2010
06.04
06.04
经常会忘记,在这里记一下
SELECT *
FROM `数据表`
GROUP BY `分组的字段`
LIMIT 0 , 30
FROM `数据表`
GROUP BY `分组的字段`
LIMIT 0 , 30
例:(查询dedecms(织梦)程序的栏目标题表,以栏目id分组)
SELECT *
FROM `dede_archives`
GROUP BY `typeid`
LIMIT 0 , 30
FROM `dede_archives`
GROUP BY `typeid`
LIMIT 0 , 30

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