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Fixed bug#15409: Columns with 64-element SET may not be updated with integers.

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SET column storing procedure has been modified to be 64bit-clean.
This commit is contained in:
gshchepa/uchum@host.loc
2008-02-08 16:04:01 +04:00
parent 83bb97b495
commit 2e9f2b678c
3 changed files with 31 additions and 3 deletions
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8
mysql-test/r/type_set.result
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@ -85,3 +85,11 @@ t1 CREATE TABLE `t1` (
`f1` set('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16','17','18','19','20','21','22','23','24','25','26','27','28','29','30','31','32','33','34','35','36','37','38','39','40','41','42','43','44','45','46','47','48','49','50','51','52','53','54','55','56','57','58','59','60','61','62','63','64','1') default NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
CREATE TABLE t1(c set('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16','17','18','19','20','21','22','23','24','25','26','27','28','29','30','31','32','33','34','35','36','37','38','39','40','41','42','43','44','45','46','47','48','49','50','51','52','53','54','55','56','57','58','59','60','61','62','63','64'));
INSERT INTO t1 VALUES(7);
INSERT INTO t1 VALUES(9223372036854775808);
SELECT * FROM t1;
c
1,2,3
64
DROP TABLE t1;

20
mysql-test/t/type_set.test
View File

@ -56,3 +56,23 @@ set('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16','17',
'50','51','52','53','54','55','56','57','58','59','60','61','62','63','64','1'));
show create table t1;
drop table t1;
#
# Bug#15409: Columns with SET datatype with 64-element sets
# may not be updated with integers
#
let $i=64;
let $s='$i';
dec $i;
while ($i) {
let $s='$i',$s;
dec $i;
}
--eval CREATE TABLE t1(c set($s))
INSERT INTO t1 VALUES(7);
INSERT INTO t1 VALUES(9223372036854775808);
SELECT * FROM t1;
DROP TABLE t1;
--# echo End of 5.0 tests

6
sql/field.cc
View File

@ -7871,10 +7871,10 @@ int Field_set::store(const char *from,uint length,CHARSET_INFO *cs)
int Field_set::store(longlong nr, bool unsigned_val)
{
int error= 0;
if ((ulonglong) nr > (ulonglong) (((longlong) 1 << typelib->count) -
(longlong) 1))
ulonglong max_nr= set_bits(ulonglong, typelib->count);
if ((ulonglong) nr > max_nr)
{
nr&= (longlong) (((longlong) 1 << typelib->count) - (longlong) 1);
nr&= max_nr;
set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, WARN_DATA_TRUNCATED, 1);
error=1;
}