how to check data if it is already in the database?
i am using sql server..
Hi guys! If you are not aware of "SQL Injection" please read [URL="http://msdn.microsoft.com/en-us/library/ms161953.aspx"]this[/URL] article or just [URL="http://en.wikipedia.org/wiki/SQL_injection"]google[/URL] it. Do not use SQL query by concatenating hard-coded strings because this way malicious code is inserted into sql strings. Do use [B]Type-Safe [/B]SQL Parameters. [code] Dim Cnn as New SqlConnection() Dim Cmd … Read More
Edited by DONPAWPAW: updating