Oracle SQL: The Essential Reference by David C. Kreines Following are the changes made in the 11/00 reprint. Here's a key to the markup: [page-number]: serious technical mistake {page-number}: minor technical mistake : important language/formatting problem (page-number): language change or minor formatting problem ?page-number?: reader question or request for clarification (xii) The last sentence of the first full paragraph did read: "This was the first widely circulated paper about the language that wasProceedings of the May 1974 ACM SIGMOD Workshop on Data Description, Access and Control to become SQL." Now reads: "This was the first widely circulated paper about the language that was to become SQL."