Post-merge fixes for Bug#9096 "select doesn't return all matched

 records if prepared statements is used" (see comments to 
the changed files).


mysql-test/r/ps.result:
  Post-merge fix for Bug#9096: test results fixed.
mysql-test/r/type_datetime.result:
  Post-merge fix for Bug#9096: now we do better constants comparison,
  so the optimizer is able to guess from the index that we don't
  need to evaluate WHERE clause.
sql/item.cc:
  Post-merge fixes for Bug#9096: implement by-value comparison for
  new 5.0 DECIMAL type.
  Item_real is renamed to Item_float in 5.0
  Item_varbinary is renamed to Item_hex_string in 5.0
sql/item.h:
  Post-merge fixes for Bug#9096: declaration for Item_decimal::eq

1 files changed, 25 insertions, 0 deletions

diff --git a/mysql-test/r/ps.result b/mysql-test/r/ps.result
index bbd95da2f82..c0f4412b3d8 100644
--- a/mysql-test/r/ps.result
+++ b/mysql-test/r/ps.result
@@ -570,3 +570,28 @@ id
 deallocate prepare stmt|
 drop procedure p1|
 drop table t1|
+drop table if exists t1;
+Warnings:
+Note	1051	Unknown table 't1'
+create table t1 (c1 int(11) not null, c2 int(11) not null,
+primary key  (c1,c2), key c2 (c2), key c1 (c1));
+insert into t1 values (200887, 860);
+insert into t1 values (200887, 200887);
+select * from t1 where (c1=200887 and c2=200887) or c2=860;
+c1	c2
+200887	860
+200887	200887
+prepare stmt from
+"select * from t1 where (c1=200887 and c2=200887) or c2=860";
+execute stmt;
+c1	c2
+200887	860
+200887	200887
+prepare stmt from
+"select * from t1 where (c1=200887 and c2=?) or c2=?";
+set @a=200887, @b=860;
+execute stmt using @a, @b;
+c1	c2
+200887	860
+200887	200887
+deallocate prepare stmt;