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Create 'main' test directory and move 't' and 'r' there
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Michael Widenius
245
mysql-test/main/update_use_source.test
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245
mysql-test/main/update_use_source.test
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--source include/have_sequence.inc
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--source include/have_innodb.inc
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create table t1 (old_c1 integer, old_c2 integer,c1 integer, c2 integer, c3 integer) engine=InnoDb;
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create view v1 as select * from t1 where c2=2;
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delimiter /;
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create trigger trg_t1 before update on t1 for each row
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begin
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set new.old_c1=old.c1;
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set new.old_c2=old.c2;
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end;
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/
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delimiter ;/
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insert into t1(c1,c2,c3) values (1,1,1);
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insert into t1(c1,c2,c3) values (1,2,2);
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insert into t1(c1,c2,c3) values (1,3,3);
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insert into t1(c1,c2,c3) values (2,1,4);
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insert into t1(c1,c2,c3) values (2,2,5);
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insert into t1(c1,c2,c3) values (2,3,6);
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insert into t1(c1,c2,c3) values (2,4,7);
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insert into t1(c1,c2,c3) values (2,5,8);
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commit;
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select * from t1;
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--echo Test without any index
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--source include/update_use_source.inc
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--echo Test with an index on updated columns
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create index t1_c2 on t1 (c2,c1);
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--source include/update_use_source.inc
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--echo Test with an index on updated columns
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create index t1_c3 on t1 (c3);
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--source include/update_use_source.inc
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--echo Test with a primary key on updated columns
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drop index t1_c3 on t1;
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alter table t1 add primary key (c3);
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--source include/update_use_source.inc
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--echo # Update with error "Subquery returns more than 1 row"
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--error ER_SUBQUERY_NO_1_ROW
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update t1 set c2=(select c2 from t1);
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--echo # Update with error "Subquery returns more than 1 row" and order by
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--error ER_SUBQUERY_NO_1_ROW
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update t1 set c2=(select c2 from t1) order by c3;
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-- echo Duplicate value on update a primary key
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start transaction;
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--error ER_DUP_ENTRY
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update t1 set c3=0 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 >= 3;
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rollback;
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-- echo Duplicate value on update a primary key with ignore
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start transaction;
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--enable_info ONCE
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update ignore t1 set c3=0 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 >= 3;
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rollback;
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-- echo Duplicate value on update a primary key and limit
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start transaction;
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--error ER_DUP_ENTRY
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update t1 set c3=0 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 >= 3 limit 2;
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rollback;
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-- echo Duplicate value on update a primary key with ignore and limit
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start transaction;
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--enable_info ONCE
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update ignore t1 set c3=0 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 >= 3 limit 2;
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rollback;
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--echo # Update no rows found
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--enable_info ONCE
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update t1
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set c1=10
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where c1 <2
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and exists (select 'X'
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from t1 a
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where a.c1 = t1.c1 + 10);
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--echo # Update no rows changed
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drop trigger trg_t1;
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start transaction;
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--enable_info ONCE
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update t1
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set c1=c1
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where c1 <2
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and exists (select 'X'
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from t1 a
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where a.c1 = t1.c1);
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rollback;
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--echo #
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--echo # Check call of after trigger
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--echo #
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delimiter /;
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create or replace trigger trg_t2 after update on t1 for each row
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begin
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declare msg varchar(100);
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if (new.c3 = 5) then
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set msg=concat('in after update trigger on ',new.c3);
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SIGNAL SQLSTATE '45000' SET MESSAGE_TEXT = msg;
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end if;
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end;
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/
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delimiter ;/
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--error 1644
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update t1 set c1=2 where c3 in (select distinct a.c3 from t1 a where a.c1=t1.c1);
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--echo #
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--echo # Check update with order by and after trigger
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--echo #
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--error 1644
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update t1 set c1=2 where c3 in (select distinct a.c3 from t1 a where a.c1=t1.c1) order by t1.c2;
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drop view v1;
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--echo #
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--echo # Check update on view with check option
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--echo #
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create view v1 as select * from t1 where c2=2 with check option;
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start transaction;
