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merged 5.0-bugteam -> 5.1-bugtteam

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This commit is contained in:
Georgi Kodinov
2009-01-16 12:45:17 +02:00
parent cc95555fbc 7a6dda5077
commit e5dd9c5a1d
3 changed files with 168 additions and 9 deletions
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77
mysql-test/r/greedy_optimizer.result
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@ -655,3 +655,80 @@ show status like 'Last_query_cost';
Variable_name Value
Last_query_cost 794.837037
drop table t1,t2,t3,t4,t5,t6,t7;
CREATE TABLE t1 (a int, b int, d int, i int);
INSERT INTO t1 VALUES (1,1,1,1);
CREATE TABLE t2 (b int, c int, j int);
INSERT INTO t2 VALUES (1,1,1);
CREATE TABLE t2_1 (j int);
INSERT INTO t2_1 VALUES (1);
CREATE TABLE t3 (c int, f int);
INSERT INTO t3 VALUES (1,1);
CREATE TABLE t3_1 (f int);
INSERT INTO t3_1 VALUES (1);
CREATE TABLE t4 (d int, e int, k int);
INSERT INTO t4 VALUES (1,1,1);
CREATE TABLE t4_1 (k int);
INSERT INTO t4_1 VALUES (1);
CREATE TABLE t5 (g int, d int, h int, l int);
INSERT INTO t5 VALUES (1,1,1,1);
CREATE TABLE t5_1 (l int);
INSERT INTO t5_1 VALUES (1);
SET optimizer_search_depth = 3;
SELECT 1
FROM t1
LEFT JOIN (
t2 JOIN t3 ON t3.c = t2.c
) ON t2.b = t1.b
LEFT JOIN (
t4 JOIN t5 ON t5.d = t4.d
) ON t4.d = t1.d
;
1
1
SELECT 1
FROM t1
LEFT JOIN (
t2 LEFT JOIN (t3 JOIN t3_1 ON t3.f = t3_1.f) ON t3.c = t2.c
) ON t2.b = t1.b
LEFT JOIN (
t4 JOIN t5 ON t5.d = t4.d
) ON t4.d = t1.d
;
1
1
SELECT 1
FROM t1
LEFT JOIN (
(t2 JOIN t2_1 ON t2.j = t2_1.j) JOIN t3 ON t3.c = t2.c
) ON t2.b = t1.b
LEFT JOIN (
t4 JOIN t5 ON t5.d = t4.d
) ON t4.d = t1.d
;
1
1
SELECT 1
FROM t1
LEFT JOIN (
t2 JOIN t3 ON t3.c = t2.c
) ON t2.b = t1.b
LEFT JOIN (
(t4 JOIN t4_1 ON t4.k = t4_1.k) LEFT JOIN t5 ON t5.d = t4.d
) ON t4.d = t1.d
;
1
1
SELECT 1
FROM t1
LEFT JOIN (
t2 JOIN t3 ON t3.c = t2.c
) ON t2.b = t1.b
LEFT JOIN (
t4 LEFT JOIN (t5 JOIN t5_1 ON t5.l = t5_1.l) ON t5.d = t4.d
) ON t4.d = t1.d
;
1
1
SET optimizer_search_depth = DEFAULT;
DROP TABLE t1,t2,t2_1,t3,t3_1,t4,t4_1,t5,t5_1;
End of 5.0 tests