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Merge rurik.mysql.com:/home/igor/dev/mysql-4.0-0

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into rurik.mysql.com:/home/igor/dev/mysql-4.1-0


BitKeeper/etc/logging_ok:
  auto-union
extra/replace.c:
  Auto merged
mysql-test/r/select.result:
  Auto merged
mysql-test/t/select.test:
  Auto merged
sql/table.cc:
  Auto merged
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2005-02-10 22:17:18 -08:00
parent 37e2873fe3 9540945624
commit dca07cf034
4 changed files with 42 additions and 13 deletions
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13
mysql-test/r/select.result
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@ -2387,3 +2387,16 @@ EXPLAIN SELECT i FROM t1 WHERE i=1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1 Using index
DROP TABLE t1;
CREATE TABLE t1 ( a BLOB, INDEX (a(20)) );
CREATE TABLE t2 ( a BLOB, INDEX (a(20)) );
INSERT INTO t1 VALUES ('one'),('two'),('three'),('four'),('five');
INSERT INTO t2 VALUES ('one'),('two'),('three'),('four'),('five');
EXPLAIN SELECT * FROM t1 LEFT JOIN t2 USE INDEX (a) ON t1.a=t2.a;
table type possible_keys key key_len ref rows Extra
t1 ALL NULL NULL NULL NULL 5
t2 ref a a 23 t1.a 5
EXPLAIN SELECT * FROM t1 LEFT JOIN t2 FORCE INDEX (a) ON t1.a=t2.a;
table type possible_keys key key_len ref rows Extra
t1 ALL NULL NULL NULL NULL 5
t2 ref a a 23 t1.a 5
DROP TABLE t1, t2;