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2023-05-17 23:24:39 +03:00
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+<?php
+/**
+ * @link https://www.yiiframework.com/
+ * @copyright Copyright (c) 2008 Yii Software LLC
+ * @license https://www.yiiframework.com/license/
+ */
+
+namespace yii\db;
+
+/**
+ * CheckConstraint represents the metadata of a table `CHECK` constraint.
+ *
+ * @author Sergey Makinen <sergey@makinen.ru>
+ * @since 2.0.13
+ */
+class CheckConstraint extends Constraint
+{
+    /**
+     * @var string the SQL of the `CHECK` constraint.
+     */
+    public $expression;
+}