PHP Database Dump Script - are there any issues?

Question

I found a PHP function to dump a mySQL database that someone else had written, and then cleaned it up and formatted it a bit. I wanted to know if I could get a critique of i

Answer 1

In case this is a very huge database that needs to be dumped, make sure your server (and php max execution memory per script) has enough memory to keep the whole $return in memory, otherwise you better flush to a file once a while, or every line.