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