sqlÓï¾ä, °´±¾Öܵã»÷Á¿ÅÅÐò - .NET¼¼Êõ / C#
ÎÒÏë×öÒ»¸öÂÛ̳ Êý¾Ý¿âÖÐÓÐÒ»¸ö¼Ç¼µã»÷µÄ±í ÔÚÕâ¸ö±íÀïÓÐÕâôÁ½¸ö×Ö¶Î topicId -- Õâ¸ö×Ö¶ÎÊÇÖ¸µã»÷ÁËÄĸöÌû×ÓµÄID clickTime -- µã»÷ʱ¼ä ±íµÄÄÚÈÝ´óÖÂÈçÏÂ: id clickTime 1 2010.1.1 1 2010.2.1 2 2010.1.3 1 2010.1.3 3 2010.1.5 1 2010.1.1 1 2010.1.3 3 2010.1.1 2 2010.1.3 3 2010.1.2 ÎÒ¾ÍÊÇÏë×öÒ»¸ö±¾Öܵã»÷Á¿×î´óµÄÌû×ÓÅÅÐò ÅÅÐòºó½á¹ûΪ: ±¾Öܵã»÷Á¿×î¸ßµÄÌû×ÓΪ: ÅÅÃû Ìû×ÓID 1 1 -- µã»÷¹ý5´Î 2 3 -- µã»÷¹ý3´Î 3 2 -- µã»÷¹ý2´Î
select topicId from table_list where max (select count(topicId) from table_list) and group by topicId SQL code: SELECT id,'µã»÷¹ý'+convert(varchar(10),count(clickTime))+'´Î' from [dbo].[TABLE1] where datepart(wk,clickTime)=datepart(wk,getdate()) group by id order by count(clickTime) desc ¿´¿´ÕâÑùÄܲ»ÄܰïÖúÄã лл¥ÉϵÄÁ½Î» ÎÒÏÈÊÔÊÔ Ê®·Ö¸Ðл ºÇºÇ,³É¹¦»ò²»³É¹¦Ï£Íû·´À¡Ò»ÏÂ,´ó¼ÒÏ໥ѧϰÒýÓà ºÇºÇ,³É¹¦»ò²»³É¹¦Ï£Íû·´À¡Ò»ÏÂ,´ó¼ÒÏ໥ѧϰ ¾ÍÊÇ£¬Ï໥ѧϰ¡£ лл ¶þÂ¥µÄ wonderful131 ÒѾ³É¹¦Ö´ÐÐ Ê®·Ö¸Ðл Ò²¸Ðлһ¥µÄ»Ø¸´ ½áÌû ºÇºÇ,¹§Ï²¹§Ï².
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