2
votes
1answer
181 views

Increment value in row if it exists, otherwise create row with value?

Below is the MySQL table layout that I'm working with. Basically, I'd like to increment views, watchers, and inquiries as they occur through the front end of the website. My question is how would I ...
2
votes
2answers
554 views

Check if row exists

I need to write a query that will insert a row only once, even if the query is run multiple times. Being new to SQL (well new-ish), I did an if not exists(...) but a friend said he preferred deleting ...