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Merge 5.5 into 10.0

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dr-m committed May 29, 2017
2 parents 449a88e + 2cb94aa commit c2ef0bb6cecf034b32fced19d132432b90f3c4d5
@@ -2248,4 +2248,99 @@ SELECT * FROM t1 INNER JOIN t2 ON c = b LEFT JOIN t3 ON d = a
WHERE b IN (1,2,3) OR b = d;
a b c d
DROP TABLE t1,t2,t3;
#
# MDEV-11958: LEFT JOIN with stored routine produces incorrect result
#
CREATE TABLE t (x INT);
INSERT INTO t VALUES(1),(NULL);
CREATE FUNCTION f (val INT, ret INT) RETURNS INT DETERMINISTIC RETURN IFNULL(val, ret);
SELECT t1.x, t2.x, IFNULL(t2.x,0), f(t2.x,0)
FROM t t1 LEFT JOIN t t2
ON t1.x = t2.x
WHERE IFNULL(t2.x,0)=0;
x x IFNULL(t2.x,0) f(t2.x,0)
NULL NULL 0 0
explain extended
SELECT t1.x, t2.x, IFNULL(t2.x,0), f(t2.x,0)
FROM t t1 LEFT JOIN t t2
ON t1.x = t2.x
WHERE IFNULL(t2.x,0)=0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00
1 SIMPLE t2 ALL NULL NULL NULL NULL 2 100.00 Using where
Warnings:
Note 1003 select `test`.`t1`.`x` AS `x`,`test`.`t2`.`x` AS `x`,ifnull(`test`.`t2`.`x`,0) AS `IFNULL(t2.x,0)`,`f`(`test`.`t2`.`x`,0) AS `f(t2.x,0)` from `test`.`t` `t1` left join `test`.`t` `t2` on((`test`.`t2`.`x` = `test`.`t1`.`x`)) where (ifnull(`test`.`t2`.`x`,0) = 0)
SELECT t1.x, t2.x, IFNULL(t2.x,0), f(t2.x,0)
FROM t t1 LEFT JOIN t t2
ON t1.x = t2.x
WHERE f(t2.x,0)=0;
x x IFNULL(t2.x,0) f(t2.x,0)
NULL NULL 0 0
explain extended
SELECT t1.x, t2.x, IFNULL(t2.x,0), f(t2.x,0)
FROM t t1 LEFT JOIN t t2
ON t1.x = t2.x
WHERE f(t2.x,0)=0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00
1 SIMPLE t2 ALL NULL NULL NULL NULL 2 100.00 Using where
Warnings:
Note 1003 select `test`.`t1`.`x` AS `x`,`test`.`t2`.`x` AS `x`,ifnull(`test`.`t2`.`x`,0) AS `IFNULL(t2.x,0)`,`f`(`test`.`t2`.`x`,0) AS `f(t2.x,0)` from `test`.`t` `t1` left join `test`.`t` `t2` on((`test`.`t2`.`x` = `test`.`t1`.`x`)) where (`f`(`test`.`t2`.`x`,0) = 0)
drop function f;
drop table t;
CREATE TABLE t1 (
col1 DECIMAL(33,5) NULL DEFAULT NULL,
col2 DECIMAL(33,5) NULL DEFAULT NULL
);
CREATE TABLE t2 (
col1 DECIMAL(33,5) NULL DEFAULT NULL,
col2 DECIMAL(33,5) NULL DEFAULT NULL,
col3 DECIMAL(33,5) NULL DEFAULT NULL
);
INSERT INTO t1 VALUES (2, 1.1), (2, 2.1);
INSERT INTO t2 VALUES (3, 3.1, 4), (1, 1, NULL);
CREATE FUNCTION f1 ( p_num DECIMAL(45,15), p_return DECIMAL(45,15))
RETURNS decimal(33,5)
LANGUAGE SQL
DETERMINISTIC
CONTAINS SQL
SQL SECURITY INVOKER
BEGIN
IF p_num IS NULL THEN
RETURN p_return;
ELSE
RETURN p_num;
END IF;
END |
SELECT t1.col1, t2.col1, t2.col3
FROM t1 LEFT OUTER JOIN t2 ON t1.col1 = t2.col2
WHERE IFNULL(t2.col3,0) = 0;
col1 col1 col3
2.00000 NULL NULL
2.00000 NULL NULL
EXPLAIN EXTENDED SELECT t1.col1, t2.col1, t2.col3
FROM t1 LEFT OUTER JOIN t2 ON t1.col1 = t2.col2
WHERE IFNULL(t2.col3,0) = 0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00
1 SIMPLE t2 ALL NULL NULL NULL NULL 2 100.00 Using where
Warnings:
Note 1003 select `test`.`t1`.`col1` AS `col1`,`test`.`t2`.`col1` AS `col1`,`test`.`t2`.`col3` AS `col3` from `test`.`t1` left join `test`.`t2` on((`test`.`t2`.`col2` = `test`.`t1`.`col1`)) where (ifnull(`test`.`t2`.`col3`,0) = 0)
SELECT t1.col1, t2.col1, t2.col3
FROM t1 LEFT OUTER JOIN t2 ON t1.col1 = t2.col2
WHERE f1(t2.col3,0) = 0;
col1 col1 col3
2.00000 NULL NULL
2.00000 NULL NULL
EXPLAIN EXTENDED SELECT t1.col1, t2.col1, t2.col3
FROM t1 LEFT OUTER JOIN t2 ON t1.col1 = t2.col2
WHERE f1(t2.col3,0) = 0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00
1 SIMPLE t2 ALL NULL NULL NULL NULL 2 100.00 Using where
Warnings:
Note 1003 select `test`.`t1`.`col1` AS `col1`,`test`.`t2`.`col1` AS `col1`,`test`.`t2`.`col3` AS `col3` from `test`.`t1` left join `test`.`t2` on((`test`.`t2`.`col2` = `test`.`t1`.`col1`)) where (`f1`(`test`.`t2`.`col3`,0) = 0)
DROP FUNCTION f1;
DROP TABLE t1,t2;
# end of 5.5 tests
SET optimizer_switch=@save_optimizer_switch;
