From 8978675b338620ed3c7e59c2f880a73643242f58 Mon Sep 17 00:00:00 2001 From: Sergey Petrunya Date: Wed, 23 May 2012 11:55:14 +0400 Subject: BUG#1000051: Query with simple join and ORDER BY takes thousands times longer when run with ICP - Correct testcases. --- mysql-test/r/myisam_icp.result | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) (limited to 'mysql-test/r/myisam_icp.result') diff --git a/mysql-test/r/myisam_icp.result b/mysql-test/r/myisam_icp.result index fdb8018dab6..b17d22cbaa6 100644 --- a/mysql-test/r/myisam_icp.result +++ b/mysql-test/r/myisam_icp.result @@ -915,15 +915,17 @@ DROP TABLE t1,t2,t3,t4; create table t0 (a int); insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); create table t1 (a int, col int, filler char(100), key(a, col)); -insert into t1 select A.a + 10*B.a +100*C.a, 1234, 'filler' from t0 A, t0 B, t0 C; +insert into t1 select A.a + 10*B.a, 1234, 'filler' from t0 A, t0 B, t0 C; +set @tmp_10000051= @@optimizer_switch; +set optimizer_switch='mrr=off'; # Must not use ICP: -explain select * from t1 where a between 10 and 20 order by a, col desc; +explain select * from t1 where a between 5 and 8 order by a desc, col desc; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a a 5 NULL 11 Using index condition; Rowid-ordered scan; Using filesort +1 SIMPLE t1 range a a 5 NULL 39 Using where +set optimizer_switch= @tmp_10000051; # Must not use ICP: -explain select * from t0,t1 where t1.a=t0.a and t1.col<123; +explain select * from t1 where a=3 and col > 500 order by a desc, col desc; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t0 ALL NULL NULL NULL NULL 10 Using where -1 SIMPLE t1 ref a a 5 test.t0.a 1 Using index condition +1 SIMPLE t1 range a a 10 NULL 10 Using where drop table t0, t1; set optimizer_switch=@myisam_icp_tmp; -- cgit v1.2.1