pgsql: doc: clarify handling of ts_headline() operators & extra words

doc: clarify handling of ts_headline() operators & extra words Reported-by: Ngigi Waithaka & Alex Malek Bug: 15172 Discussion: https://postgr.es/m/152461454026.19805.6310947081647212...@wrigleys.postgresql.org Backpatch-through: 16 Branch -- REL_16_STABLE Details --- https://git.pos

pgsql: doc: clarify handling of ts_headline() operators & extra words

doc: clarify handling of ts_headline() operators & extra words Reported-by: Ngigi Waithaka & Alex Malek Bug: 15172 Discussion: https://postgr.es/m/152461454026.19805.6310947081647212...@wrigleys.postgresql.org Backpatch-through: 16 Branch -- master Details --- https://git.postgresql