@@ -2259,6 +2259,101 @@ SELECT * FROM t1 INNER JOIN t2 ON c = b LEFT JOIN t3 ON d = a
WHERE b IN (1,2,3) OR b = d;
a b c d
DROP TABLE t1,t2,t3;
#
# MDEV-11958: LEFT JOIN with stored routine produces incorrect result
#
CREATE TABLE t (x INT);
INSERT INTO t VALUES(1),(NULL);
CREATE FUNCTION f (val INT, ret INT) RETURNS INT DETERMINISTIC RETURN IFNULL(val, ret);
SELECT t1.x, t2.x, IFNULL(t2.x,0), f(t2.x,0)
FROM t t1 LEFT JOIN t t2
ON t1.x = t2.x
WHERE IFNULL(t2.x,0)=0;
x x IFNULL(t2.x,0) f(t2.x,0)
NULL NULL 0 0
explain extended
SELECT t1.x, t2.x, IFNULL(t2.x,0), f(t2.x,0)
FROM t t1 LEFT JOIN t t2
ON t1.x = t2.x
WHERE IFNULL(t2.x,0)=0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00
1 SIMPLE t2 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (flat, BNL join)
Warnings:
Note 1003 select `test`.`t1`.`x` AS `x`,`test`.`t2`.`x` AS `x`,ifnull(`test`.`t2`.`x`,0) AS `IFNULL(t2.x,0)`,`f`(`test`.`t2`.`x`,0) AS `f(t2.x,0)` from `test`.`t` `t1` left join `test`.`t` `t2` on((`test`.`t2`.`x` = `test`.`t1`.`x`)) where (ifnull(`test`.`t2`.`x`,0) = 0)
SELECT t1.x, t2.x, IFNULL(t2.x,0), f(t2.x,0)
FROM t t1 LEFT JOIN t t2
ON t1.x = t2.x
WHERE f(t2.x,0)=0;
x x IFNULL(t2.x,0) f(t2.x,0)
NULL NULL 0 0
explain extended
SELECT t1.x, t2.x, IFNULL(t2.x,0), f(t2.x,0)
FROM t t1 LEFT JOIN t t2
ON t1.x = t2.x
WHERE f(t2.x,0)=0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00
1 SIMPLE t2 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (flat, BNL join)
Warnings:
Note 1003 select `test`.`t1`.`x` AS `x`,`test`.`t2`.`x` AS `x`,ifnull(`test`.`t2`.`x`,0) AS `IFNULL(t2.x,0)`,`f`(`test`.`t2`.`x`,0) AS `f(t2.x,0)` from `test`.`t` `t1` left join `test`.`t` `t2` on((`test`.`t2`.`x` = `test`.`t1`.`x`)) where (`f`(`test`.`t2`.`x`,0) = 0)
drop function f;
drop table t;
CREATE TABLE t1 (
col1 DECIMAL(33,5) NULL DEFAULT NULL,
col2 DECIMAL(33,5) NULL DEFAULT NULL
);
CREATE TABLE t2 (
col1 DECIMAL(33,5) NULL DEFAULT NULL,
col2 DECIMAL(33,5) NULL DEFAULT NULL,
col3 DECIMAL(33,5) NULL DEFAULT NULL
);
INSERT INTO t1 VALUES (2, 1.1), (2, 2.1);
INSERT INTO t2 VALUES (3, 3.1, 4), (1, 1, NULL);
CREATE FUNCTION f1 ( p_num DECIMAL(45,15), p_return DECIMAL(45,15))
RETURNS decimal(33,5)
LANGUAGE SQL
DETERMINISTIC
CONTAINS SQL
SQL SECURITY INVOKER
BEGIN
IF p_num IS NULL THEN
RETURN p_return;
ELSE
RETURN p_num;
END IF;
END |
SELECT t1.col1, t2.col1, t2.col3
FROM t1 LEFT OUTER JOIN t2 ON t1.col1 = t2.col2
WHERE IFNULL(t2.col3,0) = 0;
col1 col1 col3
2.00000 NULL NULL
2.00000 NULL NULL
EXPLAIN EXTENDED SELECT t1.col1, t2.col1, t2.col3
FROM t1 LEFT OUTER JOIN t2 ON t1.col1 = t2.col2
WHERE IFNULL(t2.col3,0) = 0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00
1 SIMPLE t2 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (flat, BNL join)
Warnings:
Note 1003 select `test`.`t1`.`col1` AS `col1`,`test`.`t2`.`col1` AS `col1`,`test`.`t2`.`col3` AS `col3` from `test`.`t1` left join `test`.`t2` on((`test`.`t2`.`col2` = `test`.`t1`.`col1`)) where (ifnull(`test`.`t2`.`col3`,0) = 0)
SELECT t1.col1, t2.col1, t2.col3
FROM t1 LEFT OUTER JOIN t2 ON t1.col1 = t2.col2
WHERE f1(t2.col3,0) = 0;
col1 col1 col3
2.00000 NULL NULL
2.00000 NULL NULL
EXPLAIN EXTENDED SELECT t1.col1, t2.col1, t2.col3
FROM t1 LEFT OUTER JOIN t2 ON t1.col1 = t2.col2
WHERE f1(t2.col3,0) = 0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00
1 SIMPLE t2 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (flat, BNL join)
Warnings:
Note 1003 select `test`.`t1`.`col1` AS `col1`,`test`.`t2`.`col1` AS `col1`,`test`.`t2`.`col3` AS `col3` from `test`.`t1` left join `test`.`t2` on((`test`.`t2`.`col2` = `test`.`t1`.`col1`)) where (`f1`(`test`.`t2`.`col3`,0) = 0)
DROP FUNCTION f1;
DROP TABLE t1,t2;
# end of 5.5 tests
SET optimizer_switch=@save_optimizer_switch;
set join_cache_level=default;
show variables like 'join_cache_level';
@@ -1801,4 +1801,86 @@ SELECT * FROM t1 INNER JOIN t2 ON c = b LEFT JOIN t3 ON d = a
DROP TABLE t1,t2,t3;


