From eb3010e6d9e7795e9b5774a4b40516fc2f16ce17 Mon Sep 17 00:00:00 2001
From: Kazuhiro Osawa <yappo@shibuya.pl>
Date: Mon, 23 Jul 2012 12:40:51 +0900
Subject: [PATCH] Fixes a duplication entry bug on MySQL replication delay

If you are using as a replication slave if the r_handle, exists by the delay of replication is not correct.
---
 lib/Data/ObjectDriver/Driver/DBI.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Data/ObjectDriver/Driver/DBI.pm b/lib/Data/ObjectDriver/Driver/DBI.pm
index b7833a8..8dc057d 100644
--- a/lib/Data/ObjectDriver/Driver/DBI.pm
+++ b/lib/Data/ObjectDriver/Driver/DBI.pm
@@ -298,7 +298,7 @@ sub exists {
     my $stmt = $driver->prepare_statement($class, $terms, { limit => 1 });
     my $sql = "SELECT 1 FROM $tbl\n";
     $sql .= $stmt->as_sql_where;
-    my $dbh = $driver->r_handle($obj->properties->{db});
+    my $dbh = $driver->rw_handle($obj->properties->{db});
     $driver->start_query($sql, $stmt->{bind});
     my $sth = $driver->_prepare_cached($dbh, $sql);
     $sth->execute(@{ $stmt->{bind} });