diff options
Diffstat (limited to 'mysql-test/r/table_elim.result')
| -rw-r--r-- | mysql-test/r/table_elim.result | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/mysql-test/r/table_elim.result b/mysql-test/r/table_elim.result index 5c39abfc483..bb29cd7679d 100644 --- a/mysql-test/r/table_elim.result +++ b/mysql-test/r/table_elim.result @@ -117,58 +117,58 @@ t2 where id=f.id); This should use one table: explain select id from v1 where id=2; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY f const PRIMARY PRIMARY 4 const 1 Using index +1 SIMPLE f const PRIMARY PRIMARY 4 const 1 Using index This should use one table: explain extended select id from v1 where id in (1,2,3,4); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY f range PRIMARY PRIMARY 4 NULL 4 100.00 Using where; Using index +1 SIMPLE f range PRIMARY PRIMARY 4 NULL 4 100.00 Using where; Using index Warnings: -Note 1276 Field or reference 'test.a2.id' of SELECT #3 was resolved in SELECT #1 +Note 1276 Field or reference 'test.a2.id' of SELECT #3 was resolved in SELECT #2 Note 1003 select `f`.`id` AS `id` from `test`.`t0` `f` where (`f`.`id` in (1,2,3,4)) This should use facts and a1 tables: explain extended select id from v1 where attr1 between 12 and 14; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY a1 range PRIMARY,attr1 attr1 5 NULL 2 100.00 Using index condition; Rowid-ordered scan -1 PRIMARY f eq_ref PRIMARY PRIMARY 4 test.a1.id 1 100.00 Using index +1 SIMPLE a1 range PRIMARY,attr1 attr1 5 NULL 2 100.00 Using index condition; Rowid-ordered scan +1 SIMPLE f eq_ref PRIMARY PRIMARY 4 test.a1.id 1 100.00 Using index Warnings: -Note 1276 Field or reference 'test.a2.id' of SELECT #3 was resolved in SELECT #1 +Note 1276 Field or reference 'test.a2.id' of SELECT #3 was resolved in SELECT #2 Note 1003 select `f`.`id` AS `id` from `test`.`t0` `f` join `test`.`t1` `a1` where ((`f`.`id` = `a1`.`id`) and (`a1`.`attr1` between 12 and 14)) This should use facts, a2 and its subquery: explain extended select id from v1 where attr2 between 12 and 14; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY a2 range PRIMARY,attr2 attr2 5 NULL 5 100.00 Using index condition; Using where; Rowid-ordered scan -1 PRIMARY f eq_ref PRIMARY PRIMARY 4 test.a2.id 1 100.00 Using index +1 SIMPLE a2 range PRIMARY,attr2 attr2 5 NULL 5 100.00 Using index condition; Using where; Rowid-ordered scan +1 SIMPLE f eq_ref PRIMARY PRIMARY 4 test.a2.id 1 100.00 Using index 3 DEPENDENT SUBQUERY t2 ref PRIMARY PRIMARY 4 test.a2.id 2 100.00 Using index Warnings: -Note 1276 Field or reference 'test.a2.id' of SELECT #3 was resolved in SELECT #1 +Note 1276 Field or reference 'test.a2.id' of SELECT #3 was resolved in SELECT #2 Note 1003 select `f`.`id` AS `id` from `test`.`t0` `f` join `test`.`t2` `a2` where ((`f`.`id` = `a2`.`id`) and (`a2`.`attr2` between 12 and 14) and (`a2`.`fromdate` = (select max(`test`.`t2`.`fromdate`) from `test`.`t2` where (`test`.`t2`.`id` = `a2`.`id`)))) This should use one table: explain select id from v2 where id=2; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY f const PRIMARY PRIMARY 4 const 1 Using index +1 SIMPLE f const PRIMARY PRIMARY 4 const 1 Using index This should use one table: explain extended select id from v2 where id in (1,2,3,4); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY f range PRIMARY PRIMARY 4 NULL 4 100.00 Using where; Using index +1 SIMPLE f range PRIMARY PRIMARY 4 NULL 4 100.00 Using where; Using index Warnings: -Note 1276 Field or reference 'test.f.id' of SELECT #3 was resolved in SELECT #1 +Note 1276 Field or reference 'test.f.id' of SELECT #3 was resolved in SELECT #2 Note 1003 select `f`.`id` AS `id` from `test`.`t0` `f` where (`f`.`id` in (1,2,3,4)) This should use facts and a1 tables: explain extended select id from v2 where attr1 between 12 and 14; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY a1 range PRIMARY,attr1 attr1 5 NULL 2 100.00 Using index condition; Rowid-ordered scan -1 PRIMARY f eq_ref PRIMARY PRIMARY 4 test.a1.id 1 100.00 Using index +1 SIMPLE a1 range PRIMARY,attr1 attr1 5 NULL 2 100.00 Using index condition; Rowid-ordered scan +1 SIMPLE f eq_ref PRIMARY PRIMARY 4 test.a1.id 1 100.00 Using index Warnings: -Note 1276 Field or reference 'test.f.id' of SELECT #3 was resolved in SELECT #1 +Note 1276 Field or reference 'test.f.id' of SELECT #3 was resolved in SELECT #2 Note 1003 select `f`.`id` AS `id` from `test`.`t0` `f` join `test`.`t1` `a1` where ((`f`.`id` = `a1`.`id`) and (`a1`.`attr1` between 12 and 14)) This should use facts, a2 and its subquery: explain extended select id from v2 where attr2 between 12 and 14; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY a2 range PRIMARY,attr2 attr2 5 NULL 5 100.00 Using index condition; Rowid-ordered scan -1 PRIMARY f eq_ref PRIMARY PRIMARY 4 test.a2.id 1 100.00 Using where; Using index +1 SIMPLE a2 range PRIMARY,attr2 attr2 5 NULL 5 100.00 Using index condition; Rowid-ordered scan +1 SIMPLE f eq_ref PRIMARY PRIMARY 4 test.a2.id 1 100.00 Using where; Using index 3 DEPENDENT SUBQUERY t2 ref PRIMARY PRIMARY 4 test.f.id 2 100.00 Using index Warnings: -Note 1276 Field or reference 'test.f.id' of SELECT #3 was resolved in SELECT #1 +Note 1276 Field or reference 'test.f.id' of SELECT #3 was resolved in SELECT #2 Note 1003 select `f`.`id` AS `id` from `test`.`t0` `f` join `test`.`t2` `a2` where ((`f`.`id` = `a2`.`id`) and (`a2`.`attr2` between 12 and 14) and (`a2`.`fromdate` = (select max(`test`.`t2`.`fromdate`) from `test`.`t2` where (`test`.`t2`.`id` = `f`.`id`)))) drop view v1, v2; drop table t0, t1, t2; |