diff --git a/scripts/build_wid/build_wid.py b/scripts/build_wid/build_wid.py
index 9ed12f0..b62cb80 100644
--- a/scripts/build_wid/build_wid.py
+++ b/scripts/build_wid/build_wid.py
@@ -82,13 +82,13 @@ def buildWid(databaseName):
 
     finsh_flag = 1;
     select_count = 0;
-    save_file_name = 'updata_wid.txt'
+    save_file_name = 'updata_wid_test.txt'
 
 
     while select_count < 100 and finsh_flag:
 
-        min_idx = select_min_idx + select_count * 100
-        max_idx = select_max_idx + select_count * 100
+        min_idx = select_min_idx + select_count * 1000
+        max_idx = select_max_idx + select_count * 1000
 
         select_info = getSelectInfo(min_idx,max_idx,database_config)
 
@@ -117,4 +117,4 @@ def buildWid(databaseName):
     return
 
 
-buildWid('accountdb1')
+buildWid('accountdb_bk1')
diff --git a/scripts/build_wid/check_wid.php b/scripts/build_wid/check_wid.php
new file mode 100644
index 0000000..4c5f001
--- /dev/null
+++ b/scripts/build_wid/check_wid.php
@@ -0,0 +1,154 @@
+<?php
+
+class Mysql
+{
+    private $_host = '';
+    private $_port = 3306;
+    private $_user = '';
+    private $_passwd = '';
+    private $_dbname = '';
+
+    private $_conn = null;
+    private $_result = null;
+
+    public function __construct($configs){
+        $this->_host = $configs['host'];
+        $this->_user = $configs['user'];
+        $this->_passwd = $configs['passwd'];
+        $this->_dbname = $configs['dbname'];
+        $conn_str = sprintf("mysql:host=%s;port=%d;dbname=%s;charset=utf8",
+                            $this->_host,
+                            $this->_port,
+                            $this->_dbname);
+        $this->_conn =  new \PDO($conn_str,
+                                $this->_user,
+                                $this->_passwd
+        );
+    }
+
+    public function __destruct(){
+        $this->_conn = null;
+    }
+
+    public function execQuery($querystr, $params = null){
+        $params = $params ? $params : array();
+        $statement = $this->_conn->prepare($querystr);
+        $ret = $statement->execute($params);
+        if(!$ret){
+            error_log($statement->errorInfo()[2]);
+            die();
+            return null;
+        }else{
+            return $statement->fetchAll(\PDO::FETCH_ASSOC);
+        }
+    }
+
+    public function execQueryOne($querystr, $params = null){
+        $params = $params ? $params : array();
+        $statement = $this->_conn->prepare($querystr);
+        $ret = $statement->execute($params);
+        if(!$ret){
+            error_log($statement->errorInfo()[2]);
+            die();
+            return null;
+        }else{
+            $rows = $statement->fetchAll();
+            return count($rows) > 0 ? $rows[0] : null;
+        }
+    }
+
+    public function execQueryEx($querystr, $params, $condexper, $orderexper=null){
+        $params = $params ? $params : array();
+        $querystr = "SELECT * FROM ($querystr) a WHERE 1=1";
+        foreach($condexper as $fieldname=>$paramname){
+            if(array_key_exists($paramname, $_REQUEST) && $_REQUEST[$paramname] != ''){
+                $quoted_str = $this->_conn->quote('%' . $_REQUEST[$paramname] . '%');
+                $querystr = $querystr . " AND $fieldname LIKE $quoted_str";
+            }
+        }
+        if($orderexper && count($orderexper) > 0){
+            $querystr = $querystr . ' ORDER BY ';
+            foreach($orderexper as $expr){
+                $querystr = $querystr . " $expr[0] $expr[1],";
+            }
+            $querystr = substr($querystr, 0, strlen($querystr) - 1);
+        }
+        if(array_key_exists('start', $_REQUEST) && array_key_exists('limit', $_REQUEST)){
+            $querystr .= " LIMIT $_REQUEST[start], $_REQUEST[limit]";
+        }
+        //		error_log($querystr);
+        $statement = $this->_conn->prepare($querystr);
+        $ret = $statement->execute($params);
+        if(!$ret){
+            error_log($statement->errorInfo()[2]);
+        }
+        return $statement->fetchAll(PDO::FETCH_ASSOC);
+    }
+
+    public function execQueryTotalCount($querystr, $params, $condexper, $orderexper){
+        $params = $params ? $params : array();
+        $querystr = "SELECT COUNT(*) FROM ($querystr) a WHERE 1=1";
+        foreach($condexper as $fieldname=>$paramname){
+            if(array_key_exists($paramname, $_REQUEST) && $_REQUEST[$paramname] != ''){
+                $quoted_str = $this->_conn->quote('%' . $_REQUEST[$paramname] . '%');
+                $querystr = $querystr . " AND $fieldname LIKE $quoted_str";
+            }
+        }
+        if($orderexper && count($orderexper) > 0){
+            $querystr = $querystr . ' ORDER BY ';
+            foreach($orderexper as $expr){
+                $querystr = $querystr . " $expr[0] $expr[1],";
+            }
+            $querystr = substr($querystr, 0, strlen($querystr) - 1);
+        }
+        $statement = $this->_conn->prepare($querystr);
+        $ret = $statement->execute($params);
+        if(!$ret){
+            error_log($statement->errorInfo()[2]);
+            die();
+            return -1;
+        }
+        $rows = $statement->fetchAll();
+        return count($rows) > 0 ? $rows[0][0] : -1;
+    }
+
+    public function execQueryPage($querystr, $params, $condexper, $orderexper, &$totalcount){
+        $totalcount = $this->execQueryTotalCount($querystr, $params, $condexper, $orderexper);
+        return $this->execQueryEx($querystr, $params, $condexper, $orderexper);
+    }
+
+    public function execQueryRowCount($querystr, $params = null){
+        $params = $params ? $params : array();
+        $statement = $this->_conn->prepare($querystr);
+        $ret = $statement->execute($params);
+        if(!$ret){
+            error_log($statement->errorInfo()[2]);
+            die();
+        }
+        return $statement->rowCount();
+    }
+
+    public function execScript($querystr, $params = null){
+        $params = $params ? $params : array();
+        $statement = $this->_conn->prepare($querystr);
+        $ret = $statement->execute($params);
+        if(!$ret){
+            error_log('execScript： ' . $statement->errorInfo()[2]);
+            die();
+        }
+        return $ret;
+    }
+
+}
+
+$conn = new Mysql(array(
+    'host' => '127.0.0.1',
+    'port' => 3306,
+    'user' => 'root',
+    'passwd' => 'keji178',
+    'dbname' => 'accountdb_bk1',
+));
+
+$row = $conn->execQueryOne('SELECT * FROM accounts LIMIT 1, 10');
+var_dump($row);
+echo "hello world!\n";