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Commit 674ecb21 authored by unknown's avatar unknown
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Merge epotemkin@bk-internal.mysql.com:/home/bk/mysql-5.0-opt 

into  moonbone.local:/mnt/gentoo64/work/27590-bug-5.0-opt-mysql


mysql-test/r/subselect.result:
  Auto merged
sql/item.cc:
  Auto merged
sql/item.h:
  Auto merged
sql/item_cmpfunc.cc:
  Auto merged
sql/item_cmpfunc.h:
  Auto merged
sql/sql_select.cc:
  Auto merged
tests/mysql_client_test.c:
  Auto merged
parents 7062a446 7bb6a725
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Showing with 444 additions and 40 deletions
mysql-test/include/ps_conv.inc
View file @ 674ecb21
...@@ -1171,7 +1171,7 @@ execute stmt1 using @arg00, @arg00, @arg00, @arg00, @arg00 ; ...@@ -1171,7 +1171,7 @@ execute stmt1 using @arg00, @arg00, @arg00, @arg00, @arg00 ;
######## SELECT .. WHERE column(date/time/..)=value(DATETIME/LONGBLOB) ######## ######## SELECT .. WHERE column(date/time/..)=value(DATETIME/LONGBLOB) ########
set @arg00= CAST('1991-01-01 01:01:01' as datetime) ; set @arg00= CAST('1991-01-01 01:01:01' as datetime) ;
select 'true' as found from t9 select 'true' as found from t9
where c1= 20 and c13= CAST('1991-01-01 01:01:01' as datetime) and where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and
c14= CAST('1991-01-01 01:01:01' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and
c15= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and
c16= CAST('1991-01-01 01:01:01' as datetime) and c16= CAST('1991-01-01 01:01:01' as datetime) and
...@@ -1180,7 +1180,7 @@ select 'true' as found from t9 ...@@ -1180,7 +1180,7 @@ select 'true' as found from t9
where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c16= @arg00 where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c16= @arg00
and c17= @arg00 ; and c17= @arg00 ;
prepare stmt1 from "select 'true' as found from t9 prepare stmt1 from "select 'true' as found from t9
where c1= 20 and c13= CAST('1991-01-01 01:01:01' as datetime) and where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and
c14= CAST('1991-01-01 01:01:01' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and
c15= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and
c16= CAST('1991-01-01 01:01:01' as datetime) and c16= CAST('1991-01-01 01:01:01' as datetime) and
......
mysql-test/r/distinct.result
View file @ 674ecb21
...@@ -633,7 +633,7 @@ EXPLAIN SELECT (SELECT DISTINCT ADDDATE(a,1) FROM t1 ...@@ -633,7 +633,7 @@ EXPLAIN SELECT (SELECT DISTINCT ADDDATE(a,1) FROM t1
WHERE ADDDATE(a,1) = '2002-08-03'); WHERE ADDDATE(a,1) = '2002-08-03');
id select_type table type possible_keys key key_len ref rows Extra id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used 1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used
2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using where; Using temporary 2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using where
CREATE TABLE t2 (a CHAR(5) CHARACTER SET latin1 COLLATE latin1_general_ci); CREATE TABLE t2 (a CHAR(5) CHARACTER SET latin1 COLLATE latin1_general_ci);
INSERT INTO t2 VALUES (0xf6); INSERT INTO t2 VALUES (0xf6);
INSERT INTO t2 VALUES ('oe'); INSERT INTO t2 VALUES ('oe');
......
mysql-test/r/ps_2myisam.result
View file @ 674ecb21
...@@ -3070,7 +3070,7 @@ found ...@@ -3070,7 +3070,7 @@ found
true true
set @arg00= CAST('1991-01-01 01:01:01' as datetime) ; set @arg00= CAST('1991-01-01 01:01:01' as datetime) ;
select 'true' as found from t9 select 'true' as found from t9
where c1= 20 and c13= CAST('1991-01-01 01:01:01' as datetime) and where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and
c14= CAST('1991-01-01 01:01:01' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and
c15= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and
c16= CAST('1991-01-01 01:01:01' as datetime) and c16= CAST('1991-01-01 01:01:01' as datetime) and
...@@ -3083,7 +3083,7 @@ and c17= @arg00 ; ...@@ -3083,7 +3083,7 @@ and c17= @arg00 ;
found found
true true
prepare stmt1 from "select 'true' as found from t9 prepare stmt1 from "select 'true' as found from t9
where c1= 20 and c13= CAST('1991-01-01 01:01:01' as datetime) and where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and
c14= CAST('1991-01-01 01:01:01' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and
c15= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and
c16= CAST('1991-01-01 01:01:01' as datetime) and c16= CAST('1991-01-01 01:01:01' as datetime) and
......
