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32 lines
776 B
32 lines
776 B
7 years ago
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<?php
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namespace framework\database;
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/**
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* DB接口类
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*/
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interface DbInterface{
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public function query($sql); //执行SQL
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public function fetch($sql); //从结果集中取出一行
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public function fetchAll($sql); //从结果集中取出全部数据
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public function getInsertId(); //获取最后插入主键ID
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public function getAffectedRows(); //获取受影响的记录数
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public function getVersion(); //获取数据库版本
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public function beginTrans(); //开启事务
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public function commit(); //提交事务
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public function rollback(); //回滚事务
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public function escapeString($str); //数据安全处理
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public function close(); //资源回收
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public function __destruct(); //析构函数
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}
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