diff --git a/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlParameterizedOutputVisitor.java b/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlParameterizedOutputVisitor.java
index 1aed2dc2de..ff4d22a253 100644
--- a/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlParameterizedOutputVisitor.java
+++ b/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlParameterizedOutputVisitor.java
@@ -90,7 +90,7 @@ public class MySqlParameterizedOutputVisitor extends MySqlOutputVisitor implemen
         
         if (computeSharding) {
             int pos = name.lastIndexOf('_');
-            if (pos != -1 && pos != name.length()) {
+            if (pos != -1 && pos != name.length() - 1) {
                 boolean isNumber = true;
                 for (int i = pos + 1; i < name.length(); ++i) {
                     char ch = name.charAt(i);
diff --git a/src/main/resources/support/http/resources/wall.html b/src/main/resources/support/http/resources/wall.html
index 84988f6c0a..cf1e227005 100644
--- a/src/main/resources/support/http/resources/wall.html
+++ b/src/main/resources/support/http/resources/wall.html
@@ -98,6 +98,7 @@
                   <th class="td_lable">sample</th>
                   <th class="td_lable">executeCount</th>
                   <th class="td_lable">fetchRowCount</th>
+                  <th class="td_lable">updateCount</th>
                 </tr>
                 </thead>
                 <tbody></tbody>
@@ -109,6 +110,7 @@
                   <th class="td_lable">sample</th>
                   <th class="td_lable">executeCount</th>
                   <th class="td_lable">fetchRowCount</th>
+                  <th class="td_lable">updateCount</th>
                 </tr>
                 </thead>
                 <tbody></tbody>
@@ -208,6 +210,12 @@
                 } else {
                 	html += "<td>" + white.fetchRowCount + "</td>";
               	}
+                
+                if (typeof white.updateCount == "undefined") {
+                	html += "<td></td>";
+                } else {
+                	html += "<td>" + white.updateCount + "</td>";
+              	}
                 html += "</tr>";
               }
               $("#dataTable3 tbody").html(html);
@@ -238,8 +246,12 @@
                 } else {
                 	html += "<td>" + black.fetchRowCount + "</td>";
               	}
-                html += "</tr>";
-              }
+                
+                if (typeof black.updateCount == "undefined") {
+                	html += "<td></td>";
+                } else {
+                	html += "<td>" + black.updateCount + "</td>";
+              	}              }
               $("#dataTable4 tbody").html(html);
             }
            }
diff --git a/src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlParameterizedOutputVisitorTest_4.java b/src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlParameterizedOutputVisitorTest_4.java
new file mode 100644
index 0000000000..879ad4edbe
--- /dev/null
+++ b/src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlParameterizedOutputVisitorTest_4.java
@@ -0,0 +1,36 @@
+/*
+ * Copyright 1999-2011 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.alibaba.druid.bvt.sql.mysql;
+
+import junit.framework.TestCase;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.sql.visitor.ParameterizedOutputVisitorUtils;
+import com.alibaba.druid.util.JdbcConstants;
+
+public class MySqlParameterizedOutputVisitorTest_4 extends TestCase {
+
+    public void test_0() throws Exception {
+        String sql = "select user0_.id as id0_, user0_.email as email0_, " //
+                     + "user0_.login_name as login3_0_, user0_.name as name0_, "//
+                     + "user0_.password as password0_ " //
+                     + "from acct_user user0_ "//
+                     + "where user0_.login_name=? limit ?";
+        Assert.assertSame(ParameterizedOutputVisitorUtils.parameterize(sql, JdbcConstants.MYSQL), sql);
+    }
+
+}