From 40a3b4364bff0de448eb77c7df8192c0bf15042c Mon Sep 17 00:00:00 2001
From: kiki <kiki@Mars.(none)>
Date: Thu, 6 Jun 2013 13:56:37 +0800
Subject: [PATCH] fix cannot be cast

---
 .../java/com/alibaba/druid/sql/visitor/SQLEvalVisitorUtils.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/com/alibaba/druid/sql/visitor/SQLEvalVisitorUtils.java b/src/main/java/com/alibaba/druid/sql/visitor/SQLEvalVisitorUtils.java
index e5162fc945..49fe43564d 100644
--- a/src/main/java/com/alibaba/druid/sql/visitor/SQLEvalVisitorUtils.java
+++ b/src/main/java/com/alibaba/druid/sql/visitor/SQLEvalVisitorUtils.java
@@ -1223,7 +1223,7 @@ public class SQLEvalVisitorUtils {
         }
 
         if (a instanceof String || b instanceof String) {
-            return ((String) a).compareTo((String) b) > 0;
+            return castToString(a).compareTo(castToString(b)) > 0;
         }
 
         if (a instanceof BigDecimal || b instanceof BigDecimal) {