sql 书写顺序

SELECT select_list
  [ INTO new_table ]
  FROM table_source
  [ WHERE search_condition ]
  [ GROUP BY group_by_expression ]
  [ HAVING search_condition ]
  [ ORDER BY order_expression [ ASC | DESC ] ]

posted @ 2016-03-18 12:11  孟宇  阅读(207)  评论(0编辑  收藏  举报