diff --git a/Database/ActiveQuery.php b/Database/ActiveQuery.php
index 566a7ae2..e0c4a52b 100644
--- a/Database/ActiveQuery.php
+++ b/Database/ActiveQuery.php
@@ -10,10 +10,8 @@ declare(strict_types=1);
 namespace Database;
 
 use Snowflake\Abstracts\Component;
-use Database\Orm\Select;
 use Database\Traits\QueryTrait;
 use Exception;
-use Snowflake\Exception\ComponentException;
 use Snowflake\Snowflake;
 
 /**
@@ -268,8 +266,7 @@ class ActiveQuery extends Component
 	 */
 	public function batchUpdate(array $data): Command|array|bool|int|string
 	{
-		return $this->execute($this->builder->update($data))
-			->exec();
+		return $this->execute($this->builder->update($data))->exec();
 	}
 
 	/**
@@ -279,8 +276,7 @@ class ActiveQuery extends Component
 	 */
 	public function batchInsert(array $data): bool
 	{
-		return $this->execute($this->builder->insert($data, true))
-			->exec();
+		return $this->execute($this->builder->insert($data, true))->exec();
 	}
 
 	/**
diff --git a/Database/ActiveRecord.php b/Database/ActiveRecord.php
index 54441b2a..c52c7751 100644
--- a/Database/ActiveRecord.php
+++ b/Database/ActiveRecord.php
@@ -55,7 +55,7 @@ class ActiveRecord extends BaseActiveRecord
 	 */
 	public function increment(string $column, int $value): bool|ActiveRecord
 	{
-		if (!$this->mathematics(self::INCR, [$column => $value])) {
+		if (!$this->mathematics([$column => $value], '-')) {
 			return false;
 		}
 		$this->{$column} += $value;
@@ -71,7 +71,7 @@ class ActiveRecord extends BaseActiveRecord
 	 */
 	public function decrement(string $column, int $value): bool|ActiveRecord
 	{
-		if (!$this->mathematics(self::DECR, [$column => $value])) {
+		if (!$this->mathematics([$column => $value], '-')) {
 			return false;
 		}
 		$this->{$column} -= $value;
@@ -86,7 +86,7 @@ class ActiveRecord extends BaseActiveRecord
 	 */
 	public function increments(array $columns): bool|static
 	{
-		if (!$this->mathematics(self::INCR, $columns)) {
+		if (!$this->mathematics($columns, '+')) {
 			return false;
 		}
 		foreach ($columns as $key => $attribute) {
@@ -103,7 +103,7 @@ class ActiveRecord extends BaseActiveRecord
 	 */
 	public function decrements(array $columns): bool|static
 	{
-		if (!$this->mathematics(self::DECR, $columns)) {
+		if (!$this->mathematics($columns, '-')) {
 			return false;
 		}
 		foreach ($columns as $key => $attribute) {
@@ -152,17 +152,16 @@ class ActiveRecord extends BaseActiveRecord
 	 * @return array|bool|int|string|null
 	 * @throws Exception
 	 */
-	private function mathematics($action, $columns, $condition = []): int|bool|array|string|null
+	private function mathematics($columns, $action, $condition = []): int|bool|array|string|null
 	{
 		if (empty($condition)) {
 			$condition = [$this->getPrimary() => $this->getPrimaryValue()];
 		}
-		$execute = static::getDb()->createCommand()
-			->mathematics(self::getTable(), [$action => $columns], $condition);
-		if ($execute instanceof Command) {
-			return $execute->exec($this);
-		}
-		return false;
+
+		$activeQuery = static::find()->where($condition);
+		return static::getDb()
+			->createCommand(SqlBuilder::builder($activeQuery)->mathematics($columns, $action))
+			->exec();
 	}
 
 
diff --git a/Database/Builder.php b/Database/Builder.php
index 23d6cd32..27f90ee0 100644
--- a/Database/Builder.php
+++ b/Database/Builder.php
@@ -17,7 +17,6 @@ trait Builder
 {
 
 
-
 	/**
 	 * @param $alias
 	 * @return string
@@ -35,7 +34,7 @@ trait Builder
 	private function builderFrom($table): string
 	{
 		if ($table instanceof ActiveQuery) {
-			$table = '(' . $table->getBuild()->getQuery($table) . ')';
+			$table = '(' . SqlBuilder::builder($table)->get($table) . ')';
 		}
 		return " FROM " . $table;
 	}
@@ -111,7 +110,6 @@ trait Builder
 	}
 
