css,sql语句

最新推荐文章于 2025-11-25 12:24:29 发布

原创最新推荐文章于 2025-11-25 12:24:29 发布 · 292 阅读

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#sql #css #stylesheet #table #border #input

select * from table where id in (select min(id) from table group by name)
select * from tab union all (select * from tab_1 union all select * from tab_2) order by id desc
select count(id) from table group by 要统计的字段 (id是什么都可以,只要不是聚合本身就可以)
min max count sum都是聚合才能使用的函数( count(*)除外 )

<LINK href="body.css" type=text/css rel=stylesheet>

body.css

td {
font-family:"lucida grande", Verdana, lucida, Arial, Helvetica, 宋体, sans-serif;
font-size:12px;
font-color:white
}
a.tt:link{text-decoration:none;color:#CC0000;}
a.tt:visited {font-size: 9pt;color: #CC0000;}
a.tt:hover {font-size: 9pt;color: #FF3366;background-color:#CCCCCC}

a:link{ text-decoration:none; color:#blue; }
a:visited{ text-decoration:none; color:#blue; }
a:hover{ text-decoration:none; color:#blue; }
a:active{ text-decoration:none; color:#blue; }

.12px{
font-size:12px; color:#000000;
}
p{
line-height:24px; font-size:14px;
}
form {
font-family: Verdana, Geneva, Arial, Helvetica, sans-serif;
font-size: 12px;
}

input { font-family: Verdana, Geneva, Arial, Helvetica, sans-serif;
font-size: 12px;}

.style1 { border: 1px; border-style:solid; border-width: 0px 1px 1px 1px; border-color:#FFCC00 #FFCC00 #FFCC00 #FFCC00 }

<div id="member"></div>
样式表:#member{margin:0px;color:#66;}