doc: PG 13 relnotes: hash_mem_multiplier can restore old behav. Document that hash_mem_multiplier can get query behavior closer to the pre-PG 13 behavior of allowing hashing to use more memory. Reported-by: Peter Geoghegan Discussion: https://postgr.es/m/CAH2-Wzn3kwQm_pe6g2=ki+P7+ZRqH5GvFGn6SWfv_j7UUgcLdQ@mail.gmail.com Backpatch-through: 13 only Branch ------ REL_13_STABLE Details ------- https://git.postgresql.org/pg/commitdiff/e7a6cd5dcf24c6d4b04d036a4837c7af154c4b49 Modified Files -------------- doc/src/sgml/release-13.sgml | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
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