 
-
 	/**
 	 * @param $where
 	 * @return string
diff --git a/Database/Command.php b/Database/Command.php
index 1f6a4e32..913c0ccc 100644
--- a/Database/Command.php
+++ b/Database/Command.php
@@ -65,63 +65,6 @@ class Command extends Component
 		return $this->execute(static::EXECUTE, $isInsert, $hasAutoIncrement);
 	}
 
-	/**
-	 * @param $model
-	 * @param $attributes
-	 * @param $condition
-	 * @param $param
-	 * @return Command
-	 * @throws Exception
-	 */
-	public function update($model, $attributes, $condition, $param): Command
-	{
-		$change = $this->db->getSchema()->getChange();
-		$sql = $change->update($model, $attributes, $condition, $param);
-		return $this->setSql($sql)->bindValues($param);
-	}
-
-
-	/**
-	 * @param $tableName
-	 * @param $attributes
-	 * @param $condition
-	 * @return Command
-	 * @throws Exception
-	 */
-	public function batchUpdate($tableName, $attributes, $condition): Command
-	{
-		$change = $this->db->getSchema();
-		[$sql, $param] = $change->getChange()->batchUpdate($tableName, $change, $attributes, $condition);
-		return $this->setSql($sql)->bindValues($param);
-	}
-
-
-	/**
-	 * @param $tableName
-	 * @param $attributes
-	 * @return Command
-	 * @throws Exception
-	 */
-	public function batchInsert($tableName, $attributes): Command
-	{
-		$change = $this->db->getSchema();
-		[$sql, $param] = $change->getChange()->batchInsert($tableName, $change, $attributes);
-		return $this->setSql($sql)->bindValues($param);
-	}
-
-	/**
-	 * @param $tableName
-	 * @param $attributes
-	 * @param $param
-	 * @return Command
-	 * @throws Exception
-	 */
-	public function insert($tableName, $attributes, $param): Command
-	{
-		$sql = $this->db->getSchema()
-			->getChange()->insert($tableName, $attributes, $param);
-		return $this->setSql($sql)->bindValues($param);
-	}
 
 	/**
 	 * @return int|bool|array|string|null
@@ -132,25 +75,6 @@ class Command extends Component
 		return $this->execute(static::FETCH_ALL);
 	}
 
-	/**
-	 * @param $tableName
-	 * @param $param
-	 * @param $condition
-	 * @return bool|Command
-	 * @throws ReflectionException
-	 * @throws NotFindClassException
-	 * @throws Exception
-	 */
-	public function mathematics($tableName, $param, $condition): bool|static
-	{
-		$change = $this->db->getSchema()->getChange();
-		$sql = $change->mathematics($tableName, $param, [$condition]);
-		if ($sql === false) {
-			return false;
-		}
-		return $this->setSql($sql);
-	}
-
 	/**
 	 * @return array|bool|int|string|null
 	 * @throws Exception
diff --git a/Database/Connection.php b/Database/Connection.php
index fbd6cb69..141211fd 100644
--- a/Database/Connection.php
+++ b/Database/Connection.php
@@ -14,7 +14,6 @@ namespace Database;
 use ReflectionException;
 use Snowflake\Abstracts\Component;
 use Database\Mysql\Schema;
-use Database\Orm\Select;
 use Exception;
 use PDO;
 use Snowflake\Event;
@@ -271,14 +270,6 @@ class Connection extends Component
 		return $command->bindValues($attributes);
 	}
 
-	/**
-	 * @return Select
-	 * @throws Exception
-	 */
-	public function getBuild(): Select
-	{
-		return $this->getSchema()->getQueryBuilder();
-	}
 
 	/**
 	 *
diff --git a/Database/Db.php b/Database/Db.php
index c560df54..36321c1b 100644
--- a/Database/Db.php
+++ b/Database/Db.php
@@ -104,8 +104,7 @@ class Db
         if (empty($db)) {
             $db = Snowflake::app()->database;
         }
-        $query = $db->getSchema()->getQueryBuilder();
-        return $db->createCommand($query->getQuery($this))
+        return $db->createCommand(SqlBuilder::builder($this)->one())
             ->all();
     }
 
