Log Message:-----------Wording improvement for recent sesssion identifier SQL query.
Modified Files:-------------- pgsql/doc/src/sgml: config.sgml (r1.218 -> r1.219) (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/config.sgml?r1=1.218&r2=1.219)