mysql-test/r/ps_3innodb.result
View file @ 674ecb21
...@@ -3053,7 +3053,7 @@ found ...@@ -3053,7 +3053,7 @@ found
true true
set @arg00= CAST('1991-01-01 01:01:01' as datetime) ; set @arg00= CAST('1991-01-01 01:01:01' as datetime) ;
select 'true' as found from t9 select 'true' as found from t9
where c1= 20 and c13= CAST('1991-01-01 01:01:01' as datetime) and where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and
c14= CAST('1991-01-01 01:01:01' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and
c15= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and
c16= CAST('1991-01-01 01:01:01' as datetime) and c16= CAST('1991-01-01 01:01:01' as datetime) and
...@@ -3066,7 +3066,7 @@ and c17= @arg00 ; ...@@ -3066,7 +3066,7 @@ and c17= @arg00 ;
found found
true true
prepare stmt1 from "select 'true' as found from t9 prepare stmt1 from "select 'true' as found from t9
where c1= 20 and c13= CAST('1991-01-01 01:01:01' as datetime) and where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and
c14= CAST('1991-01-01 01:01:01' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and
c15= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and
c16= CAST('1991-01-01 01:01:01' as datetime) and c16= CAST('1991-01-01 01:01:01' as datetime) and
......
mysql-test/r/ps_4heap.result
View file @ 674ecb21
...@@ -3054,7 +3054,7 @@ found ...@@ -3054,7 +3054,7 @@ found
true true
set @arg00= CAST('1991-01-01 01:01:01' as datetime) ; set @arg00= CAST('1991-01-01 01:01:01' as datetime) ;
select 'true' as found from t9 select 'true' as found from t9
where c1= 20 and c13= CAST('1991-01-01 01:01:01' as datetime) and where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and
c14= CAST('1991-01-01 01:01:01' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and
c15= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and
c16= CAST('1991-01-01 01:01:01' as datetime) and c16= CAST('1991-01-01 01:01:01' as datetime) and
...@@ -3067,7 +3067,7 @@ and c17= @arg00 ; ...@@ -3067,7 +3067,7 @@ and c17= @arg00 ;
found found
true true
prepare stmt1 from "select 'true' as found from t9 prepare stmt1 from "select 'true' as found from t9
where c1= 20 and c13= CAST('1991-01-01 01:01:01' as datetime) and where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and
c14= CAST('1991-01-01 01:01:01' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and
c15= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and
c16= CAST('1991-01-01 01:01:01' as datetime) and c16= CAST('1991-01-01 01:01:01' as datetime) and
......
