diff --git a/Database/Command.php b/Database/Command.php
index 91d15ece..1407796d 100644
--- a/Database/Command.php
+++ b/Database/Command.php
@@ -221,7 +221,6 @@ class Command extends Component
         if (!($connect instanceof PDO)) {
             return null;
         }
-        var_dump($connect->getAttribute(PDO::ATTR_SERVER_INFO), $this->sql);
         if (!($query = $connect->query($this->sql))) return null;
         if ($type === static::ROW_COUNT) {
             $result = $query->rowCount();
diff --git a/Database/Connection.php b/Database/Connection.php
index bdf94b25..915e08e4 100644
--- a/Database/Connection.php
+++ b/Database/Connection.php
@@ -29,308 +29,310 @@ use Snowflake\Snowflake;
  */
 class Connection extends Component
 {
-	const TRANSACTION_COMMIT = 'transaction::commit';
-	const TRANSACTION_ROLLBACK = 'transaction::rollback';
+    const TRANSACTION_COMMIT = 'transaction::commit';
+    const TRANSACTION_ROLLBACK = 'transaction::rollback';
 
-	public string $id = 'db';
-	public string $cds = '';
-	public string $password = '';
-	public string $username = '';
-	public string $charset = 'utf-8';
-	public string $tablePrefix = '';
+    public string $id = 'db';
+    public string $cds = '';
+    public string $password = '';
+    public string $username = '';
+    public string $charset = 'utf-8';
+    public string $tablePrefix = '';
 
-	public int $timeout = 1900;
+    public int $timeout = 1900;
 
-	public int $maxNumber = 200;
+    public int $maxNumber = 200;
 
-	/**
-	 * @var bool
-	 * enable database cache
-	 */
-	public bool $enableCache = false;
-	public string $cacheDriver = 'redis';
+    /**
+     * @var bool
+     * enable database cache
+     */
+    public bool $enableCache = false;
+    public string $cacheDriver = 'redis';
 
-	/**
-	 * @var array
-	 *
-	 * @example [
-	 *    'cds'      => 'mysql:dbname=dbname;host=127.0.0.1',
-	 *    'username' => 'root',
-	 *    'password' => 'root'
-	 * ]
-	 */
-	public array $slaveConfig = [];
+    /**
+     * @var array
+     *
+     * @example [
+     *    'cds'      => 'mysql:dbname=dbname;host=127.0.0.1',
+     *    'username' => 'root',
+     *    'password' => 'root'
+     * ]
+     */
+    public array $slaveConfig = [];
 
-	private ?Schema $_schema = null;
+    private ?Schema $_schema = null;
 
 
-	/**
-	 * @throws Exception
-	 */
-	public function init()
-	{
-		$event = Snowflake::app()->getEvent();
-		$event->on(Event::SYSTEM_RESOURCE_CLEAN, [$this, 'disconnect']);
-		$event->on(Event::SYSTEM_RESOURCE_RELEASES, [$this, 'clear_connection']);
-	}
+    /**
+     * @throws Exception
+     */
+    public function init()
+    {
+        $event = Snowflake::app()->getEvent();
+        $event->on(Event::SYSTEM_RESOURCE_CLEAN, [$this, 'disconnect']);
+        $event->on(Event::SYSTEM_RESOURCE_RELEASES, [$this, 'clear_connection']);
+    }
 
 
-	/**
-	 * @throws Exception
-	 */
-	public function enablingTransactions()
-	{
-		if (!Db::transactionsActive()) {
-			return;
-		}
-		$this->beginTransaction();
+    /**
+     * @throws Exception
+     */
+    public function enablingTransactions()
+    {
+        if (!Db::transactionsActive()) {
+            return;
+        }
+        $this->beginTransaction();
 
