mariadb/mysql-test/suite/innodb/t/innodb_bug14007649.test
Lena Startseva 9854fb6fa7 MDEV-31003: Second execution for ps-protocol
This patch adds for "--ps-protocol" second execution
of queries "SELECT".
Also in this patch it is added ability to disable/enable
(--disable_ps2_protocol/--enable_ps2_protocol) second
execution for "--ps-prototocol" in testcases.
2023-07-26 17:15:00 +07:00

62 lines
1.2 KiB
Text

--source include/have_innodb.inc
--source include/have_debug.inc
create table t1 (
rowid int,
f1 int,
f2 int,
key i1 (f1, f2),
key i2 (f2)) engine=innodb;
show create table t1;
insert into `t1` (rowid, f1, f2) values (1, 1, 10), (2, 1, NULL);
connect (a,localhost,root,,);
connect (b,localhost,root,,);
connection a;
start transaction with consistent snapshot;
connection b;
start transaction;
update t1 set f2 = 4 where f1 = 1 and f2 is null;
-- echo (b) Number of rows updated:
--disable_ps2_protocol
select row_count();
--enable_ps2_protocol
insert into t1 values (3, 1, null);
-- echo (b) After update and insert query.
select rowid, f1, f2 from t1;
commit;
connection a;
-- echo (a) Before the update statement is executed.
select rowid, f1, f2 from t1;
SET SESSION debug_dbug="+d,bug14007649";
update t1 set f2 = 6 where f1 = 1 and f2 is null;
-- echo (a) Number of rows updated:
--disable_ps2_protocol
select row_count();
--enable_ps2_protocol
-- echo (a) After the update statement is executed.
select rowid, f1, f2 from t1;
commit;
--echo "The trx with consistent snapshot ended."
select rowid, f1, f2 from t1;
connection default;
disconnect a;
disconnect b;
drop table t1;