Learning SQL by Alan Beaulieu The following errata were corrected in the 9/07 reprint. This page was updated September 11, 2007. 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 (142) Section beginning with "Generating Groups" at bottom of page; The last paragraph (including section title) on page 142 is duplicated at the top of the next page, 143.