diff --git a/src/db/Query.php b/src/db/Query.php
index e0f56751ffd4c8966c6a8af0bd4c37be2f346429..aa46b8231f30abeaf8820ea30a8c3e363641993f 100644
--- a/src/db/Query.php
+++ b/src/db/Query.php
@@ -17,23 +17,23 @@ class Query
 
     //db参数
     protected $options = [
-        'table'     => '',
-        'alias'     => [],
-        'where'     => [],
-        'whereNum'  => 0,
-        'field'     => '*',
-        'order'     => [],
-        'distinct'  => false,
-        'join'      => '',
-        'union'     => '',
-        'group'     => '',
-        'having'    => '',
-        'limit'     => '',
-        'lock'      => false,
+        'table' => '',
+        'alias' => [],
+        'where' => [],
+        'whereNum' => 0,
+        'field' => '*',
+        'order' => [],
+        'distinct' => false,
+        'join' => '',
+        'union' => '',
+        'group' => '',
+        'having' => '',
+        'limit' => '',
+        'lock' => false,
         'fetch_sql' => false,
-        'data'      => [],
-        'prefix'    => '',
-        'setDefer'  => true
+        'data' => [],
+        'prefix' => '',
+        'setDefer' => true
     ];
 
 
@@ -49,25 +49,11 @@ class Query
      *
      * @return string
      */
-    protected function class_info (){
-        return json_encode(debug_backtrace());
-    }
-
-
-    /**
-     * @错误信息格式
-     *
-     * @param $class_info
-     */
-    protected function dumpError($class_info){
-        echo PHP_EOL.PHP_EOL.PHP_EOL;
-        echo "=================================================================".PHP_EOL;
-        echo "时间：".date('Y-m-d H:m:i',time()).PHP_EOL.PHP_EOL;
-        echo "报错信息：(格式为json，请格式化后分析)".PHP_EOL;
-        echo $class_info.PHP_EOL;
+    protected function class_info()
+    {
+        return debug_backtrace();
     }
 
-
     /**
      * @初始化
      *
@@ -76,8 +62,8 @@ class Query
      */
     public function init(MysqlPool $MysqlPool)
     {
-        $this->MysqlPool           = $MysqlPool;
-        $this->options['prefix']   = $MysqlPool->config['prefix'];
+        $this->MysqlPool = $MysqlPool;
+        $this->options['prefix'] = $MysqlPool->config['prefix'];
         $this->options['setDefer'] = $MysqlPool->config['setDefer'];
         return $this;
     }
@@ -95,6 +81,16 @@ class Query
         return $this;
     }
 
+    /**
+     * @param string $tableName
+     * @return $this
+     */
+    public function table($tableName = '')
+    {
+        $this->options['table'] =  $tableName;
+        return $this;
+    }
+
     //暂未实现
 //    public function alias()
 //    {
@@ -197,8 +193,23 @@ class Query
      * @param array $whereArray
      * @return $this
      */
-    public function where($whereArray = [])
+    public function where($field, $op = null, $condition = null)
     {
+        if (is_array($field)) {
+            $whereArray = $field;
+        } elseif (is_object($field)){
+            $field($this);
+            return $this;
+        } else {
+            if ($op != null && $condition == null){
+                $condition = $op;
+                $op = '=';
+            }
+            $whereArray = [
+                $field => [$op != null ?: '=', $condition]
+            ];
+        }
+
         $this->options['where'][$this->options['whereNum']] = $whereArray;
         $this->options['whereNum']++;
         return $this;
@@ -353,17 +364,17 @@ class Query
 
     /**
      * @执行sql
-     *
      * @param $result
      * @return mixed
+     * @throws \Exception
      */
     public function query($result)
     {
         $chan = new \chan(1);
 
         $class_info = $this->class_info();
-        go(function () use ($chan, $result,$class_info) {
-            try{
+        go(function () use ($chan, $result, $class_info) {
+            try {
                 $dumpError = false;
 
                 $mysql = $this->MysqlPool->get();
@@ -371,7 +382,7 @@ class Query
                 if (is_string($result)) {
                     $rs = $mysql->query($result);
 
-                    if($rs === false){
+                    if ($rs === false) {
                         $dumpError = true;
                     }
 
@@ -381,22 +392,22 @@ class Query
                 } else {
                     $stmt = $mysql->prepare($result['sql']);
 
-                    if($stmt === false){
+                    if ($stmt === false) {
                         $dumpError = true;
                     }
 
                     if ($stmt) {
                         $rs = $stmt->execute($result['sethinkBind']);
 
-                        if($rs === false){
+                        if ($rs === false) {
                             $dumpError = true;
                         }
 
                         if ($this->options['setDefer']) {
                             if ($this->options['limit'] == 1) {
-                                if(count($rs) > 0){
+                                if (count($rs) > 0) {
                                     $chan->push($rs[0]);
-                                }else{
+                                } else {
                                     $chan->push(null);
                                 }
                             } else {
@@ -411,22 +422,19 @@ class Query
                 }
                 $this->put($mysql);
 
-                if($dumpError){
-                    $this->dumpError($class_info);
-                    echo PHP_EOL."mysql_error : {$mysql->error}".PHP_EOL;
-                    echo "mysql_errno : {$mysql->errno}".PHP_EOL;
+                if ($dumpError) {
+                    throw new \ErrorException($mysql->error,$mysql->errno);
                 }
-            }catch (\Exception $e){
-                $this->dumpError($class_info);
-                var_dump($e);
+            } catch (\Exception $e) {
                 if ($this->options['setDefer']) {
                     $chan->push(null);
                 }
+                throw new \Exception($e->getMessage(),$e->getCode(),$e->getPrevious());
             }
 
         });
 
-        if($this->options['setDefer']){
+        if ($this->options['setDefer']) {
             return $chan->pop();
         }
     }