If your custom data processing extension connects to data sources using impersonation, you must use the Open method on either the IDbConnection or IDbConnectionExtension interfaces to make the request.是什么意思_If your custom data processing extension connects to data sources using impersonation, you must use the Open method on either the IDbConnection or IDbConnectionExtension interfaces to make the request.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句