Entity Framework : Group by and Join

Cross edmx "join" between Linq to Entities and Entity Framework

You may do this by representing data in the other database using Views. Examine ...EF's cross-database joins....

Join two tables using LINQ to Entities, then group and total the columns from each tables.

The transaction variable is not within its purview. You may utilize it if you group the result and include it....Modify your group by clause to read:...group new { target, transaction } by new { target.ProductGroupID, target.StateID, target.Year } in...

Outer left Entity Framework through Linq To Entities using Where Clause

I have studied every topic on how to use the Entity Framework with Linq to Entities (.NET 3.5) to create the LEFT OUTER JOIN equivalent, but I haven't been able to find a solution to the following issue....Considering the two tables shown below as objects:... public class Foo { public int FooId; // primary key public string ...

Convert string to decimal in group join linq query

I must combine two tables, however I can only get the data from the second table for which the total "Value" of all the records connected to the record in the first table is the same....from p in db.TPs join n in db.TNs on p.Key equals n.Key where (decimal.Parse(p.Value) == db.TNs.Where( nn => nn.Key == p.Key ) ...

Entity Framework with Linq, inner Join, Group By, Order By

I've got a SQL query....select Firma.Name as companyName, Taetigkeit.Taetigkeit as skillName, SUM(Zeit) as time from Zeiterfassung inner join Firma On ZEiterfassung.FirmenID = Firma.ID inner join Taetigkeit on Zeiterfassung.TaetigkeitID = Taetigkeit.ID group by Taetigkeit, Firma.Name order by Firma.Name ...with the int...

LEFT JOIN or RIGHT JOIN using LINQ Entity-Framework

Try using Linq for joining. What ought I to use? Right or left joining?... APPLICANT TABLE PROFILE TABLE APPLICANT_ID|profile_id|Applicant_Name| |profile_id|Applicant_Name 1 | NULL | RAY HEAVENS | | 1 | MARK LAPID 2 | NULL | BEN TULFO | | 2 | SUPER MAN 3 | 1 ...

Using Join, Group By, and Sum in Entity Framework

My models resemble:...public class ReturnItem { public int returnItemId { get ; set; } public int returnRequestId { get; set; } public int quantity { get; set; } public string item { get; set; } } public class ReturnRequest { public int returnRequestId { get; set; } public string orderNumber { get; set; } public IEnume...

Entity Framework left join on multiple tables creates inner join instead

Only one of the four tables in the query I'm trying to build will be guaranteed to exist. Creating left joins in EF has always worked for me, but never with more than one join. This is the problem:... var details = (from planInfo in context.PlanInfo join templateRec in context.ProductTemplates on planInfo.Temp...

Entity Framework forcing Inner Join when Left Join DefaultIfEmpty() Syntax used

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How to use Group By with Join and Min in Linq

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