--echo #
--echo # MDEV-11958: LEFT JOIN with stored routine produces incorrect result
--echo #

CREATE TABLE t (x INT);
INSERT INTO t VALUES(1),(NULL);
CREATE FUNCTION f (val INT, ret INT) RETURNS INT DETERMINISTIC RETURN IFNULL(val, ret);

SELECT t1.x, t2.x, IFNULL(t2.x,0), f(t2.x,0)
FROM t t1 LEFT JOIN t t2
ON t1.x = t2.x
WHERE IFNULL(t2.x,0)=0;
explain extended
SELECT t1.x, t2.x, IFNULL(t2.x,0), f(t2.x,0)
FROM t t1 LEFT JOIN t t2
ON t1.x = t2.x
WHERE IFNULL(t2.x,0)=0;
SELECT t1.x, t2.x, IFNULL(t2.x,0), f(t2.x,0)
FROM t t1 LEFT JOIN t t2
ON t1.x = t2.x
WHERE f(t2.x,0)=0;
explain extended
SELECT t1.x, t2.x, IFNULL(t2.x,0), f(t2.x,0)
FROM t t1 LEFT JOIN t t2
ON t1.x = t2.x
WHERE f(t2.x,0)=0;

drop function f;
drop table t;
CREATE TABLE t1 (
col1 DECIMAL(33,5) NULL DEFAULT NULL,
col2 DECIMAL(33,5) NULL DEFAULT NULL
);

CREATE TABLE t2 (
col1 DECIMAL(33,5) NULL DEFAULT NULL,
col2 DECIMAL(33,5) NULL DEFAULT NULL,
col3 DECIMAL(33,5) NULL DEFAULT NULL
);

