how to insert only unique records in database using LINQ

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my question is i have two columns
1st is employeeid
2nd is employeename

employee id is primary key...

but i also want that employeename also unique..so how can i do on click of submit button.if employee name is match wid other colum..then message is display tht already exists..

i want thaat solution in LINQ

Posted 20-Mar-13 1:54am

vikas kanani

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José Amílcar Casimiro · Answer 1 · 2013-03-20T02:06:00

Solution 1

Hi,

Database:
You should create a unique constraint for column employeename, this way, you will ensure that employeename is unique in your table.

Code:
You can verify if the name exists in the table before make the insert statement.

Regards

Posted 20-Mar-13 2:06am

José Amílcar Casimiro