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                                            Alec Heifetz

ALTER TABLE ... EXECUTE optimize (file_size_threshold) does not work when writer count is large

@findepi doesn't Trino have a way of knowing approximately how much data it is about to rewrite during an OPTIMIZE? It kind of seems like writer scaling is a bit...

ALTER TABLE ... EXECUTE optimize (file_size_threshold) does not work when writer count is large

Although I guess there is a complexity that we probably start writing before we are done reading, huh... Still, I feel like the writer scaling algorithm could still be tweaked...