select * from commodity WHERE name LIKE $keywords ORDER BY rank $rank limit $pages, $rows
WHERE、ORDER、limit这三个同时用应该怎么排啊,上面这句不行
这样就可以 select * from commodity ORDER BY rank $rank limit $pages, $rows
回复讨论(解决方案)
我知道了,进来拿一下分吧
select * from tbname order by id desc limit 0,10
好吧!那来接分了!
新问题
"select * from subcatalog WHERE name LIKE '%$keywords%' and catalog = $catalog ORDER BY rank $rank limit $pages, $rows"
上面的语句,怎么可以做到当 $catalog 这个值为空的时候,可以搜索其他的数据,现在这里catalog = $catalog 为空的时候列表就没有东西出来了

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