sql连接数据库字符串

Windows身份验证：

 

<connectionStrings>

  <add name="GameCardSaleDB" connectionString="Data Source=2FE7E52BA2E4457/SQLEXPRESS;Initial Catalog=GameCardSale;Integrated Security=True"/>

 </connectionStrings>

 

 

sql身份验证：

 

 

<connectionStrings>
  <add name="GameCardSaleDB" connectionString="server=2FE7E52BA2E4457/SQLEXPRESS;database=GameCardSale;uid=sa;pwd=sa"/>
 </connectionStrings>