-		$event = Snowflake::app()->getEvent();
-		$event->on(Connection::TRANSACTION_COMMIT, [$this, 'commit'], false, true);
-		$event->on(Connection::TRANSACTION_ROLLBACK, [$this, 'rollback'], false, true);
-	}
+        $event = Snowflake::app()->getEvent();
+        $event->on(Connection::TRANSACTION_COMMIT, [$this, 'commit'], false, true);
+        $event->on(Connection::TRANSACTION_ROLLBACK, [$this, 'rollback'], false, true);
+    }
 
-	/**
-	 * @param null $sql
-	 * @return PDO
-	 * @throws Exception
-	 */
-	public function getConnect($sql = NULL): PDO
-	{
-		$connections = $this->connections();
-		$connections->initConnections('mysql', $this->cds, true, $this->maxNumber);
-		$connections->initConnections('mysql', $this->slaveConfig['cds'], false, $this->maxNumber);
-		$connections->setTimeout($this->timeout);
+    /**
+     * @param null $sql
+     * @return PDO
+     * @throws Exception
+     */
+    public function getConnect($sql = NULL): PDO
+    {
+        $connections = $this->connections();
+        $connections->initConnections('mysql', $this->cds, true, $this->maxNumber);
+        $connections->initConnections('mysql', $this->slaveConfig['cds'], false, $this->maxNumber);
+        $connections->setTimeout($this->timeout);
 
-		return $this->getPdo($sql);
-	}
+        var_dump($this->cds, $this->slaveConfig['cds']);
+
+        return $this->getPdo($sql);
+    }
 
 
-	/**
-	 * 初始化 Channel
-	 * @throws ComponentException
-	 */
-	public function fill()
-	{
-		$connections = $this->connections();
-		$connections->initConnections('mysql', $this->cds, true, $this->maxNumber);
-		$connections->initConnections('mysql', $this->slaveConfig['cds'], false, $this->maxNumber);
-	}
+    /**
+     * 初始化 Channel
+     * @throws ComponentException
+     */
+    public function fill()
+    {
+        $connections = $this->connections();
+        $connections->initConnections('mysql', $this->cds, true, $this->maxNumber);
+        $connections->initConnections('mysql', $this->slaveConfig['cds'], false, $this->maxNumber);
+    }
 
 
-	/**
-	 * @param $sql
-	 * @return PDO
-	 * @throws Exception
-	 */
-	private function getPdo($sql): PDO
-	{
-		if ($this->isWrite($sql)) {
-			$connect = $this->masterInstance();
-		} else {
-			$connect = $this->slaveInstance();
-		}
-		return $connect;
-	}
+    /**
+     * @param $sql
+     * @return PDO
+     * @throws Exception
+     */
+    private function getPdo($sql): PDO
+    {
+        if ($this->isWrite($sql)) {
+            $connect = $this->masterInstance();
+        } else {
+            $connect = $this->slaveInstance();
+        }
+        return $connect;
+    }
 
-	/**
-	 * @return mixed
-	 * @throws ReflectionException
-	 * @throws NotFindClassException
-	 */
-	public function getSchema(): mixed
-	{
-		if ($this->_schema === null) {
-			$this->_schema = Snowflake::createObject([
-				'class' => Schema::class,
-				'db'    => $this
-			]);
-		}
-		return $this->_schema;
-	}
+    /**
+     * @return mixed
+     * @throws ReflectionException
+     * @throws NotFindClassException
+     */
+    public function getSchema(): mixed
+    {
+        if ($this->_schema === null) {
+            $this->_schema = Snowflake::createObject([
+                'class' => Schema::class,
+                'db'    => $this
+            ]);
+        }
+        return $this->_schema;
+    }
 
-	/**
-	 * @param $sql
-	 * @return bool
-	 */
-	#[Pure] public function isWrite($sql): bool
-	{
-		if (empty($sql)) return false;
+    /**
+     * @param $sql
+     * @return bool
+     */
+    #[Pure] public function isWrite($sql): bool
+    {
+        if (empty($sql)) return false;
 
