sqltext4="select top 2 * from stock order by Look_Count desc"是什么意思?

sqltext4=select top 2 * from stock order by Look_Count desc是什么意思? select top 1 sql=select top 1 * from news order by tim desc 中的top 1是什么作用?如题 请问 select top 1 1 from ... select max(account_id ) from(select top 5 account_id from account)子查询没起作用为什么? 英语翻译select top 4 * from shop_books where anclassid = (select anclassid from shop_books where bookid = &request(id)&) order by liulancount ,chengjiaocount,adddate desc这段代码大概的意思就是显示,查询字段的前4个数据,而 两条Oracle取第一条语句的区别select top 1 * from table order by a andselect * from (select * from table order by a )C where rownum=1 GROUP 附近有语法错误SELECT TOP 5 * FROM CPOE_BRSYK WHERE KSDM=201 AND BRZT=0ORDER BY RYRQ GROUP BY BQDM SELECT 请教下．以下那个语句从表TABLE_NAME中提取前10条记录.A．select * from TABLE_NAME where rowcount=10B．selectTOP 10 * from TABLE_NAMEC．select TOP of 10 *from TABLE_NAMED．select * fromTABLE_NAME where rowcount select top 1 ID from Net_dictionary,其中top1 ID指的是什么? 请问rs.Open sql,conn,1,3和rs.Open sql,conn,3,3有什么区别?sql=select top 1 * from zj where tuijian=-1 order by user_id DESC中的where tuijian=-1 order by user_id SELECT TOP 1 FROM articles_view WHERE 1=1 AND id = 18 ORDER BY id DESC这是在向网站上传东西时弹出来的 该怎样处理 新手小白一个 关于 onmouseout onmouseoverfunction show(b){ var b = document.getElementById(b); var select = document.createElement(select); select.id = select;select.add(new Option(1,1));select.add(new Option(2,2));b.appendChild(select);}function rem 一道C语言选择题,33.假设所有的选课成绩都已确定,显示“101”号课程成绩最高的10%记录信息,正确的SQL命令是（ ）A.SELECT * TOP 10 FROM 选课 ORDER BY 成绩WHERE 课程号=”101”B.SELECT * PERCENT 10 FROM 选 top++;data[top]=x怎么理解与++top；data[]top]=x有区别吗 top top