Log Message:
-----------
Do not prepare() the statistics query if it is not going to be used.
Prepare() and finish() on an empty string causes DBD::Pg to complain about the finish().
Modified Files:
--------------
autodoc:
postgresql_autodoc.pl (r1.12 -> r1.13)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/autodoc/autodoc/postgresql_autodoc.pl.diff?r1=1.12&r2=1.13)