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Bug #31758 inet_ntoa, oct crashes server with null+filesort

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Item_func_inet_ntoa and Item_func_conv inherit 'maybe_null' flag from an
argument, which is wrong.
Both can be NULL with notnull arguments, so that's fixed.
This commit is contained in:
holyfoot/hf@mysql.com/hfmain.(none)
2007-10-30 12:35:03 +04:00
parent 29ea825e57
commit e93574e9d1
3 changed files with 30 additions and 4 deletions
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18
mysql-test/r/func_str.result
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@ -711,9 +711,9 @@ Warning 1265 Data truncated for column 'format(130,10)' at row 1
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`bin(130)` char(64) NOT NULL default '',
`oct(130)` char(64) NOT NULL default '',
`conv(130,16,10)` char(64) NOT NULL default '',
`bin(130)` char(64) default NULL,
`oct(130)` char(64) default NULL,
`conv(130,16,10)` char(64) default NULL,
`hex(130)` char(6) NOT NULL default '',
`char(130)` char(1) NOT NULL default '',
`format(130,10)` char(4) NOT NULL default '',
@ -1075,5 +1075,17 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 system NULL NULL NULL NULL 0 const row not found
Warnings:
Note 1003 select decode(test.t1.f1,'zxcv') AS `enc` from test.t1
drop table t1;
create table t1 (a bigint not null)engine=myisam;
insert into t1 set a = 1024*1024*1024*4;
delete from t1 order by (inet_ntoa(a)) desc limit 10;
drop table t1;
create table t1 (a char(36) not null)engine=myisam;
insert ignore into t1 set a = ' ';
insert ignore into t1 set a = ' ';
select * from t1 order by (oct(a));
a
drop table t1;
End of 4.1 tests