From A to XOR – Relational Database Terms and Concepts Made Clear [amazon_link asins=’059652798′ template=’ProductAd’ store=’orahome-21′ marketplace=’UK’ link_id=’55d7bd9c-bcd8-11e8-9f01-cf10e0cf27e7′] ISBN: 059652798 Pages: 113 Publisher: O’Reilly Topic: Databases From web applications to job tracking systems or accounting packages, you don’t have to