doc: clarify that jsonb_path_match() returns an SQL boolean

Bruce Momjian <bruce@momjian.us>

Commit: 7eff3138fc86cbea556c63a902fd3fcbf04bdf1d
Author: Bruce Momjian <bruce@momjian.us>
Date: 2024-11-20T22:03:45Z
Releases: 17.3
doc:  clarify that jsonb_path_match() returns an SQL boolean

Not a JSON boolean.  Also clarify that other predicate check expressions
functions return a JSON boolean, not an SQL boolean.

Reported-by: jian he

Discussion: https://postgr.es/m/CACJufxH7tP1NXCHN1bUBXcEB=dv7-qE+ZjB3UxwK6Em+9Qzb9Q@mail.gmail.com

Backpatch-through: 17

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doc/src/sgml/func.sgml modified +4 −4

Documentation touched