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Enabled engine_condition_pushdown (on) as default

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This commit is contained in:
mskold/marty@mysql.com/linux.site
2007-02-09 21:04:43 +01:00
parent dc71b3f939
commit 113a84bd33
3 changed files with 4 additions and 4 deletions
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2
mysql-test/r/ndb_basic.result
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@ -568,7 +568,7 @@ t1
insert into t1 values (1,1),(2,1),(3,1),(4,1),(5,2),(6,1),(7,1);
explain select * from t1 where a12345678901234567890123456789a1234567890=2;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref a12345678901234567890123456789a1234567890 a12345678901234567890123456789a1234567890 5 const # Using where
1 SIMPLE t1 ref a12345678901234567890123456789a1234567890 a12345678901234567890123456789a1234567890 5 const # Using where with pushed condition
select * from t1 where a12345678901234567890123456789a1234567890=2;
a1234567890123456789012345678901234567890 a12345678901234567890123456789a1234567890
5 2

4
mysql-test/r/ndb_blob.result
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@ -242,7 +242,7 @@ insert into t1 values(9,'b9',999,'dd9');
commit;
explain select * from t1 where c >= 100 order by a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range c c 4 NULL # Using where; Using filesort
1 SIMPLE t1 range c c 4 NULL # Using where with pushed condition; Using filesort
select * from t1 where c >= 100 order by a;
a b c d
1 b1 111 dd1
@ -278,7 +278,7 @@ insert into t1 values(2,@b2,222,@d2);
commit;
explain select * from t1 where c >= 100 order by a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range c c 4 NULL # Using where; Using filesort
1 SIMPLE t1 range c c 4 NULL # Using where with pushed condition; Using filesort
select a,length(b),substr(b,1+2*900,2),length(d),substr(d,1+3*900,3)
from t1 where c >= 100 order by a;
a length(b) substr(b,1+2*900,2) length(d) substr(d,1+3*900,3)

2
sql/mysqld.cc
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@ -5077,7 +5077,7 @@ struct my_option my_long_options[] =
"Push supported query conditions to the storage engine.",
(gptr*) &global_system_variables.engine_condition_pushdown,
(gptr*) &global_system_variables.engine_condition_pushdown,
0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
0, GET_BOOL, NO_ARG, 1, 0, 0, 0, 0, 0},
/* See how it's handled in get_one_option() */
{"event-scheduler", OPT_EVENT_SCHEDULER, "Enable/disable the event scheduler.",
NULL, NULL, 0, GET_STR, OPT_ARG, 0, 0, 0, 0, 0, 0},