--- trunk/run.pl	2006/05/14 13:42:48	493
+++ trunk/run.pl	2006/05/15 13:15:01	507
@@ -55,6 +55,10 @@
 force conversion C<normalize->path> in C<config.yml> from
 C<.xml> to C<.pl>
 
+=item --stats
+
+dump statistics about used fields and subfields in each input
+
 =back
 
 =cut
@@ -67,6 +71,7 @@
 my $debug = 0;
 my $only_db_name;
 my $force_set = 0;
+my $stats = 0;
 
 GetOptions(
 	"limit=i" => \$limit,
@@ -77,6 +82,7 @@
 	"config" => \$config,
 	"debug" => \$debug,
 	"force-set" => \$force_set,
+	"stats" => \$stats,
 );
 
 $config = LoadFile($config);
@@ -104,9 +110,6 @@
 	$indexer_config->{clean} = $clean;
 	$indexer_config->{label} = $db_config->{name};
 
-	# important: clean database just once!
-	$clean = 0;
-
 	if ($use_indexer eq 'hyperestraier') {
 
 		# open Hyper Estraier database
@@ -184,6 +187,7 @@
 			offset => $offset,
 			lookup => $lookup,
 			recode => $input->{recode},
+			stats => $stats,
 		);
 		$log->logdie("can't create input using $input_module") unless ($input);
 
@@ -258,6 +262,8 @@
 			$total_rows++;
 		}
 
+		$log->info("statistics of fields usage:\n", $input_db->stats) if ($stats);
+
 	};
 
 	eval { $indexer->finish } if ($indexer->can('finish'));