最近在做联系数据库的系统项目,这里重新回顾了一些数据库的知识,主要是使用VS2012与SQL Server 2012简单的做了下面两个数据库的应用,虽然比较简单,但我认为这是非常有用的知识,尤其对刚接触这样的系统知识的同学,同时也巩固了自己的知识. 一.VS简单连接数据库使用DataGridView控件(显示和编辑不同数据类型的表格数据)来显示数据库中的数据,主要步骤是:先定义连接数据库和查询....

问答 2022-02-15 来自：开发者社区

连接SQL Server2008 时出现与网络相关的或特定实例的错误，未找到或无法访问服务器。请验证实例名称是否正确并且 SQL Server 已配置为允许远程连接。 (provider: SQL 网络接口, error: 40 - 定位指定的服务器/实例时出错)。错误代码：53.

连接SQL Server2008 时出现与网络相关的或特定实例的错误，未找到或无法访问服务器。请验证实例名称是否正确并且 SQL Server 已配置为允许远程连接。 (provider: SQL 网络接口, error: 40 - 定位指定的服务器/实例时出错)。错误代码：53.

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