mirror/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-01-17 20:42:30 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

Merge mysql.com:/usr_rh9/home/elkin.rh9/MySQL/BARE/4.1

Browse source 
into  mysql.com:/usr_rh9/home/elkin.rh9/MySQL/Merge/5.0
This commit is contained in:
aelkin@mysql.com 2006-04-23 12:32:39 +03:00
commit c5219d0d67
3 changed files with 17 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
mysql-test/r/func_compress.result
View file

@ -72,3 +72,10 @@ set @@max_allowed_packet=1048576*100;
select compress(repeat('aaaaaaaaaa', IF(XXX, 10, 10000000))) is null;
compress(repeat('aaaaaaaaaa', IF(XXX, 10, 10000000))) is null
0
create table t1(a blob);
insert into t1 values(NULL), (compress('a'));
select uncompress(a), uncompressed_length(a) from t1;
uncompress(a) uncompressed_length(a)
NULL NULL
a 1
drop table t1;

9
mysql-test/t/func_compress.test
View file

@ -47,4 +47,13 @@ set @@max_allowed_packet=1048576*100;
--replace_result "''" XXX "'1'" XXX
eval select compress(repeat('aaaaaaaaaa', IF('$LOW_MEMORY', 10, 10000000))) is null;
#
# Bug #18643: problem with null values
#
create table t1(a blob);
insert into t1 values(NULL), (compress('a'));
select uncompress(a), uncompressed_length(a) from t1;
drop table t1;
# End of 4.1 tests

1
sql/item_strfunc.cc
View file

@ -2941,6 +2941,7 @@ String *Item_func_uncompress::val_str(String *str)
if (!res)
goto err;
null_value= 0;
if (res->is_empty())
return res;