mysql-test/r/ps_5merge.result
View file @ 674ecb21
...@@ -2990,7 +2990,7 @@ found ...@@ -2990,7 +2990,7 @@ found
true true
set @arg00= CAST('1991-01-01 01:01:01' as datetime) ; set @arg00= CAST('1991-01-01 01:01:01' as datetime) ;
select 'true' as found from t9 select 'true' as found from t9
where c1= 20 and c13= CAST('1991-01-01 01:01:01' as datetime) and where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and
c14= CAST('1991-01-01 01:01:01' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and
c15= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and
c16= CAST('1991-01-01 01:01:01' as datetime) and c16= CAST('1991-01-01 01:01:01' as datetime) and
...@@ -3003,7 +3003,7 @@ and c17= @arg00 ; ...@@ -3003,7 +3003,7 @@ and c17= @arg00 ;
found found
true true
prepare stmt1 from "select 'true' as found from t9 prepare stmt1 from "select 'true' as found from t9
where c1= 20 and c13= CAST('1991-01-01 01:01:01' as datetime) and where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and
c14= CAST('1991-01-01 01:01:01' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and
c15= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and
c16= CAST('1991-01-01 01:01:01' as datetime) and c16= CAST('1991-01-01 01:01:01' as datetime) and
...@@ -6004,7 +6004,7 @@ found ...@@ -6004,7 +6004,7 @@ found
true true
set @arg00= CAST('1991-01-01 01:01:01' as datetime) ; set @arg00= CAST('1991-01-01 01:01:01' as datetime) ;
select 'true' as found from t9 select 'true' as found from t9
where c1= 20 and c13= CAST('1991-01-01 01:01:01' as datetime) and where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and
c14= CAST('1991-01-01 01:01:01' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and
c15= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and
c16= CAST('1991-01-01 01:01:01' as datetime) and c16= CAST('1991-01-01 01:01:01' as datetime) and
...@@ -6017,7 +6017,7 @@ and c17= @arg00 ; ...@@ -6017,7 +6017,7 @@ and c17= @arg00 ;
found found
true true
prepare stmt1 from "select 'true' as found from t9 prepare stmt1 from "select 'true' as found from t9
where c1= 20 and c13= CAST('1991-01-01 01:01:01' as datetime) and where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and
c14= CAST('1991-01-01 01:01:01' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and
c15= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and
c16= CAST('1991-01-01 01:01:01' as datetime) and c16= CAST('1991-01-01 01:01:01' as datetime) and
......
mysql-test/r/subselect.result
View file @ 674ecb21
...@@ -394,13 +394,13 @@ EXPLAIN EXTENDED SELECT DISTINCT date FROM t1 WHERE date='2002-08-03'; ...@@ -394,13 +394,13 @@ EXPLAIN EXTENDED SELECT DISTINCT date FROM t1 WHERE date='2002-08-03';
id select_type table type possible_keys key key_len ref rows Extra id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 index NULL PRIMARY 43 NULL 2 Using where; Using index 1 SIMPLE t1 index NULL PRIMARY 43 NULL 2 Using where; Using index
Warnings: Warnings:
Note 1003 select distinct `test`.`t1`.`date` AS `date` from `test`.`t1` where (`test`.`t1`.`date` = 20020803) Note 1003 select distinct `test`.`t1`.`date` AS `date` from `test`.`t1` where (`test`.`t1`.`date` = _latin1'2002-08-03')
EXPLAIN EXTENDED SELECT (SELECT DISTINCT date FROM t1 WHERE date='2002-08-03'); EXPLAIN EXTENDED SELECT (SELECT DISTINCT date FROM t1 WHERE date='2002-08-03');
id select_type table type possible_keys key key_len ref rows Extra id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used 1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used
2 SUBQUERY t1 index NULL PRIMARY 43 NULL 2 Using where; Using index 2 SUBQUERY t1 index NULL PRIMARY 43 NULL 2 Using where; Using index
Warnings: Warnings:
Note 1003 select (select distinct `test`.`t1`.`date` AS `date` from `test`.`t1` where (`test`.`t1`.`date` = 20020803)) AS `(SELECT DISTINCT date FROM t1 WHERE date='2002-08-03')` Note 1003 select (select distinct `test`.`t1`.`date` AS `date` from `test`.`t1` where (`test`.`t1`.`date` = _latin1'2002-08-03')) AS `(SELECT DISTINCT date FROM t1 WHERE date='2002-08-03')`
SELECT DISTINCT date FROM t1 WHERE date='2002-08-03'; SELECT DISTINCT date FROM t1 WHERE date='2002-08-03';
date date
2002-08-03 2002-08-03
......
