(T entity, ExpressionT, object>> updateFileds = null, bool beginTransaction = false);
/// T> entities, ExpressionT, object>> updateFileds = null, bool beginTransaction = false...(T entity, ExpressionT, object>> updateFileds = null, bool beginTransaction = false);
///...(T entity, ExpressionT, object>> addFileds = null, bool beginTransaction = false)
{...(IEnumerableT> entities, ExpressionT, object>> addFileds = null, bool beginTransaction = true)