@@ -128,8 +127,7 @@ class Db
         if (empty($db)) {
             $db = Snowflake::app()->database;
         }
-        $query = $db->getSchema()->getQueryBuilder();
-        return $db->createCommand($query->getQuery($this))
+        return $db->createCommand(SqlBuilder::builder($this)->all())
             ->one();
     }
 
@@ -143,9 +141,8 @@ class Db
         if (empty($db)) {
             $db = Snowflake::app()->database;
         }
-        $query = $db->getSchema()->getQueryBuilder();
-        return $db->createCommand($query->count($this))
-            ->rowCount();
+        return $db->createCommand(SqlBuilder::builder($this)->count())
+	        ->exec();
     }
 
     /**
@@ -158,8 +155,7 @@ class Db
         if (empty($db)) {
             $db = Snowflake::app()->database;
         }
-        $query = $db->getSchema()->getQueryBuilder();
-        return $db->createCommand($query->getQuery($this))
+        return $db->createCommand(SqlBuilder::builder($this)->one())
             ->fetchColumn();
     }
 
diff --git a/Database/Mysql/Columns.php b/Database/Mysql/Columns.php
index 3dc94cfe..461e2de6 100644
--- a/Database/Mysql/Columns.php
+++ b/Database/Mysql/Columns.php
@@ -11,7 +11,7 @@ declare(strict_types=1);
 namespace Database\Mysql;
 
 
-
+use Database\SqlBuilder;
 use Snowflake\Abstracts\Component;
 use Database\Connection;
 use Exception;
@@ -276,7 +276,7 @@ class Columns extends Component
 	private function structure($table): array|static
 	{
 		if (!isset($this->columns[$table]) || empty($this->columns[$table])) {
-			$column = $this->db->createCommand($this->db->getBuild()->getColumn($table))->all();
+			$column = $this->db->createCommand(SqlBuilder::builder(null)->columns($table))->all();
 			if (empty($column)) {
 				throw new Exception("The table " . $table . " not exists.");
 			}
diff --git a/Database/Mysql/Schema.php b/Database/Mysql/Schema.php
index 6f3f1a51..a1b82fd9 100644
--- a/Database/Mysql/Schema.php
+++ b/Database/Mysql/Schema.php
@@ -5,8 +5,6 @@ namespace Database\Mysql;
 
 use Snowflake\Abstracts\Component;
 use Database\Connection;
-use Database\Orm\Change;
-use Database\Orm\Select;
 
 /**
  * Class Schema
@@ -18,37 +16,9 @@ class Schema extends Component
 	/** @var ?Connection */
 	public ?Connection $db;
 
-	/** @var ?Select */
-	private ?Select $_builder = null;
-
 	/** @var ?Columns $_column*/
 	private ?Columns $_column = null;
 
-	/** @var ?Change */
-	private ?Change $_change = null;
-
-	/**
-	 * @return Select|null
-	 */
-	public function getQueryBuilder(): ?Select
-	{
-		if ($this->_builder === null) {
-			$this->_builder = new Select();
-		}
-		return $this->_builder;
-	}
-
-	/**
-	 * @return Change
-	 */
-	public function getChange(): Change
-	{
-		if ($this->_change === null) {
-			$this->_change = new Change();
-		}
-		return $this->_change;
-	}
-
 