INSERT INTO t1 VALUES (2, 1.1), (2, 2.1);
INSERT INTO t2 VALUES (3, 3.1, 4), (1, 1, NULL);

DELIMITER |;

CREATE FUNCTION f1 ( p_num DECIMAL(45,15), p_return DECIMAL(45,15))
RETURNS decimal(33,5)
LANGUAGE SQL
DETERMINISTIC
CONTAINS SQL
SQL SECURITY INVOKER
BEGIN
IF p_num IS NULL THEN
RETURN p_return;
ELSE
RETURN p_num;
END IF;
END |

DELIMITER ;|

let $q1=
SELECT t1.col1, t2.col1, t2.col3
FROM t1 LEFT OUTER JOIN t2 ON t1.col1 = t2.col2
WHERE IFNULL(t2.col3,0) = 0;

eval $q1;
eval EXPLAIN EXTENDED $q1;

let $q2=
SELECT t1.col1, t2.col1, t2.col3
FROM t1 LEFT OUTER JOIN t2 ON t1.col1 = t2.col2
WHERE f1(t2.col3,0) = 0;
eval $q2;
eval EXPLAIN EXTENDED $q2;

DROP FUNCTION f1;

DROP TABLE t1,t2;

--echo # end of 5.5 tests

SET optimizer_switch=@save_optimizer_switch;
@@ -1174,7 +1174,11 @@ class Item_func_coercibility :public Item_int_func
longlong val_int();
const char *func_name() const { return "coercibility"; }
void fix_length_and_dec() { max_length=10; maybe_null= 0; }
table_map not_null_tables() const { return 0; }
bool eval_not_null_tables(uchar *opt_arg)
{
not_null_tables_cache= 0;
return 0;
}
};

class Item_func_locate :public Item_int_func
@@ -1445,7 +1449,11 @@ class Item_udf_func :public Item_func
}
void cleanup();
Item_result result_type () const { return udf.result_type(); }
table_map not_null_tables() const { return 0; }
bool eval_not_null_tables(uchar *opt_arg)
{
not_null_tables_cache= 0;
return 0;
}
bool is_expensive() { return 1; }
virtual void print(String *str, enum_query_type query_type);
};
@@ -1922,7 +1930,11 @@ class Item_func_match :public Item_real_func
bool is_expensive_processor(uchar *arg) { return TRUE; }
enum Functype functype() const { return FT_FUNC; }
const char *func_name() const { return "match"; }
table_map not_null_tables() const { return 0; }
bool eval_not_null_tables(uchar *opt_arg)
{
not_null_tables_cache= 0;
return 0;
}
bool fix_fields(THD *thd, Item **ref);
bool eq(const Item *, bool binary_cmp) const;
/* The following should be safe, even if we compare doubles */
@@ -2159,6 +2171,11 @@ class Item_func_sp :public Item_func
{
return TRUE;
}
bool eval_not_null_tables(uchar *opt_arg)
{
not_null_tables_cache= 0;
return 0;
}
};


@@ -2206,7 +2223,11 @@ class Item_func_last_value :public Item_func
void fix_length_and_dec();
enum Item_result result_type () const { return last_value->result_type(); }
const char *func_name() const { return "last_value"; }
table_map not_null_tables() const { return 0; }
bool eval_not_null_tables(uchar *opt_arg)
{
not_null_tables_cache= 0;
return 0;
}
enum_field_types field_type() const { return last_value->field_type(); }
bool const_item() const { return 0; }
void evaluate_sideeffects();
@@ -3024,18 +3024,12 @@ buf_page_get_gen(
goto loop;
}

fprintf(stderr,
"innodb_change_buffering_debug evict %u %u\n",
(unsigned) space, (unsigned) offset);
return(NULL);
}

mutex_enter(&fix_block->mutex);

if (buf_flush_page_try(buf_pool, fix_block)) {
fprintf(stderr,
"innodb_change_buffering_debug flush %u %u\n",
(unsigned) space, (unsigned) offset);
guess = fix_block;
goto loop;
}
@@ -3197,17 +3197,10 @@ buf_page_get_gen(
goto loop;
}

fprintf(stderr,
"innodb_change_buffering_debug evict %u %u\n",
(unsigned) space, (unsigned) offset);
return(NULL);
}

if (buf_flush_page_try(buf_pool, fix_block)) {
fprintf(stderr,
"innodb_change_buffering_debug flush %u %u\n",
(unsigned) space, (unsigned) offset);
guess = fix_block;
goto loop;
}

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