$_ = "" unless ($_ =~ m/"ENABLED","OLTP",/ && $_ =~m/^GREP
+/ );

##</code><code>##

#!/usr/bin/perl   
use warnings;
use strict;
use Cwd;
use File::Find;
    
# variables
my $outfile = 'OLTP.txt';
my $pattern = qr/option/;

# opening output file and adding the header on first row
my $header = join ',',('User script',
'Serveur Name','Instance Name','Date of script',
'Serveur Name2','Instance Name2',
'ADVANCED_COMPRESSION~HEADER','TABLE_COMPRESSION~HEADER',2,'count',
'DATA_DICTIONARY_VIEW','TABLE_OWNER','TABLE_NAME',
'PARTITION_NAME','COMPRESSION','COMPRESS_FOR');
    
open OUT, '>',$outfile 
   or die ("Could not create outfile '$outfile' : $!");
print OUT "$header\n";

# process files
my $filecount = 0;
my $outcount  = 1;
find(\&process, getcwd );

print "
$filecount files scanned
$outcount lines written to $outfile\n";
close OUT;

sub process {
  
  my $file = $File::Find::name;
  
  return if -d $file;
  return unless /$pattern/ && /\.csv$/i;
  
  # scan file
  open IN, '<',$file or die ("Could not open '$file' : $!");
  print "File : $file\n";
  while (<IN>){
    next if /SYS/;
    next unless m/^GREP/ && m/"ENABLED","OLTP",/;
    print OUT $_;
    #print $_;
    ++$outcount;
    last;
  }
  close IN;
  ++$filecount;
}