I'm doing a package tracking feature for the website of a delivery service out here. I'm trying to perform an inner join based on the success of an if statement in my sql query. However i keep ...

Hi there,I've got a little problem. I need to join two tables both have the field "Product_ID" but the contents of the columns differ slightly. For ...

In this SQL Server tip, Arthur Fuller explains the effects of NULLs, and the different results obtained by inner and outer JOINs.