Log Message:
-----------
Mention the actual stored size of NUMERIC values, per David Fetter.
Modified Files:
--------------
pgsql/doc/src/sgml:
datatype.sgml (r1.156 -> r1.157)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/datatype.sgml.diff?r1=1.156&r2=1.157)