Adriaan van Os <postgres(at)microbizz(dot)nl> writes:
> Surprisingly, one of the bottlenecks is TRUNCATE TABLE and that
> command is really slow as compared to other operations.
When you don't quantify that statement at all, it's hard to make an
intelligent comment on it, but TRUNCATE per se shouldn't be slow.
Are you sure you are not measuring a delay to obtain exclusive lock
on the table before it can be truncated (ie, waiting for other
transactions to finish with it)?
regards, tom lane
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