EndRowOp	crates/gravity/lowerv4/src/ops/hashjoin/spill/build.rs	pair_end	lifetime	-	a row-op (write) end keeps the build resident	hash join	A hash join whose rows go straight into an INSERT, UPDATE, DELETE or MERGE keeps its whole hash table in memory where PostgreSQL would spill it to disk, so the statement fails with an out-of-memory error when the server has no more memory to give it.
