Should you always end mysql queries with “or die?”

Question

Example queries in some tutorials ALWAYS end with:

or die(mysql_error());  

I can see why you would would sometimes want to do this, but t

Answer 1

It depends on what you mean by "shouldn't be a problem".

If you mean "well it won't fail", what happens if the database server goes offline?

Only if you mean "It doesn't matter whether it fails or not, the script can keep running without a problem" that you should consider not having the or die there.