[dnr][tables] Move read-then-write plans into `clusterd`#31189

Draft

ParkMyCar wants to merge 4 commits intoMaterializeInc:mainfrom ParkMyCar:adapter/read-write-no-rows

+2,345-183

Commits on Jan 23, 2025

start, flush out the CSV format implementation
ParkMyCar
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Commits on Jan 24, 2025

Commits on Jan 25, 2025

MVP
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