Howdy there, partner! Welcome on into the Stacker Saloon.
Saddle on up to a stool and spill the beans about your day, fire away with them questions, or let loose and give us the lowdown on your wild and woolly life. We're all ears, so don't hold back!
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CREATE INDEX IF NOT EXISTS some_idx ON some_table(some_value DESC NULLS LAST)
is NOT equivalent toCREATE INDEX IF NOT EXISTS some_idx ON some_table(some_value DESC)
.