Doc: clarify data type behavior of COALESCE and NULLIF. After studying the code, NULLIF is a lot more subtle than you might have guessed.
Discussion: https://postgr.es/m/[email protected] Branch ------ REL_10_STABLE Details ------- https://git.postgresql.org/pg/commitdiff/ca0c8ea6662e2bc7c730dca8eb33a0d5bc2b1e0b Modified Files -------------- doc/src/sgml/func.sgml | 27 +++++++++++++++++++++++++-- doc/src/sgml/typeconv.sgml | 12 ++++++++---- 2 files changed, 33 insertions(+), 6 deletions(-)
