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Merge of the mwl106 tree into the latest 5.3 tree.

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Resolved conflicts. Adjusted some test results
This commit is contained in:
Igor Babaev
2010-09-23 08:10:53 -07:00
parent cfbd927024 709a0a1310
commit b969df8bbd
72 changed files with 4103 additions and 928 deletions
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36
mysql-test/r/table_elim.result
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@@ -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; Using MRR
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; Using MRR
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; Using MRR
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; Using MRR
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; Using MRR
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; Using MRR
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; Using MRR
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; Using MRR
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;