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Merge spetrunia@bk-internal.mysql.com:/home/bk/mysql-4.1

Browse source 
into mysql.com:/home/psergey/mysql-4.1-bug9298
This commit is contained in:
sergefp@mysql.com 2005-04-27 22:52:54 +04:00
commit 83658e0bb1
3 changed files with 17 additions and 1 deletions
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9
mysql-test/r/group_by.result
View file

@ -702,3 +702,12 @@ c
val-74 val-74
val-98 val-98
drop table t1,t2; drop table t1,t2;
create table t1 (b int4 unsigned not null);
insert into t1 values(3000000000);
select * from t1;
b
3000000000
select min(b) from t1;
min(b)
3000000000
drop table t1;

7
mysql-test/t/group_by.test
View file

@ -515,3 +515,10 @@ explain select c from t2 where a = 2 and b = 'val-2' group by c;
select c from t2 where a = 2 and b = 'val-2' group by c; select c from t2 where a = 2 and b = 'val-2' group by c;
drop table t1,t2; drop table t1,t2;
# Test for BUG#9298 "Wrong handling of int4 unsigned columns in GROUP functions"
# (the actual problem was with protocol code, not GROUP BY)
create table t1 (b int4 unsigned not null);
insert into t1 values(3000000000);
select * from t1;
select min(b) from t1;
drop table t1;

2
sql/protocol.cc
View file

@ -810,7 +810,7 @@ bool Protocol_simple::store_long(longlong from)
#endif #endif
char buff[20]; char buff[20];
return net_store_data((char*) buff, return net_store_data((char*) buff,
(uint) (int10_to_str((int) from,buff, -10)-buff)); (uint) (int10_to_str((int)from,buff, (from <0)?-10:10)-buff));
} }