On 15 May 2016, at 4:08pm, Jean-Luc Hainaut <jean-luc.hainaut at unamur.be> wrote:
> - A computed column can be maintained through appropriate triggers (here, "on > insert" and "on update"). Efficient if you read data more than you modify > them. Hmm. Yes, you're right. Your way of simulating it is better than my way of simulating it. It just needs triggers on INSERT and UPDATE, and I can create an index on the table itself and I don't need a view. That's neat. Thanks. Simon.
