Quote:
Originally Posted by Owen Pierce
they are super slow, bad practice. I wish MySQL never put that damn functionality into itself.
when I have to fix other peoples legacy code.. finding queries that take 14 seconds for no reason at all.. it's usually due to sub-selects.
OR bad index's...
but most sub-selects
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Yeah, but this sounds like he wanted something for one time use not something that was going to be running in an ongoing process.
When it is one time use take the easiest route.