Commit 7f6a62ef authored by Alexander Nozdrin's avatar Alexander Nozdrin

Auto-merge from mysql-trunk-merge.

parents 09942fe8 99a0a3b9
...@@ -4775,4 +4775,19 @@ c1 ...@@ -4775,4 +4775,19 @@ c1
9.1234 9.1234
DROP TABLE t1; DROP TABLE t1;
# End of test for bug#49489. # End of test for bug#49489.
#
# Bug #49517: Inconsistent behavior while using
# NULLable BIGINT and INT columns in comparison
#
CREATE TABLE t1(a BIGINT UNSIGNED NOT NULL, b BIGINT NULL, c INT NULL);
INSERT INTO t1 VALUES(105, NULL, NULL);
SELECT * FROM t1 WHERE b < 102;
a b c
SELECT * FROM t1 WHERE c < 102;
a b c
SELECT * FROM t1 WHERE 102 < b;
a b c
SELECT * FROM t1 WHERE 102 < c;
a b c
DROP TABLE t1;
End of 5.1 tests End of 5.1 tests
...@@ -4061,4 +4061,18 @@ SELECT * FROM t1 WHERE c1 < 9.12345; ...@@ -4061,4 +4061,18 @@ SELECT * FROM t1 WHERE c1 < 9.12345;
DROP TABLE t1; DROP TABLE t1;
--echo # End of test for bug#49489. --echo # End of test for bug#49489.
--echo #
--echo # Bug #49517: Inconsistent behavior while using
--echo # NULLable BIGINT and INT columns in comparison
--echo #
CREATE TABLE t1(a BIGINT UNSIGNED NOT NULL, b BIGINT NULL, c INT NULL);
INSERT INTO t1 VALUES(105, NULL, NULL);
SELECT * FROM t1 WHERE b < 102;
SELECT * FROM t1 WHERE c < 102;
SELECT * FROM t1 WHERE 102 < b;
SELECT * FROM t1 WHERE 102 < c;
DROP TABLE t1;
--echo End of 5.1 tests --echo End of 5.1 tests
...@@ -896,9 +896,9 @@ int Arg_comparator::set_cmp_func(Item_result_field *owner_arg, ...@@ -896,9 +896,9 @@ int Arg_comparator::set_cmp_func(Item_result_field *owner_arg,
ulonglong const_value= (ulonglong)-1; ulonglong const_value= (ulonglong)-1;
thd= current_thd; thd= current_thd;
owner= owner_arg; owner= owner_arg;
set_null= set_null && owner_arg;
a= a1; a= a1;
b= a2; b= a2;
owner= owner_arg;
thd= current_thd; thd= current_thd;
if ((cmp_type= can_compare_as_dates(*a, *b, &const_value))) if ((cmp_type= can_compare_as_dates(*a, *b, &const_value)))
......
...@@ -57,10 +57,10 @@ public: ...@@ -57,10 +57,10 @@ public:
/* Allow owner function to use string buffers. */ /* Allow owner function to use string buffers. */
String value1, value2; String value1, value2;
Arg_comparator(): thd(0), a_cache(0), b_cache(0), set_null(0), Arg_comparator(): thd(0), a_cache(0), b_cache(0), set_null(TRUE),
get_value_a_func(0), get_value_b_func(0) {}; get_value_a_func(0), get_value_b_func(0) {};
Arg_comparator(Item **a1, Item **a2): a(a1), b(a2), thd(0), Arg_comparator(Item **a1, Item **a2): a(a1), b(a2), thd(0),
a_cache(0), b_cache(0), set_null(0), a_cache(0), b_cache(0), set_null(TRUE),
get_value_a_func(0), get_value_b_func(0) {}; get_value_a_func(0), get_value_b_func(0) {};
int set_compare_func(Item_result_field *owner, Item_result type); int set_compare_func(Item_result_field *owner, Item_result type);
......
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