Blogs

Oracle Update Statements

There are several methods in Oracle SQL to update records in one table based on the content of another table. Here, I give some of those methods and some guidance on where they might be most appropriate. The Basics Oracle uses a ‘correlated subquery’ syntax which looks like this: UPDATE …

PGP Signatures on Email

You’re probably here because you’ve received an email from me with an attachment called ‘signature.asc’ or with lines at the top similar to: -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 and a section at the bottom which looks something like: -----BEGIN PGP SIGNATURE----- …