mirror of
https://github.com/MariaDB/server.git
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92 lines
2.8 KiB
PHP
92 lines
2.8 KiB
PHP
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eval set session autocommit=$autocommit;
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let $is_gaplock_target = `SELECT @@autocommit = 0 && '$expect_gap_lock_errors' = 1`;
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if ($is_gaplock_target)
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{
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## single-table insert,update,delete
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insert into gap1 (id1, id2, id3) values (-1,-1,-1);
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insert into gap1 (id1, id2, id3) values (-1,-1,-1)
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on duplicate key update value=100;
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--error ER_UNKNOWN_ERROR
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update gap1 set value=100 where id1=1;
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update gap1 set value=100 where id1=1 and id2=1 and id3=1;
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--error ER_UNKNOWN_ERROR
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delete from gap1 where id1=2;
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delete from gap1 where id1=-1 and id2=-1 and id3=-1;
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commit;
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## multi-table statements (preventing all gap locks with autocommit)
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# insert into select
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--error ER_UNKNOWN_ERROR
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insert into gap2 select * from gap1;
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--error ER_UNKNOWN_ERROR
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insert into gap2 select * from gap1 where id1=1;
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insert into gap2 select * from gap1 where id1=1 and id2=1 and id3=1;
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# create table select
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create table t4 select * from gap1 where id1=1 and id2=1 and id3=1;
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drop table t4;
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--error ER_UNKNOWN_ERROR
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create table t4 select * from gap1;
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--error ER_UNKNOWN_ERROR
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create table t4 select * from gap1 where id1=1;
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# update join
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update gap1 join gap2 on gap1.id1 and gap1.id2=gap2.id2 set gap1.value=100 where gap2.id1=3
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and gap2.id2=3 and gap2.id3=3;
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--error ER_UNKNOWN_ERROR
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update gap1 join gap2 on gap1.id1 and gap1.id2=gap2.id2 set gap1.value=100 where gap2.id1=3;
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--error ER_UNKNOWN_ERROR
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update gap1 join gap2 on gap1.id1 and gap1.id2=gap2.id2 join gap3 on gap1.id1=gap3.id
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set gap1.value=100 where gap2.id1=3;
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--error ER_UNKNOWN_ERROR
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update gap1 set gap1.value= (select count(*) from gap2);
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# delete join
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delete gap1 from gap1 join gap2 on gap1.id1 and gap1.id2=gap2.id2 where gap2.id1=3
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and gap2.id2=3 and gap2.id3=3;
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--error ER_UNKNOWN_ERROR
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delete gap1 from gap1 join gap2 on gap1.id1 and gap1.id2=gap2.id2 where gap2.id1=3;
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# select join / self join
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--error ER_UNKNOWN_ERROR
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select * from gap1, gap2 limit 1 for update;
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--error ER_UNKNOWN_ERROR
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select * from gap1 a, gap1 b limit 1 for update;
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# unique secondary key
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create table u1(
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c1 int,
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c2 int,
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c3 int,
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c4 int,
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primary key (c1, c2, c3),
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unique key (c3, c1)
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);
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begin;
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insert into u1 values (1,1,1,1);
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commit;
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begin;
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insert into u1 values (1,2,1,1) on duplicate key update c4=10;
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commit;
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begin;
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select * from u1 where c3=1 and c1 = 1 for update;
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--error ER_UNKNOWN_ERROR
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select * from u1 where c3=1 for update;
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commit;
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drop table u1;
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}
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if (!$is_gaplock_target)
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{
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# autocommit doesn't prevent single table operations
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insert into gap1 (id1, id2, id3) values (-1,-1,-1);
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insert into gap1 (id1, id2, id3) values (-1,-1,-1)
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on duplicate key update value=100;
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update gap1 set value=100 where id1=1;
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update gap1 set value=100 where id1=1 and id2=1 and id3=1;
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delete from gap1 where id1=2;
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delete from gap1 where id1=-1 and id2=-1 and id3=-1;
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commit;
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}
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