-		$prefix = strtolower(mb_substr($sql, 0, 6));
+        $prefix = strtolower(mb_substr($sql, 0, 6));
 
-		return in_array($prefix, ['insert', 'update', 'delete']);
-	}
+        return in_array($prefix, ['insert', 'update', 'delete']);
+    }
 
-	/**
-	 * @return mixed
-	 * @throws ComponentException
-	 */
-	public function getCacheDriver(): mixed
-	{
-		if (!$this->enableCache) {
-			return null;
-		}
-		return Snowflake::app()->get($this->cacheDriver);
-	}
+    /**
+     * @return mixed
+     * @throws ComponentException
+     */
+    public function getCacheDriver(): mixed
+    {
+        if (!$this->enableCache) {
+            return null;
+        }
+        return Snowflake::app()->get($this->cacheDriver);
+    }
 
-	/**
-	 * @return PDO
-	 * @throws Exception
-	 */
-	public function masterInstance(): PDO
-	{
-		return $this->connections()->getConnection([
-			'cds'      => $this->cds,
-			'username' => $this->username,
-			'password' => $this->password
-		], true);
-	}
+    /**
+     * @return PDO
+     * @throws Exception
+     */
+    public function masterInstance(): PDO
+    {
+        return $this->connections()->getConnection([
+            'cds'      => $this->cds,
+            'username' => $this->username,
+            'password' => $this->password
+        ], true);
+    }
 
-	/**
-	 * @return PDO
-	 * @throws Exception
-	 */
-	public function slaveInstance(): PDO
-	{
-		if (empty($this->slaveConfig) || $this->slaveConfig['cds'] == $this->cds) {
-			return $this->masterInstance();
-		}
-		return $this->connections()->getConnection($this->slaveConfig, false);
-	}
+    /**
+     * @return PDO
+     * @throws Exception
+     */
+    public function slaveInstance(): PDO
+    {
+        if (empty($this->slaveConfig) || $this->slaveConfig['cds'] == $this->cds) {
+            return $this->masterInstance();
+        }
+        return $this->connections()->getConnection($this->slaveConfig, false);
+    }
 
 
-	/**
-	 * @return \Snowflake\Pool\Connection
-	 * @throws ComponentException
-	 */
-	private function connections(): \Snowflake\Pool\Connection
-	{
-		return Snowflake::app()->getConnections();
-	}
+    /**
+     * @return \Snowflake\Pool\Connection
+     * @throws ComponentException
+     */
+    private function connections(): \Snowflake\Pool\Connection
+    {
+        return Snowflake::app()->getConnections();
+    }
 
 
-	/**
-	 * @return $this
-	 * @throws Exception
-	 */
-	public function beginTransaction(): static
-	{
-		$this->connections()->beginTransaction($this->cds);
-		return $this;
-	}
+    /**
+     * @return $this
+     * @throws Exception
+     */
+    public function beginTransaction(): static
+    {
+        $this->connections()->beginTransaction($this->cds);
+        return $this;
+    }
 
-	/**
-	 * @return $this|bool
-	 * @throws Exception
-	 */
-	public function inTransaction(): bool|static
-	{
-		return $this->connections()->inTransaction($this->cds);
-	}
+    /**
+     * @return $this|bool
+     * @throws Exception
+     */
+    public function inTransaction(): bool|static
+    {
+        return $this->connections()->inTransaction($this->cds);
+    }
 
-	/**
-	 * @throws Exception
-	 * 事务回滚
-	 */
-	public function rollback()
-	{
-		$this->connections()->rollback($this->cds);
-	}
+    /**
+     * @throws Exception
+     * 事务回滚
+     */
+    public function rollback()
+    {
+        $this->connections()->rollback($this->cds);
+    }
 
