vendor/topthink/think-orm/src/db/ConnectionInterface.php

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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2019 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
declare (strict_types = 1);

namespace think\db;

use Psr\SimpleCache\CacheInterface;
use think\DbManager;

/**
 * Connection interface
 */
interface ConnectionInterface
{
    /**
     * 获取当前连接器类对应的Query类
     * @access public
     * @return string
     */
    public function getQueryClass(): string;

    /**
     * 指定表名开始查询
     * @param $table
     * @return BaseQuery
     */
    public function table($table);

    /**
     * 指定表名开始查询(不带前缀)
     * @param $name
     * @return BaseQuery
     */
    public function name($name);

    /**
     * 连接数据库方法
     * @access public
     * @param array   $config  接参数
     * @param integer $linkNum 连接序号
     * @return mixed
     */
    public function connect(array $config = [], $linkNum = 0);

    /**
     * 设置当前的数据库Db对象
     * @access public
     * @param DbManager $db
     * @return void
     */
    public function setDb(DbManager $db);