 	/**
 	 * @return Columns|null
diff --git a/Database/Orm/Change.php b/Database/Orm/Change.php
deleted file mode 100644
index dab25ebd..00000000
--- a/Database/Orm/Change.php
+++ /dev/null
@@ -1,228 +0,0 @@
-<?php
-declare(strict_types=1);
-
-namespace Database\Orm;
-
-
-use Database\Connection;
-use Database\Mysql\Schema;
-use JetBrains\PhpStorm\Pure;
-use Snowflake\Abstracts\BaseObject;
-use Database\ActiveQuery;
-use Exception;
-use Snowflake\Snowflake;
-
-/**
- * Class Change
- * @package Yoc\db
- */
-class Change extends BaseObject
-{
-
-	use Condition;
-
-
-	/**
-	 * @param string $model
-	 * @param $attributes
-	 * @param $condition
-	 * @param $params
-	 * @return string
-	 * @throws Exception
-	 */
-	public function update(string $model, $attributes, $condition, &$params): string
-	{
-		if (empty($params)) {
-			throw new Exception("Not has update values.");
-		}
-		$_tmp = [];
-		foreach ($attributes as $val) {
-			if (!isset($params[$val])) {
-				continue;
-			}
-			$_tmp[] = $val . '=:' . $val;
-		}
-		if (empty($_tmp)) {
-			return '';
-		}
-		$where = implode(',', $_tmp);
-		if (!empty($condition)) {
-			$where .= $this->where($condition);
-		}
-		return "UPDATE " . $model . ' SET ' . $where;
-	}
-
-	/**
-	 * @param string $table
-	 * @param Schema $db
-	 * @param array $attributes
-	 * @param $condition
-	 * @return array|string
-	 * @throws Exception
-	 */
-	public function batchUpdate(string $table, Schema $db, array $attributes, $condition): array|string
-	{
-		$param = [];
-		$_attributes = [];
-
-		$format = $db->getColumns()->table($table);
-		foreach ($attributes as $key => $val) {
-			if ($val === null) {
-				continue;
-			}
-			$_attributes[':' . $key] = $format->fieldFormat($key, $val);
-			$param[] = $key . '=:' . $key;
-		}
-		if (empty($param)) {
-			return '';
-		}
-		$param = implode(',', $param);
-		if (!empty($condition)) {
-			$param .= $condition;
-		}
-		return ['UPDATE ' . $table . ' SET ' . $param, $_attributes];
-	}
-
-	/**
-	 * @param $table
-	 * @param $params
-	 * @param $condition
-	 * @return string|bool
-	 * @throws Exception
-	 */
-	public function mathematics($table, $params, $condition): string|bool
-	{
-		$_tmp = $newParam = [];
-		if (isset($params['incr']) && is_array($params['incr'])) {
-			$_tmp = $this->assemble($params['incr'], ' + ', $_tmp);
-		}
-		if (isset($params['decr']) && is_array($params['decr'])) {
-			$_tmp = $this->assemble($params['decr'], ' - ', $_tmp);
-		}
-		if (empty($_tmp)) {
-			return $this->addError('Not has IncrBy or DecrBy values.');
-		}
-		$_tmp = implode(',', $_tmp);
-		if (!empty($condition)) {
-			$_tmp .= $this->where($condition);
-		}
-		return 'UPDATE ' . $table . ' SET ' . $_tmp;
-	}
-
-	/**
-	 * @param $params
-	 * @param $op
-	 * @param array $_tmp
-	 * @return array
-	 * @throws Exception
-	 */
-	private function assemble($params, $op, array $_tmp): array
-	{
-		foreach ($params as $key => $val) {
-			$_tmp[] = sprintf('%s=%s%s%d', $key, $key, $op, $val);
-		}
-		return $_tmp;
-	}
-
-
-	/**
-	 * @param $table
-	 * @param $attributes
-	 * @param array|null $params
-	 * @return string
-	 * @throws Exception
-	 */
-	public function insert($table, $attributes, array $params = NULL): string
-	{
-		$sql = $this->inserts($table, implode(',', $attributes), '(:' . implode(',:', $attributes) . ')');
-		if (empty($params)) {
-			throw new Exception("save data param not find.");
-		}
-		foreach ($params as $key => $val) {
-			if (!str_contains($sql, ':' . $key)) {
-				throw new Exception("save $key data param not find.");
-			}
-		}
-		return $sql;
-	}
-
-
-	/**
-	 * @param $table
-	 * @param Schema $db
-	 * @param array|NULL $params
-	 * @return array
-	 * @throws Exception
-	 */
-	public function batchInsert($table, Schema $db, array $params = NULL): array