-	/**
-	 * @throws Exception
-	 * 事务提交
-	 */
-	public function commit()
-	{
-		$this->connections()->commit($this->cds);
-	}
+    /**
+     * @throws Exception
+     * 事务提交
+     */
+    public function commit()
+    {
+        $this->connections()->commit($this->cds);
+    }
 
-	/**
-	 * @param $sql
-	 * @return PDO
-	 * @throws Exception
-	 */
-	public function refresh($sql): PDO
-	{
-		if ($this->isWrite($sql)) {
-			$instance = $this->masterInstance();
-		} else {
-			$instance = $this->slaveInstance();
-		}
-		return $instance;
-	}
+    /**
+     * @param $sql
+     * @return PDO
+     * @throws Exception
+     */
+    public function refresh($sql): PDO
+    {
+        if ($this->isWrite($sql)) {
+            $instance = $this->masterInstance();
+        } else {
+            $instance = $this->slaveInstance();
+        }
+        return $instance;
+    }
 
-	/**
-	 * @param $sql
-	 * @param array $attributes
-	 * @return Command
-	 * @throws
-	 */
-	public function createCommand($sql = null, $attributes = []): Command
-	{
-		$command = new Command(['db' => $this, 'sql' => $sql]);
-		return $command->bindValues($attributes);
-	}
+    /**
+     * @param $sql
+     * @param array $attributes
+     * @return Command
+     * @throws
+     */
+    public function createCommand($sql = null, $attributes = []): Command
+    {
+        $command = new Command(['db' => $this, 'sql' => $sql]);
+        return $command->bindValues($attributes);
+    }
 
-	/**
-	 * @return Select
-	 * @throws Exception
-	 */
-	public function getBuild(): Select
-	{
-		return $this->getSchema()->getQueryBuilder();
-	}
+    /**
+     * @return Select
+     * @throws Exception
+     */
+    public function getBuild(): Select
+    {
+        return $this->getSchema()->getQueryBuilder();
+    }
 
-	/**
-	 *
-	 * 回收链接
-	 * @throws
-	 */
-	public function release()
-	{
-		$connections = $this->connections();
+    /**
+     *
+     * 回收链接
+     * @throws
+     */
+    public function release()
+    {
+        $connections = $this->connections();
 
-		$connections->release($this->cds, true);
-		$connections->release($this->slaveConfig['cds'], false);
-	}
+        $connections->release($this->cds, true);
+        $connections->release($this->slaveConfig['cds'], false);
+    }
 
 
-	/**
-	 * 临时回收
-	 * @throws ComponentException
-	 */
-	public function recovery()
-	{
-		$connections = $this->connections();
+    /**
+     * 临时回收
+     * @throws ComponentException
+     */
+    public function recovery()
+    {
+        $connections = $this->connections();
 
-		$connections->release($this->cds, true);
-		$connections->release($this->slaveConfig['cds'], false);
-	}
+        $connections->release($this->cds, true);
+        $connections->release($this->slaveConfig['cds'], false);
+    }
 
-	/**
-	 *
-	 * 回收链接
-	 * @throws
-	 */
-	public function clear_connection()
-	{
-		$connections = $this->connections();
+    /**
+     *
+     * 回收链接
+     * @throws
+     */
+    public function clear_connection()
+    {
+        $connections = $this->connections();
 
-		$connections->release($this->cds, true);
-		$connections->release($this->slaveConfig['cds'], false);
-	}
+        $connections->release($this->cds, true);
+        $connections->release($this->slaveConfig['cds'], false);
+    }
 
 
-	/**
-	 * @throws Exception
-	 */
-	public function disconnect()
-	{
-		$connections = $this->connections();
-		$connections->disconnect($this->cds);
-		$connections->disconnect($this->slaveConfig['cds']);
-	}
+    /**
+     * @throws Exception
+     */
+    public function disconnect()
+    {
+        $connections = $this->connections();
+        $connections->disconnect($this->cds);
+        $connections->disconnect($this->slaveConfig['cds']);
+    }
 
 }