bk commit into 4.1 tree (sergefp:1.2195) BUG#9298

[Sergey Petrunia]

Below is the list of changes that have just been committed into a local
4.1 repository of psergey. When psergey does a push these changes will
be propagated to the main repository and, within 24 hours after the
push, to the public repository.
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see http://dev.mysql.com/doc/mysql/en/installing-source-tree.html

ChangeSet
  1.2195 05/04/18 07:26:23 sergefp@stripped +3 -0
  Fix for BUG#9298: Make int->string conversion sign-aware in
Protocol_simple::store_long 

  sql/protocol.cc
    1.99 05/04/18 07:26:20 sergefp@stripped +1 -1
    Fix for BUG#9298: Make int->string conversion sign-aware in
Protocol_simple::store_long 

  mysql-test/t/group_by.test
    1.35 05/04/18 07:26:20 sergefp@stripped +7 -0
    Testcase for BUG#9298

  mysql-test/r/group_by.result
    1.45 05/04/18 07:26:19 sergefp@stripped +9 -0
    Testcase for BUG#9298

# This is a BitKeeper patch.  What follows are the unified diffs for the
# set of deltas contained in the patch.  The rest of the patch, the part
# that BitKeeper cares about, is below these diffs.
# User:	sergefp
# Host:	newbox.mylan
# Root:	/home/psergey/mysql-4.1-bug9298

--- 1.98/sql/protocol.cc	2005-03-07 18:45:12 +03:00
+++ 1.99/sql/protocol.cc	2005-04-18 07:26:20 +04:00
@@ -810,7 +810,7 @@
 #endif
   char buff[20];
   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));
 }
 
 

--- 1.44/mysql-test/r/group_by.result	2005-03-31 20:23:08 +04:00
+++ 1.45/mysql-test/r/group_by.result	2005-04-18 07:26:19 +04:00
@@ -702,3 +702,12 @@
 val-74
 val-98
 drop table t1,t2;
+create table t1 (b int4 unsigned not null);
+insert into t1 values(3000000000);
+select * from t1;
+b
[phone]
+select min(b) from t1;
+min(b)
[phone]
+drop table t1;

--- 1.34/mysql-test/t/group_by.test	2005-03-31 20:23:08 +04:00
+++ 1.35/mysql-test/t/group_by.test	2005-04-18 07:26:20 +04:00
@@ -515,3 +515,10 @@
 select c from t2 where a = 2 and b = 'val-2' group by c;
 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;