.a+1, m.c = n.b+1 where m.b=n.b AND m.a=q.a;
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select * from t;
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a b c
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11 13 24
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12 14 26
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update t m, t n, t q set m.a = m.a+1, n.c = n.c-1, q.c = q.a+q.b where m.b=n.b and n.b=q.b;
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Error 1706 (HY000): Primary key/partition key update is not allowed since the table is updated both as 'm' and 'n'.
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set tidb_enable_clustered_index = on;
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drop table if exists t;
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create table t(id varchar(200) primary key, v int);
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insert into t(id, v) values ('abc', 233);
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select id, v from t where id = 'abc';
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id v
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abc 233
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update t set id = 'dfg' where id = 'abc';
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select * from t;
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id v
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dfg 233
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update t set id = 'aaa', v = 333 where id = 'dfg';
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select * from t where id = 'aaa';
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id v
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aaa 333
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update t set v = 222 where id = 'aaa';
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select * from t where id = 'aaa';
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id v
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aaa 222
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insert into t(id, v) values ('bbb', 111);
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update t set id = 'bbb' where id = 'aaa';
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Error 1062 (23000): Duplicate entry 'bbb' for key 't.PRIMARY'
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drop table if exists ut3pk;
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create table ut3pk(id1 varchar(200), id2 varchar(200), v int, id3 int, primary key(id1, id2, id3));
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insert into ut3pk(id1, id2, v, id3) values ('aaa', 'bbb', 233, 111);
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select id1, id2, id3, v from ut3pk where id1 = 'aaa' and id2 = 'bbb' and id3 = 111;
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id1 id2 id3 v
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aaa bbb 111 233
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update ut3pk set id1 = 'abc', id2 = 'bbb2', id3 = 222, v = 555 where id1 = 'aaa' and id2 = 'bbb' and id3 = 111;
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select id1, id2, id3, v from ut3pk where id1 = 'abc' and id2 = 'bbb2' and id3 = 222;
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id1 id2 id3 v
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abc bbb2 222 555
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select id1, id2, id3, v from ut3pk;
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id1 id2 id3 v
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abc bbb2 222 555
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update ut3pk set v = 666 where id1 = 'abc' and id2 = 'bbb2' and id3 = 222;
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select id1, id2, id3, v from ut3pk;
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id1 id2 id3 v
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abc bbb2 222 666
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insert into ut3pk(id1, id2, id3, v) values ('abc', 'bbb3', 222, 777);
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update ut3pk set id2 = 'bbb3' where id1 = 'abc' and id2 = 'bbb2' and id3 = 222;
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Error 1062 (23000): Duplicate entry 'abc-bbb3-222' for key 'ut3pk.PRIMARY'
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drop table if exists ut1pku;
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create table ut1pku(id varchar(200) primary key, uk int, v int, unique key ukk(uk));
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insert into ut1pku(id, uk, v) values('a', 1, 2), ('b', 2, 3);
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select * from ut1pku;
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id uk v
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a 1 2
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b 2 3
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update ut1pku set uk = 3 where id = 'a';
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select * from ut1pku;
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id uk v
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a 3 2
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b 2 3
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update ut1pku set uk = 2 where id = 'a';
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Error 1062 (23000): Duplicate entry '2' for key 'ut1pku.ukk'
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select * from ut1pku;
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id uk v
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a 3 2
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b 2 3
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drop table if exists t;
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create table t(a char(10) primary key, b char(10));
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insert into t values('a', 'b');
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update t set a='c' where t.a='a' and b='b';
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select * from t;
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a b
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c b
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drop table if exists s;
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create table s (a int, b int, c int, primary key (a, b));
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insert s values (3, 3, 3), (5, 5, 5);
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update s set c = 10 where a = 3;
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select * from s;
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a b c
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3 3 10
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5 5 5
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set tidb_enable_clustered_index = default;
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set tidb_enable_clustered_index = on;
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drop table if exists t;
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create table t(id varchar(200) primary key, v int);
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insert into t(id, v) values ('abc', 233);
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delete from t where id = 'abc';
