Ignore conflicting concurrent storage writes of the same data with version="*" #1118
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Upsert with
DO NOTHING
will ignore insert on conflicting key, instead of failing. The intended upside is that transactions with conflicting inserts will not have to be retried anymore, saving unnecessary database processing.Results do not change, as the new query will still return no rows on conflict, hence the batch insert will be aborted with
ErrStorageRejectedVersion
.