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-- error 1369
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update v1 set c2=3 where c1=1;
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rollback;
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start transaction;
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-- error 1369
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update v1 set c2=(select max(c3) from v1) where c1=1;
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rollback;
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start transaction;
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update v1 set c2=(select min(va.c3) from v1 va), c1=0 where c1=1;
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rollback;
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drop view v1;
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drop table t1;
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--echo #
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--echo # Test with a temporary table
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--echo #
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create temporary table t1 (c1 integer, c2 integer, c3 integer) engine=InnoDb;
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insert into t1(c1,c2,c3) values (1,1,1);
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insert into t1(c1,c2,c3) values (1,2,2);
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insert into t1(c1,c2,c3) values (1,3,3);
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insert into t1(c1,c2,c3) values (2,1,4);
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insert into t1(c1,c2,c3) values (2,2,5);
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insert into t1(c1,c2,c3) values (2,3,6);
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insert into t1(c1,c2,c3) values (2,4,7);
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insert into t1(c1,c2,c3) values (2,5,8);
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start transaction;
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--enable_info ONCE
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update t1
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set c1=(select a.c2
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from t1 a
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where a.c3 = t1.c3) limit 3;
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select * from t1 ;
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rollback;
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drop table t1;
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--echo #
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--echo # Test on dynamic columns (blob)
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--echo #
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create table assets (
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item_name varchar(32) primary key, -- A common attribute for all items
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dynamic_cols blob -- Dynamic columns will be stored here
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);
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INSERT INTO assets VALUES ('MariaDB T-shirt', COLUMN_CREATE('color', 'blue', 'size', 'XL'));
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INSERT INTO assets VALUES ('Thinkpad Laptop', COLUMN_CREATE('color', 'black', 'price', 500));
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SELECT item_name, COLUMN_GET(dynamic_cols, 'color' as char) AS color FROM assets;
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UPDATE assets SET dynamic_cols=COLUMN_ADD(dynamic_cols, 'warranty', '3 years') WHERE item_name='Thinkpad Laptop';
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SELECT item_name, COLUMN_GET(dynamic_cols, 'warranty' as char) AS color FROM assets;
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UPDATE assets SET dynamic_cols=COLUMN_ADD(dynamic_cols, 'warranty', '4 years')
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WHERE item_name in (select b.item_name
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from assets b
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where COLUMN_GET(b.dynamic_cols, 'color' as char) ='black');
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SELECT item_name, COLUMN_GET(dynamic_cols, 'warranty' as char) AS color FROM assets;
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UPDATE assets SET dynamic_cols=COLUMN_ADD(dynamic_cols, 'warranty', (select COLUMN_GET(b.dynamic_cols, 'color' as char)
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from assets b
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where assets.item_name = item_name));
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SELECT item_name, COLUMN_GET(dynamic_cols, 'warranty' as char) AS color FROM assets;
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drop table assets ;
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--echo #
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--echo # Test on fulltext columns
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--echo #
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CREATE TABLE ft2(copy TEXT,FULLTEXT(copy)) ENGINE=MyISAM;
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INSERT INTO ft2(copy) VALUES
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('MySQL vs MariaDB database'),
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('Oracle vs MariaDB database'),
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('PostgreSQL vs MariaDB database'),
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('MariaDB overview'),
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('Foreign keys'),
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('Primary keys'),
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('Indexes'),
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('Transactions'),
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('Triggers');
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SELECT * FROM ft2 WHERE MATCH(copy) AGAINST('database');
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update ft2 set copy = (select max(concat('mykeyword ',substr(b.copy,1,5))) from ft2 b WHERE MATCH(b.copy) AGAINST('database'))
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where MATCH(copy) AGAINST('keys');
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SELECT * FROM ft2 WHERE MATCH(copy) AGAINST('mykeyword');
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drop table ft2;
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--echo #
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--echo # Test with MyISAM
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--echo #
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create table t1 (old_c1 integer, old_c2 integer,c1 integer, c2 integer, c3 integer) engine=MyISAM;
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insert t1 (c1,c2,c3) select 0,seq,seq%10 from seq_1_to_500;
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insert t1 (c1,c2,c3) select 1,seq,seq%10 from seq_1_to_400;
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insert t1 (c1,c2,c3) select 2,seq,seq%10 from seq_1_to_300;
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insert t1 (c1,c2,c3) select 3,seq,seq%10 from seq_1_to_200;
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create index t1_idx1 on t1(c3);
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analyze table t1;
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update t1 set c1=2 where exists (select 'x' from t1);
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select count(*) from t1 where c1=2;
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update t1 set c1=3 where c3 in (select c3 from t1 b where t1.c3=b.c1);
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select count(*) from t1 where c1=3;
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drop table t1;
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--echo #
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--echo # Test error on multi_update conversion on view with order by or limit
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--echo #
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create table t1 (c1 integer) engine=InnoDb;
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create table t2 (c1 integer) engine=InnoDb;
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create view v1 as select t1.c1 as "t1c1" ,t2.c1 as "t2c1" from t1,t2 where t1.c1=t2.c1;
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--error ER_BAD_FIELD_ERROR
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update v1 set t1c1=2 order by 1;
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update v1 set t1c1=2 limit 1;
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drop table t1;
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drop table t2;
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drop view v1;
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