C#------连接SQLServer和MySQL字符串

<connectionStrings>
    <add name="ConnectionStrings" connectionString="Data Source=IP地址;port=端口号;user id=用户名;password=密码;Charset=utf8" providerName="MySql.Data.MySqlClient" /><--c#账号密码连接MySQL数据库字符串-->
    <add name="ConnectionStrings" connectionString="Data Source=IP地址;User ID=用户名;Password=密码（可为空）;Persist Security Info=True;" providerName="System.Data.SqlClient" /><--c#账号密码连接SqlServer数据库字符串-->
　　<add name="ConnectionStrings" connectionString="data source=电脑名;integrated security=True;MultipleActiveResultSets=True;App=EntityFramework" providerName="System.Data.SqlClient" />
</connectionStrings><--c#windows连接SqlServer数据库-->