BuildGuarded	crates/gravity/lowerv4/src/ops/hashjoin/build.rs	make	lifetime	-	a guarded build (one batch per user operator's guard) keeps no partition bits	hash join	An ORDER BY with a sort operator written in SQL or a procedural language over a hash join fails with an error once the join's hash table passes PostgreSQL's one-batch size (work_mem times hash_mem_multiplier), where PostgreSQL would split the join into batches on disk.