-	{
-		if (empty($params)) {
-			throw new Exception("save data param not find.");
-		}
-		$insert = $insertData = [];
-
-		$format = $db->getColumns()->table($table);
-
-		$attributes = array_keys(current($params));
-
-		foreach ($params as $key => $val) {
-			if (!is_array($val)) {
-				continue;
-			}
-			array_push($insert, '(:' . implode($key . ',:', $attributes) . $key . ')');
-			foreach ($attributes as $myVal) {
-				$insertData[':' . $myVal . $key] = $format->fieldFormat($myVal, $val[$myVal]);
-			}
-		}
-		if (empty($insertData) || empty($insert)) {
-			throw new Exception("save data is empty.");
-		}
-		$sql = $this->inserts($table, implode(',', $attributes), implode(',', $insert));
-		return [$sql, $insertData];
-	}
-
-
-	/**
-	 * @param $table
-	 * @param $fields
-	 * @param $data
-	 * @return string
-	 * 构建SQL语句
-	 */
-	#[Pure] private function inserts($table, $fields, $data): string
-	{
-		return sprintf('INSERT IGNORE INTO' . ' %s (%s) VALUES %s', $table, $fields, $data);
-	}
-
-
-	/**
-	 * @param ActiveQuery $query
-	 * @return string
-	 * @throws Exception
-	 */
-	public function delete(ActiveQuery $query): string
-	{
-		if (empty($query->from)) {
-			$query->from = $query->getTable();
-		}
-
-		$condition = $this->where($query->where);
-		if (empty($condition) && !$query->ifNotWhere) {
-			throw new Exception('clear data must has condition.');
-		}
-		$query = $this->builderFrom($query->from) . $condition;
-
-		return 'DELETE ' . $query;
-	}
-
-	/**
-	 * @param string $tableName
-	 * @return string
-	 */
-	public function truncate(string $tableName): string
-	{
-		return 'TRUNCATE ' . $tableName;
-	}
-
-
-}
diff --git a/Database/Orm/Select.php b/Database/Orm/Select.php
deleted file mode 100644
index 95a10606..00000000
--- a/Database/Orm/Select.php
+++ /dev/null
@@ -1,86 +0,0 @@
-<?php
-declare(strict_types=1);
-
-namespace Database\Orm;
-
-
-
-use Snowflake\Abstracts\BaseObject;
-use Database\ActiveQuery;
-use Database\Sql;
-use Database\Db;
-use Exception;
-
-/**
- * Class Select
- * @package Database\Orm
- */
-class Select extends BaseObject
-{
-
-	use Condition;
-
-	/**
-	 * @param ActiveQuery|Db|Sql $query
-	 * @return string
-	 * @throws Exception
-	 */
-	public function getQuery(ActiveQuery|Sql|Db $query): string
-	{
-		return $this->generate($query, false);
-	}
-
-	/**
-	 * @param ActiveQuery|Db|Sql $query
-	 * @return string
-	 * @throws Exception
-	 */
-	public function count(ActiveQuery|Db|Sql $query): string
-	{
-		return $this->generate($query, true);
-	}
-
-	/**
-	 * @param ActiveQuery|Db|Sql $query
-	 * @param bool $isCount
-	 * @return string
-	 * @throws Exception
-	 */
-	private function generate(ActiveQuery|Db|Sql $query, $isCount = false): string
-	{
-		if (empty($query->from)) {
-			$query->from = $query->getTable();
-		}
-		$builder = array_filter([
-			$this->builderSelect($query->select, $isCount),
-			$this->builderFrom($query->from),
-			$this->builderAlias($query->alias),
-			$this->builderJoin($query->join),
-			$this->where($query->where),
-			$this->builderGroup($query->group)
-		], function ($value) {
-			return !empty($value);
-		});
-		if ($isCount) {
-			return implode('', $builder);
-		}
-
-		$order = $this->builderOrder($query->order);
-		if (!empty($order)) {
-			$builder[] = $order;
-		}
-		$builder[] = $this->builderLimit($query);
-
-		return implode('', $builder);
-	}
-
-
-	/**
-	 * @param $table
-	 * @return string
-	 */
-	public function getColumn($table): string
-	{
-		return 'SHOW FULL FIELDS FROM ' . $table;
-	}
-}
diff --git a/Database/Sql.php b/Database/Sql.php
index e91acb16..f67e3f60 100644
--- a/Database/Sql.php
+++ b/Database/Sql.php
@@ -10,7 +10,6 @@ declare(strict_types=1);
 namespace Database;
 
