MySQL 5.1 帮助文档 chm格式MySQL 5.1 Reference ManualCopyright 1997-2006 MySQL AB This documentation is NOT distributed under a GPL license. Use of this documentation is subject to the following terms: You may create a printed copy of this documentation so
mysql帮助文档 里面有相应的例子 (SELECT COUNT(*) /* no hint */ FROM t2 WHERE NOT EXISTS (SELECT * FROM t3 WHERE ROW(5*t2.s1,77)= (SELECT 50,11*s1 FROM t4 UNION SELECT 50,77 FROM (SELECT * FROM t5) AS t5)));
