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nexedi
MariaDB
Commits
eaf20c30
Commit
eaf20c30
authored
Nov 23, 2009
by
Alexey Kopytov
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Automerge.
parents
9ea972dc
7f2ba28e
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3 changed files
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28 additions
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1 deletion
+28
-1
mysql-test/r/group_min_max.result
mysql-test/r/group_min_max.result
+11
-0
mysql-test/t/group_min_max.test
mysql-test/t/group_min_max.test
+12
-0
sql/opt_range.cc
sql/opt_range.cc
+5
-1
No files found.
mysql-test/r/group_min_max.result
View file @
eaf20c30
...
@@ -2501,6 +2501,17 @@ SELECT a, MAX(b) FROM t WHERE b > 0 AND b < 2 GROUP BY a;
...
@@ -2501,6 +2501,17 @@ SELECT a, MAX(b) FROM t WHERE b > 0 AND b < 2 GROUP BY a;
a MAX(b)
a MAX(b)
2 1
2 1
DROP TABLE t;
DROP TABLE t;
#
# Bug #48472: Loose index scan inappropriately chosen for some WHERE
# conditions
#
CREATE TABLE t (a INT, b INT, INDEX (a,b));
INSERT INTO t VALUES (2,0), (2,0), (2,1), (2,1);
INSERT INTO t SELECT * FROM t;
SELECT a, MAX(b) FROM t WHERE 0=b+0 GROUP BY a;
a MAX(b)
2 0
DROP TABLE t;
End of 5.0 tests
End of 5.0 tests
#
#
# Bug #46607: Assertion failed: (cond_type == Item::FUNC_ITEM) results in
# Bug #46607: Assertion failed: (cond_type == Item::FUNC_ITEM) results in
...
...
mysql-test/t/group_min_max.test
View file @
eaf20c30
...
@@ -1016,6 +1016,18 @@ SELECT a, MAX(b) FROM t WHERE b > 0 AND b < 2 GROUP BY a;
...
@@ -1016,6 +1016,18 @@ SELECT a, MAX(b) FROM t WHERE b > 0 AND b < 2 GROUP BY a;
DROP
TABLE
t
;
DROP
TABLE
t
;
--
echo
#
--
echo
# Bug #48472: Loose index scan inappropriately chosen for some WHERE
--
echo
# conditions
--
echo
#
CREATE
TABLE
t
(
a
INT
,
b
INT
,
INDEX
(
a
,
b
));
INSERT
INTO
t
VALUES
(
2
,
0
),
(
2
,
0
),
(
2
,
1
),
(
2
,
1
);
INSERT
INTO
t
SELECT
*
FROM
t
;
SELECT
a
,
MAX
(
b
)
FROM
t
WHERE
0
=
b
+
0
GROUP
BY
a
;
DROP
TABLE
t
;
--
echo
End
of
5.0
tests
--
echo
End
of
5.0
tests
...
...
sql/opt_range.cc
View file @
eaf20c30
...
@@ -9822,7 +9822,11 @@ check_group_min_max_predicates(COND *cond, Item_field *min_max_arg_item,
...
@@ -9822,7 +9822,11 @@ check_group_min_max_predicates(COND *cond, Item_field *min_max_arg_item,
}
}
else
if
(
cur_arg
->
const_item
())
else
if
(
cur_arg
->
const_item
())
{
{
DBUG_RETURN
(
TRUE
);
/*
For predicates of the form "const OP expr" we also have to check 'expr'
to make a decision.
*/
continue
;
}
}
else
else
DBUG_RETURN
(
FALSE
);
DBUG_RETURN
(
FALSE
);
...
...
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