Doc: remove obsolete example.

Tom Lane <tgl@sss.pgh.pa.us>

Commit: 6f932cac7a20995e07d8c546143c45793a5072a0
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2016-11-13T18:12:50Z
Releases: 9.6.2
Doc: remove obsolete example.

The documentation for ts_headline() recommends using a sub-select to
avoid extra evaluations of ts_headline() in a query with ORDER BY+LIMIT.
Since commit 9118d03a8 this contortionism is unnecessary, so remove the
recommendation.  Noted by Oleg Bartunov.

Discussion: <CAF4Au4w6rrH_j1bvVhzpOsRiHCog7sGJ3LSX0tY8ZdwhHT88LQ@mail.gmail.com>

Files

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doc/src/sgml/textsearch.sgml modified +1 −13

Documentation touched