Hmmm. Two PSQL tables, A and B. B small. Updating A takes days, involves reading B. Seem unable to alter B while A updating. Correct?
Replying to @nmgrm
it's a pretty involved query on a ton of rows probably it's deeply inefficient toopic.twitter.com/7K6PAf4k32
7:57 AM - 28 Jul 2017
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