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merge from 5.1

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This commit is contained in:
Guilhem Bichot 2012-01-26 10:38:28 +01:00
commit 95646db77b
3 changed files with 195 additions and 2 deletions
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117
mysql-test/r/range.result
View file

@ -1767,4 +1767,121 @@ id select_type table type possible_keys key key_len ref rows Extra
SELECT * FROM t1, t1 as t2 WHERE t1.i4 BETWEEN t2.pk AND t2.pk; SELECT * FROM t1, t1 as t2 WHERE t1.i4 BETWEEN t2.pk AND t2.pk;
pk i4 pk i4 pk i4 pk i4
DROP TABLE t1; DROP TABLE t1;
#
# BUG#13519696 - 62940: SELECT RESULTS VARY WITH VERSION AND
# WITH/WITHOUT INDEX RANGE SCAN
#
create table t1 (id int unsigned not null auto_increment primary key);
insert into t1 values (null);
insert into t1 select null from t1;
insert into t1 select null from t1;
insert into t1 select null from t1;
insert into t1 select null from t1;
insert into t1 select null from t1;
insert into t1 select null from t1;
insert into t1 select null from t1;
insert into t1 select null from t1;
create table t2 (
id int unsigned not null auto_increment,
val decimal(5,3) not null,
primary key (id,val),
unique key (val,id),
unique key (id));
insert into t2 select null,id*0.0009 from t1;
select count(val) from t2 ignore index (val) where val > 0.1155;
count(val)
128
select count(val) from t2 force index (val) where val > 0.1155;
count(val)
128
drop table t2, t1;
#
# BUG#13453382 - REGRESSION SINCE 5.1.39, RANGE OPTIMIZER WRONG
# RESULTS WITH DECIMAL CONVERSION
#
create table t1 (a int,b int,c int,primary key (a,c));
insert into t1 values (1,1,2),(1,1,3),(1,1,4);
select convert(3, signed integer) > 2.9;
convert(3, signed integer) > 2.9
1
select * from t1 force index (primary) where a=1 and c>= 2.9;
a b c
1 1 3
1 1 4
select * from t1 ignore index (primary) where a=1 and c>= 2.9;
a b c
1 1 3
1 1 4
select * from t1 force index (primary) where a=1 and c> 2.9;
a b c
1 1 3
1 1 4
select * from t1 ignore index (primary) where a=1 and c> 2.9;
a b c
1 1 3
1 1 4
drop table t1;
#
# BUG#13463488 - 63437: CHAR & BETWEEN WITH INDEX RETURNS WRONG
# RESULT AFTER MYSQL 5.1.
#
CREATE TABLE t1(
F1 CHAR(5) NOT NULL,
F2 CHAR(5) NOT NULL,
F3 CHAR(5) NOT NULL,
PRIMARY KEY(F1),
INDEX IDX_F2(F2)
);
INSERT INTO t1 VALUES
('A','A','A'),('AA','AA','AA'),('AAA','AAA','AAA'),
('AAAA','AAAA','AAAA'),('AAAAA','AAAAA','AAAAA');
SELECT * FROM t1 WHERE F1 = 'A ';
F1 F2 F3
A A A
SELECT * FROM t1 IGNORE INDEX(PRIMARY) WHERE F1 = 'A ';
F1 F2 F3
A A A
SELECT * FROM t1 WHERE F1 >= 'A ';
F1 F2 F3
A A A
AA AA AA
AAA AAA AAA
AAAA AAAA AAAA
AAAAA AAAAA AAAAA
SELECT * FROM t1 WHERE F1 > 'A ';
F1 F2 F3
AA AA AA
AAA AAA AAA
AAAA AAAA AAAA
AAAAA AAAAA AAAAA
SELECT * FROM t1 WHERE F1 BETWEEN 'A ' AND 'AAAAA';
F1 F2 F3
A A A
AA AA AA
AAA AAA AAA
AAAA AAAA AAAA
AAAAA AAAAA AAAAA
SELECT * FROM t1 WHERE F2 BETWEEN 'A ' AND 'AAAAA';
F1 F2 F3
A A A
AA AA AA
AAA AAA AAA
AAAA AAAA AAAA
AAAAA AAAAA AAAAA
SELECT * FROM t1 WHERE F3 BETWEEN 'A ' AND 'AAAAA';
F1 F2 F3
A A A
AA AA AA
AAA AAA AAA
AAAA AAAA AAAA
AAAAA AAAAA AAAAA
SELECT * FROM t1 IGNORE INDEX(PRIMARY) WHERE F1 BETWEEN 'A ' AND
'AAAAA';
F1 F2 F3
A A A
AA AA AA
AAA AAA AAA
AAAA AAAA AAAA
AAAAA AAAAA AAAAA
DROP TABLE t1;
End of 5.1 tests End of 5.1 tests