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select * from t;
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id v
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select * from t where id = 'abc';
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id v
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drop table if exists it3pk;
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create table it3pk(id1 varchar(200), id2 varchar(200), v int, id3 int, primary key(id1, id2, id3));
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insert into it3pk(id1, id2, v, id3) values ('aaa', 'bbb', 233, 111);
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delete from it3pk where id1 = 'aaa' and id2 = 'bbb' and id3 = 111;
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select * from it3pk;
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id1 id2 v id3
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select * from it3pk where id1 = 'aaa' and id2 = 'bbb' and id3 = 111;
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id1 id2 v id3
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insert into it3pk(id1, id2, v, id3) values ('aaa', 'bbb', 433, 111);
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select * from it3pk where id1 = 'aaa' and id2 = 'bbb' and id3 = 111;
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id1 id2 v id3
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aaa bbb 433 111
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drop table if exists dt3pku;
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create table dt3pku(id varchar(200) primary key, uk int, v int, unique key uuk(uk));
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insert into dt3pku(id, uk, v) values('a', 1, 2);
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delete from dt3pku where id = 'a';
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select * from dt3pku;
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id uk v
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insert into dt3pku(id, uk, v) values('a', 1, 2);
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drop table if exists s1;
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create table s1 (a int, b int, c int, primary key (a, b));
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insert s1 values (3, 3, 3), (5, 5, 5);
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delete from s1 where a = 3;
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select * from s1;
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a b c
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5 5 5
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set tidb_enable_clustered_index = default;
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set tidb_enable_clustered_index = on;
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drop table if exists rt1pk;
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create table rt1pk(id varchar(200) primary key, v int);
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replace into rt1pk(id, v) values('abc', 1);
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select * from rt1pk;
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id v
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abc 1
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replace into rt1pk(id, v) values('bbb', 233), ('abc', 2);
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select * from rt1pk;
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id v
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abc 2
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bbb 233
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drop table if exists rt3pk;
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create table rt3pk(id1 timestamp, id2 time, v int, id3 year, primary key(id1, id2, id3));
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replace into rt3pk(id1, id2,id3, v) values('2018-01-01 11:11:11', '22:22:22', '2019', 1);
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select * from rt3pk;
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id1 id2 v id3
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2018-01-01 11:11:11 22:22:22 1 2019
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replace into rt3pk(id1, id2, id3, v) values('2018-01-01 11:11:11', '22:22:22', '2019', 2);
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select * from rt3pk;
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id1 id2 v id3
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2018-01-01 11:11:11 22:22:22 2 2019
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drop table if exists rt1pk1u;
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create table rt1pk1u(id varchar(200) primary key, uk int, v int, unique key uuk(uk));
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replace into rt1pk1u(id, uk, v) values("abc", 2, 1);
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select * from rt1pk1u;
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id uk v
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abc 2 1
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replace into rt1pk1u(id, uk, v) values("aaa", 2, 11);
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select * from rt1pk1u;
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id uk v
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aaa 2 11
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set tidb_enable_clustered_index = default;
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drop table if exists t;
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create table t(ts int(10) unsigned NULL DEFAULT NULL);
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insert into t values(1);
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update t set ts = IF(ts < (0 - ts), 1,1) where ts>0;
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Error 1690 (22003): BIGINT UNSIGNED value is out of range in '(0 - executor__update.t.ts)'
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drop table if exists tt;
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create table tt (m0 varchar(64), status tinyint not null);
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insert into tt values('1',0),('1',0),('1',0);
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update tt a inner join (select m0 from tt where status!=1 group by m0 having count(*)>1) b on a.m0=b.m0 set a.status=1;
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drop table if exists t1;
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create table t1(id int, a int unsigned);
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set sql_mode='';
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insert into t1 values(1, 10), (2, 20);
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update t1 set a='-1' where id=1;
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update t1 set a='1000000000000000000' where id=2;
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select id, a from t1 order by id asc;
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id a
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1 0
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2 4294967295
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set sql_mode=default;
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