mysql-test/r/type_datetime.result
View file @ 674ecb21
...@@ -192,3 +192,42 @@ CAST(CAST('2006-08-10 10:11:12' AS DATETIME) + INTERVAL 14 MICROSECOND AS DECIMA ...@@ -192,3 +192,42 @@ CAST(CAST('2006-08-10 10:11:12' AS DATETIME) + INTERVAL 14 MICROSECOND AS DECIMA
SELECT CAST(CAST('10:11:12.098700' AS TIME) AS DECIMAL(20,6)); SELECT CAST(CAST('10:11:12.098700' AS TIME) AS DECIMAL(20,6));
CAST(CAST('10:11:12.098700' AS TIME) AS DECIMAL(20,6)) CAST(CAST('10:11:12.098700' AS TIME) AS DECIMAL(20,6))
101112.098700 101112.098700
create table t1 (f1 date, f2 datetime, f3 timestamp);
insert into t1(f1) values(curdate());
select curdate() < now(), f1 < now(), cast(f1 as date) < now() from t1;
curdate() < now() f1 < now() cast(f1 as date) < now()
1 1 1
delete from t1;
insert into t1 values('2001-01-01','2001-01-01 01:01:01','2001-01-01 01:01:01');
insert into t1 values('2001-02-05','2001-02-05 00:00:00','2001-02-05 01:01:01');
insert into t1 values('2001-03-10','2001-03-09 01:01:01','2001-03-10 01:01:01');
insert into t1 values('2001-04-15','2001-04-15 00:00:00','2001-04-15 00:00:00');
insert into t1 values('2001-05-20','2001-05-20 01:01:01','2001-05-20 01:01:01');
select f1, f3 from t1 where f1 >= '2001-02-05 00:00:00' and f3 <= '2001-04-15';
f1 f3
2001-02-05 2001-02-05 01:01:01
2001-03-10 2001-03-10 01:01:01
2001-04-15 2001-04-15 00:00:00
select f1, f3 from t1 where f1 >= '2001-2-5 0:0:0' and f2 <= '2001-4-15';
f1 f3
2001-02-05 2001-02-05 01:01:01
2001-03-10 2001-03-10 01:01:01
2001-04-15 2001-04-15 00:00:00
select f1, f2 from t1 where if(1, f1, 0) >= f2;
f1 f2
2001-02-05 2001-02-05 00:00:00
2001-03-10 2001-03-09 01:01:01
2001-04-15 2001-04-15 00:00:00
select 1 from dual where cast('2001-1-1 2:3:4' as date) = cast('2001-01-01' as datetime);
1
1
select f1, f2, UNIX_TIMESTAMP(f2), UNIX_TIMESTAMP(f1),
f1 > f2, f1 = f2, f1 < f2
from t1;
f1 f2 UNIX_TIMESTAMP(f2) UNIX_TIMESTAMP(f1) f1 > f2 f1 = f2 f1 < f2
2001-01-01 2001-01-01 01:01:01 978300061 978296400 0 0 1
2001-02-05 2001-02-05 00:00:00 981320400 981320400 0 1 0
2001-03-10 2001-03-09 01:01:01 984088861 984171600 1 0 0
2001-04-15 2001-04-15 00:00:00 987282000 987282000 0 1 0
2001-05-20 2001-05-20 01:01:01 990309661 990306000 0 0 1
drop table t1;
mysql-test/t/type_datetime.test
View file @ 674ecb21
...@@ -141,3 +141,23 @@ SELECT CAST(CAST('2006-08-10 10:11:12' AS DATETIME) AS DECIMAL(20,6)); ...@@ -141,3 +141,23 @@ SELECT CAST(CAST('2006-08-10 10:11:12' AS DATETIME) AS DECIMAL(20,6));
SELECT CAST(CAST('2006-08-10 10:11:12' AS DATETIME) + INTERVAL 14 MICROSECOND AS DECIMAL(20,6)); SELECT CAST(CAST('2006-08-10 10:11:12' AS DATETIME) + INTERVAL 14 MICROSECOND AS DECIMAL(20,6));
SELECT CAST(CAST('10:11:12.098700' AS TIME) AS DECIMAL(20,6)); SELECT CAST(CAST('10:11:12.098700' AS TIME) AS DECIMAL(20,6));