76
mysql-test/t/range.test
View file

@ -1392,4 +1392,80 @@ SELECT * FROM t1, t1 as t2 WHERE t1.i4 BETWEEN t2.pk AND t2.pk;
DROP TABLE t1; DROP TABLE t1;
--echo #
--echo # BUG#13519696 - 62940: SELECT RESULTS VARY WITH VERSION AND
--echo # WITH/WITHOUT INDEX RANGE SCAN
--echo #
create table t1 (id int unsigned not null auto_increment primary key);
insert into t1 values (null);
insert into t1 select null from t1;
insert into t1 select null from t1;
insert into t1 select null from t1;
insert into t1 select null from t1;
insert into t1 select null from t1;
insert into t1 select null from t1;
insert into t1 select null from t1;
insert into t1 select null from t1;
create table t2 (
id int unsigned not null auto_increment,
val decimal(5,3) not null,
primary key (id,val),
unique key (val,id),
unique key (id));
--disable_warnings
insert into t2 select null,id*0.0009 from t1;
--enable_warnings
select count(val) from t2 ignore index (val) where val > 0.1155;
select count(val) from t2 force index (val) where val > 0.1155;
drop table t2, t1;
--echo #
--echo # BUG#13453382 - REGRESSION SINCE 5.1.39, RANGE OPTIMIZER WRONG
--echo # RESULTS WITH DECIMAL CONVERSION
--echo #
create table t1 (a int,b int,c int,primary key (a,c));
insert into t1 values (1,1,2),(1,1,3),(1,1,4);
# show that the integer 3 is bigger than the decimal 2.9,
# which should also apply to comparing "c" with 2.9
# when c is 3.
select convert(3, signed integer) > 2.9;
select * from t1 force index (primary) where a=1 and c>= 2.9;
select * from t1 ignore index (primary) where a=1 and c>= 2.9;
select * from t1 force index (primary) where a=1 and c> 2.9;
select * from t1 ignore index (primary) where a=1 and c> 2.9;
drop table t1;
--echo #
--echo # BUG#13463488 - 63437: CHAR & BETWEEN WITH INDEX RETURNS WRONG
--echo # RESULT AFTER MYSQL 5.1.
--echo #
CREATE TABLE t1(
F1 CHAR(5) NOT NULL,
F2 CHAR(5) NOT NULL,
F3 CHAR(5) NOT NULL,
PRIMARY KEY(F1),
INDEX IDX_F2(F2)
);
INSERT INTO t1 VALUES
('A','A','A'),('AA','AA','AA'),('AAA','AAA','AAA'),
('AAAA','AAAA','AAAA'),('AAAAA','AAAAA','AAAAA');
SELECT * FROM t1 WHERE F1 = 'A ';
SELECT * FROM t1 IGNORE INDEX(PRIMARY) WHERE F1 = 'A ';
SELECT * FROM t1 WHERE F1 >= 'A ';
SELECT * FROM t1 WHERE F1 > 'A ';
SELECT * FROM t1 WHERE F1 BETWEEN 'A ' AND 'AAAAA';
SELECT * FROM t1 WHERE F2 BETWEEN 'A ' AND 'AAAAA';
SELECT * FROM t1 WHERE F3 BETWEEN 'A ' AND 'AAAAA';
SELECT * FROM t1 IGNORE INDEX(PRIMARY) WHERE F1 BETWEEN 'A ' AND
'AAAAA';
DROP TABLE t1;
--echo End of 5.1 tests --echo End of 5.1 tests

4
sql/item.cc
View file

@ -7449,7 +7449,7 @@ int stored_field_cmp_to_item(THD *thd, Field *field, Item *item)
return my_time_compare(&field_time, &item_time); return my_time_compare(&field_time, &item_time);
} }
return stringcmp(field_result, item_result); return sortcmp(field_result, item_result, field->charset());
} }
if (res_type == INT_RESULT) if (res_type == INT_RESULT)
return 0; // Both are of type int return 0; // Both are of type int
@ -7461,7 +7461,7 @@ int stored_field_cmp_to_item(THD *thd, Field *field, Item *item)
if (item->null_value) if (item->null_value)
return 0; return 0;
field_val= field->val_decimal(&field_buf); field_val= field->val_decimal(&field_buf);
return my_decimal_cmp(item_val, field_val); return my_decimal_cmp(field_val, item_val);
} }
/* /*
The patch for Bug#13463415 started using this function for comparing The patch for Bug#13463415 started using this function for comparing