C#------连接SQLServer和MySQL字符串

<connectionStrings>

    <add name="ConnectionStrings" connectionString="Data Source=192.168.3.2;port=3306;Initial Catalog=tsyw;user id=root;password=123456;Charset=utf8" 　　　　providerName="MySql.Data.MySqlClient" />

    <add name="ConnectionStrings" connectionString="Data Source=192.168.3.2;Initial Catalog=TSYW;User ID=sa;Password=AAbb123456;Persist Security Info　　　　 =True;" providerName="System.Data.SqlClient" />

　　<add name="ConnectionStrings" connectionString="data source=X450V-PC;initial catalog=TSYW;integrated security=True;MultipleActiveResultSets=True;　　　　App=EntityFramework" providerName="System.Data.SqlClient" />

</connectionStrings>