How do I get last inserted id from database through query to a variable?

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i tried this code to store max id in maxid var but it didnt get id in maxid

What I have tried:

int maxId;
SqlCommand dataCommand = new SqlCommand("Select max(Id) from Quant_Parent", con);
con.Open();
maxId = Convert.ToInt32(dataCommand.ExecuteScalar());
con.Close();

Posted 23-Aug-16 22:55pm

Member 12700780

Updated 23-Aug-16 23:04pm

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Karthik_Mahalingam 24-Aug-16 5:01am

does the table 'Quant_Parent' has primary key ID ?

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OriginalGriff · Answer 1 · 2016-08-23T23:04:00

Solution 1

Don;t use MAX(ID): use @@IDENTITY instead - it returns the last IDENTITY value produced on a connection.

SQL

SELECT @@IDENTITY

Which means it returns the last value you created, rather than the guy at the next desk!

Posted 23-Aug-16 23:04pm

OriginalGriff