Doc: add a bit to indices.sgml about what is an indexable clause.
authorTom Lane <tgl@sss.pgh.pa.us>
Sun, 17 Dec 2023 21:49:44 +0000 (16:49 -0500)
committerTom Lane <tgl@sss.pgh.pa.us>
Sun, 17 Dec 2023 21:49:44 +0000 (16:49 -0500)
commit7a4bdd986ab9a10f3bc2d8875be6e154b63a1918
tree1099ea1be1c68cb52b8ef6e228fd1893844678aa
parentf552f2be2410632f59effffe8ba736c523de6b4c
Doc: add a bit to indices.sgml about what is an indexable clause.

We didn't explain this clearly until somewhere deep in the
"Extending SQL" chapter, but really it ought to be mentioned
in the introductory material too.

Discussion: https://postgr.es/m/4097442.1694967650@sss.pgh.pa.us
doc/src/sgml/indices.sgml