#
# Bug#27590: Wrong DATE/DATETIME comparison.
#
create table t1 (f1 date, f2 datetime, f3 timestamp);
insert into t1(f1) values(curdate());
select curdate() < now(), f1 < now(), cast(f1 as date) < now() from t1;
delete from t1;
insert into t1 values('2001-01-01','2001-01-01 01:01:01','2001-01-01 01:01:01');
insert into t1 values('2001-02-05','2001-02-05 00:00:00','2001-02-05 01:01:01');
insert into t1 values('2001-03-10','2001-03-09 01:01:01','2001-03-10 01:01:01');
insert into t1 values('2001-04-15','2001-04-15 00:00:00','2001-04-15 00:00:00');
insert into t1 values('2001-05-20','2001-05-20 01:01:01','2001-05-20 01:01:01');
select f1, f3 from t1 where f1 >= '2001-02-05 00:00:00' and f3 <= '2001-04-15';
select f1, f3 from t1 where f1 >= '2001-2-5 0:0:0' and f2 <= '2001-4-15';
select f1, f2 from t1 where if(1, f1, 0) >= f2;
select 1 from dual where cast('2001-1-1 2:3:4' as date) = cast('2001-01-01' as datetime);
select f1, f2, UNIX_TIMESTAMP(f2), UNIX_TIMESTAMP(f1),
f1 > f2, f1 = f2, f1 < f2
from t1;
drop table t1;
sql/item.cc
View file @ 674ecb21
...@@ -4162,6 +4162,21 @@ enum_field_types Item::field_type() const ...@@ -4162,6 +4162,21 @@ enum_field_types Item::field_type() const
} }
bool Item::is_datetime()
{
switch (field_type())
{
case MYSQL_TYPE_DATE:
case MYSQL_TYPE_DATETIME:
case MYSQL_TYPE_TIMESTAMP:
return TRUE;
default:
break;
}
return FALSE;
}
/* /*
Create a field to hold a string value from an item Create a field to hold a string value from an item
...@@ -6142,6 +6157,14 @@ void Item_cache_int::store(Item *item) ...@@ -6142,6 +6157,14 @@ void Item_cache_int::store(Item *item)
} }
void Item_cache_int::store(Item *item, longlong val_arg)
{
value= val_arg;
null_value= item->null_value;
unsigned_flag= item->unsigned_flag;
}
String *Item_cache_int::val_str(String *str) String *Item_cache_int::val_str(String *str)
{ {
DBUG_ASSERT(fixed == 1); DBUG_ASSERT(fixed == 1);
......
sql/item.h
View file @ 674ecb21
...@@ -847,6 +847,7 @@ public: ...@@ -847,6 +847,7 @@ public:
representation is more precise than the string one). representation is more precise than the string one).
*/ */
virtual bool result_as_longlong() { return FALSE; } virtual bool result_as_longlong() { return FALSE; }
bool is_datetime();
}; };
...@@ -2424,11 +2425,13 @@ public: ...@@ -2424,11 +2425,13 @@ public:
Item_cache_int(): Item_cache(), value(0) {} Item_cache_int(): Item_cache(), value(0) {}
void store(Item *item); void store(Item *item);
void store(Item *item, longlong val_arg);
double val_real() { DBUG_ASSERT(fixed == 1); return (double) value; } double val_real() { DBUG_ASSERT(fixed == 1); return (double) value; }
longlong val_int() { DBUG_ASSERT(fixed == 1); return value; } longlong val_int() { DBUG_ASSERT(fixed == 1); return value; }
String* val_str(String *str); String* val_str(String *str);
my_decimal *val_decimal(my_decimal *); my_decimal *val_decimal(my_decimal *);
enum Item_result result_type() const { return INT_RESULT; } enum Item_result result_type() const { return INT_RESULT; }
bool result_as_longlong() { return TRUE; }
}; };
......
sql/item_cmpfunc.cc
View file @ 674ecb21
This diff is collapsed.
