Doc: flesh out fmgr/README's description of context-node usage. I wrote this to provide a home for a planned discussion of error return conventions for non-error-throwing functions. But it seems useful as documentation of existing code no matter what becomes of that proposal, so commit separately.
Branch ------ master Details ------- https://git.postgresql.org/pg/commitdiff/29452de7341b0effbc275d7e139ade83cebda69f Modified Files -------------- src/backend/utils/fmgr/README | 42 +++++++++++++++++++++++++++++++++++++----- 1 file changed, 37 insertions(+), 5 deletions(-)
