Tag: Engineering
23 October, 2013
How to Insert Only if a Condition is Met in SQL and PHP
Let’s say you’re building a system that stores bids (for an ad, for an auction, doesn’t matter) from an external source. Each bid is a value, item/product ID, and timestamp. The external source of the bid doesn’t push updates. Your program will have to go fetch them. However, the bid source only gives you the […]
