Hi Community, Can we have some inputs , that could help us to move forward over here.
Thanks Hemanth On Mon, 31 Aug 2026 at 11:06 PM, hemanth boyina <[email protected]> wrote: > Hi all, > > I would like to support validate-from-snapshot-id for MERGE, the same > way it works for overwrites. > > Today an overwrite reads this option and starts OCC conflict validation > from the snapshot i choose. Merge ignores the option and always validated > from the snapshot it scanned at merge time. > > To be clear, this is not multi statement transactions. It is single > merge. > > Why : in a read -> transform -> merge pipeline, my decision on what to > merge is based on the snapshot i read at the start (S_read). But MERGE only > checks for conflicts from its own scan snapshot (S_scan > S_read), so a > conflicting commit landing between S_read and S_scan goes undetected. I > want to validate from S_read so the merge fails if anything conflicting > happened since i read. > > Please let me know what you think. > > Thanks > Hemanth Boyina >
