-<!-- $PostgreSQL: pgsql/doc/src/sgml/keywords.sgml,v 2.29 2010/02/05 19:28:39 momjian Exp $ -->
+<!-- $PostgreSQL: pgsql/doc/src/sgml/keywords.sgml,v 2.30 2010/02/05 19:38:21 momjian Exp $ -->
<appendix id="sql-keywords-appendix">
<title><acronym>SQL</acronym> Key Words</title>
<para>
SQL distinguishes between <firstterm>reserved</firstterm> and
<firstterm>non-reserved</firstterm> key words. According to the standard,
- reserved key words
+ reserved key words
are the only real key words; they are never allowed as identifiers.
Non-reserved key words only have a special meaning in particular
contexts and can be used as identifiers in other contexts. Most