 
-use Database\Orm\Select;
 use Database\Traits\QueryTrait;
 use Exception;
 
@@ -29,7 +28,7 @@ class Sql
 	 */
 	public function getSql(): string
 	{
-		return (new Select())->getQuery($this);
+		return SqlBuilder::builder($this)->get();
 	}
 
 
@@ -39,7 +38,7 @@ class Sql
 	 */
 	public function getCondition(): string
 	{
-		return (new Select())->getWhere($this);
+		return SqlBuilder::builder($this)->getCondition();
 	}
 
 
diff --git a/Database/SqlBuilder.php b/Database/SqlBuilder.php
index 106f4784..e98eb373 100644
--- a/Database/SqlBuilder.php
+++ b/Database/SqlBuilder.php
@@ -4,6 +4,7 @@
 namespace Database;
 
 
+use Database\Traits\QueryTrait;
 use Exception;
 use JetBrains\PhpStorm\Pure;
 use Snowflake\Abstracts\Component;
@@ -19,19 +20,29 @@ class SqlBuilder extends Component
 	use Builder;
 
 
-	public ActiveQuery $query;
+	public ActiveQuery|Sql $query;
 
 
 	/**
 	 * @param $query
 	 * @return $this
 	 */
-	public static function builder($query): static
+	public static function builder(QueryTrait|null $query): static
 	{
 		return new static(['query' => $query]);
 	}
 
 
+	/**
+	 * @return string
+	 * @throws Exception
+	 */
+	public function getCondition(): string
+	{
+		return $this->conditionToString();
+	}
+
+
 	/**
 	 * @param array $attributes
 	 * @return bool|array
@@ -51,6 +62,30 @@ class SqlBuilder extends Component
 	}
 
 
+	/**
+	 * @param array $attributes
+	 * @param string $opera
+	 * @return bool|array
+	 * @throws Exception
+	 */
+	public function mathematics(array $attributes, $opera = '+'): bool|array
+	{
+		$string = $array = [];
+		foreach ($attributes as $attribute => $value) {
+			$string[] = $attribute . '=' . $attribute . $opera . $value;
+		}
+
+		if (empty($string) || empty($array)) {
+			return $this->addError('None data update.');
+		}
+
+		$update = 'UPDATE ' . $this->tableName() . ' SET ' . implode(',', $string) . $this->conditionToString();
+		$update .= $this->builderLimit($this->query);
+
+		return [$update, []];
+	}
+
+
 	/**
 	 * @param array $attributes
 	 * @param false $isBatch
@@ -116,7 +151,8 @@ class SqlBuilder extends Component
 	 */
 	public function one(): string
 	{
-		return $this->_prefix(true) . ' LIMIT 0,1';
+		$this->query->limit(0, 1);
+		return $this->_prefix(true);
 	}
 
 
@@ -126,7 +162,7 @@ class SqlBuilder extends Component
 	 */
 	public function all(): string
 	{
-		return $this->_prefix(true) . $this->builderLimit($this->query);
+		return $this->_prefix(true);
 	}
 
 
@@ -140,6 +176,16 @@ class SqlBuilder extends Component
 	}
 
 
+	/**
+	 * @param $table
+	 * @return string
+	 */
+	public function columns($table): string
+	{
+		return 'SHOW FULL FIELDS FROM ' . $table;
+	}
+
+
 	/**
 	 * @param bool $hasOrder
 	 * @return string
@@ -148,6 +194,12 @@ class SqlBuilder extends Component
 	private function _prefix($hasOrder = false): string
 	{
 		$select = $this->builderSelect($this->query->select) . ' FROM ' . $this->tableName();
+		if (!empty($this->query->alias)) {
+			$select .= $this->builderAlias($this->query->alias);
+		}
+		if (!empty($this->query->join)) {
+			$select .= $this->builderJoin($this->query->join);
+		}
 		if (!empty($condition = $this->conditionToString())) {
 			$select = sprintf('%s%s', $select, $condition);
 		}
@@ -157,7 +209,21 @@ class SqlBuilder extends Component
 		if ($hasOrder === true && !empty($this->query->order)) {
 			$select .= $this->builderOrder($this->query->order);
 		}
-		return $select;
+		return $select . $this->builderLimit($this->query);
+	}
+
+
+	/**
+	 * @param false $isCount
+	 * @return string
+	 * @throws Exception
+	 */
+	public function get($isCount = false): string
+	{
+		if ($isCount === false) {
+			return $this->all();
+		}
+		return $this->count();
 	}
 
 
diff --git a/Database/Traits/QueryTrait.php b/Database/Traits/QueryTrait.php
index c8e42c57..92d6b863 100644
--- a/Database/Traits/QueryTrait.php
+++ b/Database/Traits/QueryTrait.php
@@ -13,7 +13,6 @@ namespace Database\Traits;
 use Database\ActiveQuery;
 use Database\ActiveRecord;
 use Database\Condition\MathematicsCondition;
-use Database\Orm\Select;
 use Exception;
 
 /**