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5.3->5.5 merge

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Sergei Golubchik
2011-11-27 17:46:20 +01:00
parent 7189f09aa6 12e60c4989
commit effed09bd7
119 changed files with 10421 additions and 890 deletions
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61
mysql-test/r/ps.result
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@ -3765,3 +3765,64 @@ date('2010-10-10') between '2010-09-09' and ?
execute stmt using @a;
date('2010-10-10') between '2010-09-09' and ?
0
#
# Bug #892725: look-up is changed for a full scan when executing PS
#
create table t1 (a int primary key, b int);
insert into t1 values
(7,70), (3,40), (4,40), (8,70), (1,70), (9,50), (2,70);
prepare st from 'select * from t1 where a=8';
flush status;
execute st;
a b
8 70
show status like '%Handler_read%';
Variable_name Value
Handler_read_first 0
Handler_read_key 1
Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_next 0
flush status;
execute st;
a b
8 70
show status like '%Handler_read%';
Variable_name Value
Handler_read_first 0
Handler_read_key 1
Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_next 0
flush status;
select * from t1 use index() where a=3;
a b
3 40
show status like '%Handler_read%';
Variable_name Value
Handler_read_first 0
Handler_read_key 0
Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_next 8
flush status;
execute st;
a b
8 70
show status like '%Handler_read%';
Variable_name Value
Handler_read_first 0
Handler_read_key 1
Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_next 0
deallocate prepare st;
drop table t1;