https://htyp.org/mw/index.php?action=history&feed=atom&title=MySQL%2FPRIMARY_KEY 2026-06-27T09:07:53Z Revision history for this page on the wiki MediaWiki 1.45.3 https://htyp.org/mw/index.php?title=MySQL/PRIMARY_KEY&diff=16968&oldid=prev 2012-03-03T16:14:43Z

<p>quick reference</p> <p><b>New page</b></p><div>==Syntax==<br /> PRIMARY KEY(&#039;&#039;index_col_name&#039;&#039;, ...)<br /> <br /> It&#039;s not clear what the maximum number of columns is.<br /> ==Documentation==<br /> Official documentation is in CREATE TABLE:<br /> * [http://dev.mysql.com/doc/refman/5.1/en/create-table.html 5.1]</div>

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