Fix incorrect markup in documentation of window frame clauses.

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

Commit: 44f8f56e6d7b5f19276dbe55c4305b54afddc0b9
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2015-04-01T00:03:50Z
Releases: 9.3.7
Fix incorrect markup in documentation of window frame clauses.

You're required to write either RANGE or ROWS to start a frame clause,
but the documentation incorrectly implied this is optional.  Noted by
David Johnston.

Files

PathChange+/−
doc/src/sgml/ref/select.sgml modified +2 −2
doc/src/sgml/syntax.sgml modified +2 −2