sql/item_cmpfunc.h
View file @ 674ecb21
...@@ -35,12 +35,19 @@ class Arg_comparator: public Sql_alloc ...@@ -35,12 +35,19 @@ class Arg_comparator: public Sql_alloc
Item_bool_func2 *owner; Item_bool_func2 *owner;
Arg_comparator *comparators; // used only for compare_row() Arg_comparator *comparators; // used only for compare_row()
double precision; double precision;
/* Fields used in DATE/DATETIME comparison. */
THD *thd;
enum_field_types a_type, b_type; // Types of a and b items
Item *a_cache, *b_cache; // Cached values of a and b items
bool is_nulls_eq; // TRUE <=> compare for the EQUAL_FUNC
enum enum_date_cmp_type { CMP_DATE_DFLT= 0, CMP_DATE_WITH_DATE,
CMP_DATE_WITH_STR, CMP_STR_WITH_DATE };
public: public:
DTCollation cmp_collation; DTCollation cmp_collation;
Arg_comparator() {}; Arg_comparator(): thd(0), a_cache(0), b_cache(0) {};
Arg_comparator(Item **a1, Item **a2): a(a1), b(a2) {}; Arg_comparator(Item **a1, Item **a2): a(a1), b(a2), thd(0),
a_cache(0), b_cache(0) {};
int set_compare_func(Item_bool_func2 *owner, Item_result type); int set_compare_func(Item_bool_func2 *owner, Item_result type);
inline int set_compare_func(Item_bool_func2 *owner_arg) inline int set_compare_func(Item_bool_func2 *owner_arg)
...@@ -48,14 +55,10 @@ public: ...@@ -48,14 +55,10 @@ public:
return set_compare_func(owner_arg, item_cmp_type((*a)->result_type(), return set_compare_func(owner_arg, item_cmp_type((*a)->result_type(),
(*b)->result_type())); (*b)->result_type()));
} }
inline int set_cmp_func(Item_bool_func2 *owner_arg, int set_cmp_func(Item_bool_func2 *owner_arg,
Item **a1, Item **a2, Item **a1, Item **a2,
Item_result type) Item_result type);
{
a= a1;
b= a2;
return set_compare_func(owner_arg, type);
}
inline int set_cmp_func(Item_bool_func2 *owner_arg, inline int set_cmp_func(Item_bool_func2 *owner_arg,
Item **a1, Item **a2) Item **a1, Item **a2)
{ {
...@@ -83,6 +86,10 @@ public: ...@@ -83,6 +86,10 @@ public:
int compare_e_row(); // compare args[0] & args[1] int compare_e_row(); // compare args[0] & args[1]
int compare_real_fixed(); int compare_real_fixed();
int compare_e_real_fixed(); int compare_e_real_fixed();
int compare_datetime(); // compare args[0] & args[1] as DATETIMEs
static enum enum_date_cmp_type can_compare_as_dates(Item *a, Item *b,
ulonglong *const_val_arg);
static arg_cmp_func comparator_matrix [5][2]; static arg_cmp_func comparator_matrix [5][2];
......
sql/sql_select.cc
View file @ 674ecb21
...@@ -8667,17 +8667,13 @@ static bool ...@@ -8667,17 +8667,13 @@ static bool
test_if_equality_guarantees_uniqueness(Item *l, Item *r) test_if_equality_guarantees_uniqueness(Item *l, Item *r)
{ {
return r->const_item() && return r->const_item() &&
/* elements must be of the same result type */ /* elements must be compared as dates */
(r->result_type() == l->result_type() || (Arg_comparator::can_compare_as_dates(l, r, 0) ||
/* or dates compared to longs */ /* or of the same result type */
(((l->type() == Item::FIELD_ITEM && (r->result_type() == l->result_type() &&
((Item_field *)l)->field->can_be_compared_as_longlong()) || /* and must have the same collation if compared as strings */
(l->type() == Item::FUNC_ITEM && (l->result_type() != STRING_RESULT ||
((Item_func *)l)->result_as_longlong())) && l->collation.collation == r->collation.collation)));
r->result_type() == INT_RESULT))
/* and must have the same collation if compared as strings */
&& (l->result_type() != STRING_RESULT ||
l->collation.collation == r->collation.collation);
} }
/* /*
......
tests/mysql_client_test.c
View file @ 674ecb21
...@@ -8852,12 +8852,14 @@ static void test_ts() ...@@ -8852,12 +8852,14 @@ static void test_ts()
mysql_free_result(prep_res); mysql_free_result(prep_res);
mysql_stmt_close(stmt); mysql_stmt_close(stmt);
char queries [3][60]= {"SELECT a, b, c FROM test_ts WHERE %c=?",
"SELECT a, b, c FROM test_ts WHERE %c=?",
"SELECT a, b, c FROM test_ts WHERE %c=CAST(? AS DATE)"};
for (name= 'a'; field_count--; name++) for (name= 'a'; field_count--; name++)
{ {
int row_count= 0; int row_count= 0;
sprintf(query, "SELECT a, b, c FROM test_ts WHERE %c=?", name); sprintf(query, queries[field_count], name);
if (!opt_silent) if (!opt_silent)
fprintf(stdout, "\n %s", query); fprintf(stdout, "\n %s", query);
......
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