For those interested in using Calc as a simple database, there is a simple step-by-step tutorial available to show you how.
From the tutorial:
A Calc document is a very capable database, providing sufficient functionality to satisfy the needs of many users. This chapter presents the capabilities of a Calc document that make it suitable as a database tool. Where applicable, the functionality is explained using both the GUI (Graphical User Interface) and macros.
Go to Calc as a Simple Database now