2013-04-25 97 views
0

我有这个SQL,但我需要将其转换为Linq查询。难以尝试使用分区/ rownum和patition/count在一起。需要将此SQL转换为LINQ

Select TOP 1 vals.c3, (vals.Rank * vals.[Occurances]) as RNK 
FROM (
SELECT ROW_NUMBER() OVER(ORDER BY c1 asc) as Rank, Count(*) Over(Partition By c3) As [Occurances], c3 
FROM dbo.ranks 
WHERE c2 in ('ADAMS', 'CHIP', 'SHOP') 
group by c3,c2,c1 
) vals 
--group by vals.c3 
ORDER BY RNK desc 

这将是什么队伍名单,如:

c1  c2  c3 
26774 CHIP  Chipshop 
26054 SHOP  Shops 
10054 SHOP  Chipshop 
23037 MEDICAL Doctors 
21434 CENTRE Doctors 
12803 DENTAL Dentists 
11847 OFFICE Post Offices 

C2是字,C3是我要找的类别。 c1是每个类别出现该词的频率。所以当我进入搜索'亚当斯芯片商店'时,它会去找到基于该名称的最可能的类别匹配。

任何帮助,将不胜感激:)

回答

0

试试这个工具。它确实是你想要的。

Linqer