March 22, 2015 (NEW udf version in >post #12 . slight  enhancement on index and multindex creation) March 21, 2015 (NEW udf version in >post #12 . slight  enhancement on index creation) March 15, 2015 (NEW version in >post #9 below. It also allows creation of simple indexes) March 03, 2015 (NEW improved version in >post #7 below) This is a simple udf to manage 1D or 2D arrays by means of SQL query. I hope it can be useful both for simple educational and testing purposes about SQL tha