The website isn't using parameterized queries, which is a fairly serious security flaw. Most likely, your mother is putting a single quote in a field where the programmer didn't expect it, and because ...

This is an error in the spelling or grammar used when coding. Missing a letter, character or forgetting to include inverted commas/speech marks are common examples of ...

I have a need to handle errors in SQL scripts that i'm working with.<BR><BR>Frequently these errors contain syntax problems and other things like create/drop constraints, not exist..

A program will not run if it has syntax errors. Any such errors must be fixed first. A good integrated development environment (IDE) will usually point out any syntax ...

If you want to use these characters without triggering a function or casuing a syntax error, they need to be escaped. Dollar Sign ($) Used to declare and access variables.

Michael Brooks describes many of the problems with modern software but decries the tribalism that is endemic to programmers. Choosing a computer language is a religious choice (8 June, p 36).