linq + C# + group by + count

Question

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i want to display the count of number of employees by department wise.
i want to get the columns like "count, departmentname" .. by using the linq
i am having tables like EMP, Dept in my db.

Can anyone help me?

Posted 6-Dec-11 22:31pm

ganesh_kanc

Updated 6-Dec-11 22:38pm

Richard MacCutchan

v3

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Code 89 7-Dec-11 4:43am

Post your code here...

4 solutions

Solution 2

C#

var Query = from p in DCDC.EMP.GroupBy(p => p.departmentname)
                        select new
                            {
                                count = p.Count(),
                                p.First().departmentname,
                            };

Hope it helps :)

Posted 6-Dec-11 22:42pm

Neema Derakhshan

Updated 6-Dec-11 23:02pm

v3

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sagar15modi · Accepted Answer · 2011-12-06T22:47:00

Solution 3

C#

var q = from c in dsEC09.Employee
        group c by c.DepartMent into g
        select new { g.Key, Count = g.Count() };

Mark as answer if its solved your problem

Posted 6-Dec-11 22:47pm

sagar15modi

Vivek Krishnamurthy · Accepted Answer · 2011-12-06T22:49:00

Solution 4

Refer to following link:
http://code.msdn.microsoft.com/101-LINQ-Samples-3fb9811b[^]

Ex from link

C#

var categoryCounts =
        from p in products
        group p by p.Category into g
        select new { Category = g.Key, ProductCount = g.Count() };

Posted 6-Dec-11 22:49pm

Vivek Krishnamurthy

Comments

ganesh_kanc 7-Dec-11 6:57am

thank u vivek ..

Anuja Pawar Indore · Accepted Answer · 2011-12-06T22:41:00

Solution 1

Refer this

http://code.msdn.microsoft.com/101-LINQ-Samples-3fb9811b[^]

http://www.java2s.com/Code/CSharp/LINQ/Usegrouptogroupallemployeesbydepartment.htm[^]

Posted 6-Dec-11 22:41pm

Anuja Pawar Indore

Comments

ganesh_kanc 7-Dec-11 6:58am

thank you man.. the links which were suggested by u helped me a lot