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5.3 merge

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This commit is contained in:
Sergei Golubchik
2012-01-13 15:50:02 +01:00
parent 8c2bcdf85f 6ca4ca7d37
commit 4f435bddfd
750 changed files with 17402 additions and 7153 deletions
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mysql-test/r/func_str.result
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@ -2550,6 +2550,8 @@ End of 5.0 tests
drop table if exists t1;
create table t1(f1 tinyint default null)engine=myisam;
insert into t1 values (-1),(null);
set @tmp_optimizer_switch=@@optimizer_switch;
set optimizer_switch='derived_merge=off,derived_with_keys=off';
explain select 1 as a from t1,(select decode(f1,f1) as b from t1) a;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2
@ -2560,6 +2562,7 @@ id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 Using join buffer (flat, BNL join)
2 DERIVED t1 ALL NULL NULL NULL NULL 2
set optimizer_switch=@tmp_optimizer_switch;
drop table t1;
#
# Bug#49141: Encode function is significantly slower in 5.1 compared to 5.0