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Merge bk-internal:/home/bk/mysql-5.1-opt

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into  magare.gmz:/home/kgeorge/mysql/work/B30393-5.1-opt
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gkodinov/kgeorge@magare.gmz 2007-08-29 19:05:03 +03:00
commit de14b6a502
2 changed files with 6 additions and 1 deletions
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2
mysql-test/r/group_by.result
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@ -1129,7 +1129,7 @@ ERROR 42000: You have an error in your SQL syntax; check the manual that corresp
EXPLAIN SELECT a FROM t1 USE INDEX FOR JOIN (i2)
USE INDEX FOR GROUP BY (i2) GROUP BY a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 index NULL i2 9 NULL 144 Using index
1 SIMPLE t1 # NULL i2 # NULL # #
EXPLAIN SELECT a FROM t1 FORCE INDEX FOR JOIN (i2)
FORCE INDEX FOR GROUP BY (i2) GROUP BY a;
id select_type table type possible_keys key key_len ref rows Extra

5
mysql-test/t/group_by.test
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@ -828,6 +828,11 @@ EXPLAIN SELECT a FROM t1 USE INDEX (i2) USE INDEX ();
EXPLAIN SELECT a FROM t1 FORCE INDEX ();
--error ER_PARSE_ERROR
EXPLAIN SELECT a FROM t1 IGNORE INDEX ();
# disable the columns irrelevant to this test here. On some systems
# without support for large files the rowid is shorter and its size affects
# the cost calculations. This causes the optimizer to choose loose index
# scan over normal index access.
--replace_column 4 # 7 # 9 # 10 #
EXPLAIN SELECT a FROM t1 USE INDEX FOR JOIN (i2)
USE INDEX FOR GROUP BY (i2) GROUP BY a;
EXPLAIN SELECT a FROM t1 FORCE INDEX FOR JOIN (i2)