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MDEV-3801

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Adjust unstable test case.
This commit is contained in:
unknown 2012-11-19 18:17:46 +02:00
parent 60a7b05871
commit dd2d59924e
2 changed files with 26 additions and 27 deletions
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36
mysql-test/r/derived_opt.result
View File

@ -310,28 +310,26 @@ PRIMARY KEY (a)
) ENGINE=MyISAM;
INSERT INTO t4 VALUES ('CD');
set @@tmp_table_size=8192;
EXPLAIN EXTENDED
SELECT * FROM t3 AS tX JOIN t2 AS tY ON (tX.pk = tY.pk)
EXPLAIN
SELECT * FROM t3 AS tx JOIN t2 AS ty ON (tx.pk = ty.pk)
WHERE
tX.pk IN
tx.pk IN
(SELECT *
FROM (SELECT DISTINCT tA.pk
FROM t3 AS tA
JOIN t2 AS tB ON (tA.pk = tB.pk)
JOIN t1 AS tC ON (tB.pk = tC.pk)
JOIN t4 AS tD ON tC.a = tD.a) tU)
FROM (SELECT DISTINCT ta.pk
FROM t3 AS ta
JOIN t2 AS tb ON (ta.pk = tb.pk)
JOIN t1 AS tc ON (tb.pk = tc.pk)
JOIN t4 AS td ON tc.a = td.a) tu)
limit 10;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 1833 100.00
1 PRIMARY tX eq_ref PRIMARY PRIMARY 4 tU.pk 1 100.00 Using index
1 PRIMARY tY eq_ref PRIMARY PRIMARY 4 tU.pk 1 100.00 Using index
2 MATERIALIZED <derived3> ALL NULL NULL NULL NULL 1833 100.00
3 DERIVED tD system PRIMARY NULL NULL NULL 1 100.00 Using temporary
3 DERIVED tC ref PRIMARY,a a 3 const 1833 100.00
3 DERIVED tA eq_ref PRIMARY PRIMARY 4 test.tC.pk 1 100.00 Using index
3 DERIVED tB eq_ref PRIMARY PRIMARY 4 test.tC.pk 1 100.00 Using index; Distinct
Warnings:
Note 1003 select `test`.`tX`.`pk` AS `pk`,`test`.`tY`.`pk` AS `pk` from `test`.`t3` `tX` semi join ((select distinct `test`.`tA`.`pk` AS `pk` from `test`.`t3` `tA` join `test`.`t2` `tB` join `test`.`t1` `tC` join `test`.`t4` `tD` where ((`test`.`tA`.`pk` = `test`.`tC`.`pk`) and (`test`.`tB`.`pk` = `test`.`tC`.`pk`) and (`test`.`tC`.`a` = 'CD'))) `tU`) join `test`.`t2` `tY` where ((`test`.`tX`.`pk` = `tU`.`pk`) and (`test`.`tY`.`pk` = `tU`.`pk`)) limit 10
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL #
1 PRIMARY tx eq_ref PRIMARY PRIMARY 4 tu.pk # Using index
1 PRIMARY ty eq_ref PRIMARY PRIMARY 4 tu.pk # Using index
2 MATERIALIZED <derived3> ALL NULL NULL NULL NULL #
3 DERIVED td system PRIMARY NULL NULL NULL # Using temporary
3 DERIVED tc ref PRIMARY,a a 3 const #
3 DERIVED ta eq_ref PRIMARY PRIMARY 4 test.tc.pk # Using index
3 DERIVED tb eq_ref PRIMARY PRIMARY 4 test.tc.pk # Using index; Distinct
SELECT * FROM t3 AS tX JOIN t2 AS tY ON (tX.pk = tY.pk)
WHERE
tX.pk IN

17
mysql-test/t/derived_opt.test
View File

@ -246,16 +246,17 @@ INSERT INTO t4 VALUES ('CD');
set @@tmp_table_size=8192;
EXPLAIN EXTENDED
SELECT * FROM t3 AS tX JOIN t2 AS tY ON (tX.pk = tY.pk)
--replace_column 9 #
EXPLAIN
SELECT * FROM t3 AS tx JOIN t2 AS ty ON (tx.pk = ty.pk)
WHERE
tX.pk IN
tx.pk IN
(SELECT *
FROM (SELECT DISTINCT tA.pk
FROM t3 AS tA
JOIN t2 AS tB ON (tA.pk = tB.pk)
JOIN t1 AS tC ON (tB.pk = tC.pk)
JOIN t4 AS tD ON tC.a = tD.a) tU)
FROM (SELECT DISTINCT ta.pk
FROM t3 AS ta
JOIN t2 AS tb ON (ta.pk = tb.pk)
JOIN t1 AS tc ON (tb.pk = tc.pk)
JOIN t4 AS td ON tc.a = td.a) tu)
limit 10;
SELECT * FROM t3 AS tX JOIN t2 AS tY ON (tX.pk = tY.pk)