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Re: left join with smaller table or index on (XXX is not null) to avoid upsert

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2009/1/19 Scott Marlowe <scott.marlowe@xxxxxxxxx>:

> Yes, but what about a table with an update trigger on it that does
> some interesting bit of housekeeping when rows are updated?
exactly, that's another one of reasons why I wouldn't write that patch :P

> It's a prime example of fixing a problem created by not knowing how
> the database works, and creating a possible problem for people who do
> know how it works.

Like I said, I was just daydreaming right after getting out of bed.
Forgive me, also - I do know how it works, but it is interesting to
explore such options sometimes - to learn that the simple design of db
is the best possible :)


-- 
GJ

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