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MDEV-31003: Second execution for ps-protocol

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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.
This commit is contained in:
Lena Startseva
2023-05-31 11:57:45 +07:00
parent 23dae6173c
commit 9854fb6fa7
400 changed files with 1339 additions and 42 deletions
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4
mysql-test/main/limit_rows_examined.test
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@@ -489,6 +489,7 @@ WHERE alias3.c IN ( SELECT 1 UNION SELECT 6 )
GROUP BY field1, field2, field3, field4, field5
LIMIT ROWS EXAMINED 120;
--disable_ps2_protocol
FLUSH STATUS;
SELECT a AS field1, alias2.d AS field2, alias2.f AS field3, alias2.e AS field4, b AS field5
FROM t1, t2 AS alias2, t2 AS alias3
@@ -506,6 +507,7 @@ GROUP BY field1, field2, field3, field4, field5
LIMIT ROWS EXAMINED 124;
SHOW STATUS LIKE 'Handler_read%';
SHOW STATUS LIKE 'Handler_tmp%';
--enable_ps2_protocol
drop table t1, t2;
@@ -550,10 +552,12 @@ INSERT INTO t2 VALUES
(5, 0),(3, 4),(6, 1),
(5, 8),(4, 9),(8, 1);
--disable_ps2_protocol
SELECT (SELECT MAX(c) FROM t1, t2)
FROM t2
WHERE c = (SELECT MAX(b) FROM t2)
LIMIT ROWS EXAMINED 3;
--enable_ps2_protocol
drop table t1, t2;