Check records continuously from sql database if a condition is met

[Benniit]

Please, how can check a record continuously from sql database using vb.net 2008 if a condition is met?
Assuming connection has been established and the display of the in records has also been done. The moment the program is launched, the checking starts...
I know about threading but how to implement it. Please help. Thank u in advance.

Ben

[Rabbit]

And what is the goal once you find a match? The reason I ask is that you might be able to use a trigger instead.

[Nightraven]

you can use a Timer to check