linq max group by
using (DataContext dc = new DataContext()) var q = from t in dc.TableTests group t by t.SerialNumber into g select new SerialNumber = g., var subquery = from c in CustAccesses group c by c.CustID into g select new CustID = g.Key, AccessDate = g.Max(a => a.AccessDate) }; var ..., You want to pick top record from each group. var ProcessAudList = ProcessAudService.Where(x => x.Active == "Y") .GroupBy(x => x.ProjectSeq ..., Select((value, index) => new Value = value, Index = index }) group i. ... For those who prefer the LINQ methods (with lambda expressions), ...,I usually like to figure stuff out myself, but for some reason I just cant get this. Here's what I'm trying to accomplish using LINQ: I've got a table ... ,Site on c.Site_Id equals e.EffectiveDate_SiteId group e by c.Site_Name into r select new SiteName = r.Key, EffectiveDate = r.Max(d=>d.EffectiveDate_Date)}. , This is what you're looking for (I think) from x in data group x by new x.Col1, x.Col2, x.Col3} into g let count = g.Count() select new g.Key.Col1 ..., 說明：在這句LINQ語句中，有2個property：CategoryID和g。這個匿名 ... 語句描述：使用Group By和Max查找每個CategoryID的最高單價。 說明：先 ..., Unfortunately LINQ doesn't provide a simple way of getting "the ... var maxes = from x in list group x.value by x.id2 into values select values.Max ...,You are also grouping by score when it should be the aggregator. Try this: from s in Scores join i in UserInfos on s.uid equals i.uid group by new s.uid, i.name } ...
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 linq max group by 相關參考資料
.net - How do I get the MAX row with a GROUP BY in LINQ query ...
using (DataContext dc = new DataContext()) var q = from t in dc.TableTests group t by t.SerialNumber into g select new SerialNumber = g. https://stackoverflow.com c# - LINQ to SQL: GroupBy() and Max() to get the object with ...
var subquery = from c in CustAccesses group c by c.CustID into g select new CustID = g.Key, AccessDate = g.Max(a => a.AccessDate) }; var ... https://stackoverflow.com c# - LINQ: How to get the Max Id with a group by clause? - Stack ...
You want to pick top record from each group. var ProcessAudList = ProcessAudService.Where(x => x.Active == "Y") .GroupBy(x => x.ProjectSeq ... https://stackoverflow.com c# - Linq: How to group by maximum number of items - Stack Overflow
Select((value, index) => new Value = value, Index = index }) group i. ... For those who prefer the LINQ methods (with lambda expressions), ... https://stackoverflow.com Group By & Max() in LINQ - MSDN - Microsoft
I usually like to figure stuff out myself, but for some reason I just cant get this. Here's what I'm trying to accomplish using LINQ: I've got a table ... https://social.msdn.microsoft. LINQ GROUP BY and MAX() - Stack Overflow
Site on c.Site_Id equals e.EffectiveDate_SiteId group e by c.Site_Name into r select new SiteName = r.Key, EffectiveDate = r.Max(d=>d.EffectiveDate_Date)}. https://stackoverflow.com LINQ Max Date with group by - Stack Overflow
This is what you're looking for (I think) from x in data group x by new x.Col1, x.Col2, x.Col3} into g let count = g.Count() select new g.Key.Col1 ... https://stackoverflow.com LINQ to SQL語句(6)之Group ByHaving @ 吉米.NET :: 痞客邦::
說明：在這句LINQ語句中，有2個property：CategoryID和g。這個匿名 ... 語句描述：使用Group By和Max查找每個CategoryID的最高單價。 說明：先 ... http://jimmy0222.pixnet.net select - Using GroupBy and Max in LINQ Lambda Expressions - Stack ...
Unfortunately LINQ doesn't provide a simple way of getting "the ... var maxes = from x in list group x.value by x.id2 into values select values.Max ... https://stackoverflow.com Using Linq to select maximum value in a group - Stack Overflow
You are also grouping by score when it should be the aggregator. Try this: from s in Scores join i in UserInfos on s.uid equals i.uid group by new s.uid, i.name } ... https://stackoverflow.com |