Add an example to clarify the use of ORDER BY in multiple-argument

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

Commit: 72150db0c5d87143c68efbf555648e3e55685535
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2010-08-04T15:27:57Z
Releases: 9.1.0
Add an example to clarify the use of ORDER BY in multiple-argument
aggregates.  People seem to not get this right without help.

Files

PathChange+/−
doc/src/sgml/syntax.sgml modified +17 −3