Log Message:
-----------
Clarify documentation about log_min_duration_statement.
Modified Files:
--------------
pgsql/doc/src/sgml:
runtime.sgml (r1.332 -> r1.333)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/runtime.sgml.diff?r1=1.332&r2=1.333)
pgsql/src/backend/utils/misc:
postgresql.conf.sample (r1.148 -> r1.149)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/misc/postgresql.conf.sample.diff?r1=1.148&r2=1.149)