my $hashref = $oDB_Comparison->get_differences;
  print Dumper \$hashref;

##</code><code>##

  my @aList = $oDB_Comparison->get_tables;

##</code><code>##

DBD::Oracle::st execute failed: ORA-00900: invalid SQL statement (DBD ERROR: OCIStmtExecute) [for Statement "show tables"] at C:/Perl/site/lib/DBIx/Compare.pm line 544. DBD::Oracle::st bind_columns failed: Statement has no result columns to bind (perhaps you need to successfully call execute first) [for Statement "show tables"] at C:/Perl/site/lib/DBIx/Compare.pm line 545. DBD::Oracle::st fetch failed: ERROR no statement executing (perhaps you need to call execute first) [for Statement "show tables"] at C:/Perl/site/lib/DBIx/Compare.pm line 546.  DBD::Oracle::st execute failed: ORA-00900: invalid SQL statement (DBD ERROR: OCIStmtExecute) [for Statement "show tables"] at C:/Perl/site/lib/DBIx/Compare.pm line 544. DBD::Oracle::st bind_columns failed: Statement has no result columns to bind (perhaps you need to successfully call execute first) [for Statement "show tables"] at C:/Perl/site/libDBIx/Compar
e.pm line 545.  DBD::Oracle::st fetch failed: ERROR no statement executing (perhaps you need to call execute fir
st) [for Statement "show tables"] at C:/Perl/site/lib/DBIx/Compare.pm line 546.

##</code><code>##

#!/usr/bin/perl 
use strict;
use warnings;
use DBIx::Compare::Oracle;
use DBI;                           # database module
use DBD::Oracle qw(:ora_types);    # database module for oracle
use sys_utils;                     # custom utilities
use Data::Dumper;                  # robust print output mechanism

  # load the database code into the new working directory
  my ( $usr1, $pwd1 ) = getUsrPwdBuildAutomation('MMAD09');
  my $DBH1 = DBI->connect( "dbi:Oracle:$SID", $usr1, $pwd1 )
    || die "Error Connecting to \$dbh1: " . $DBI::errstr . "\n";
  my ($usr2, $pwd2 ) = getUsrPwdBuildAutomation('MMAD02');
  my $DBH2 = DBI->connect( "dbi:Oracle:$SID", $usr2, $pwd2 )
	  || die "Error Connecting to \$dbh1: " . $DBI::errstr . "\n";
  # test connection
  my $sth = $DBH2->prepare('SELECT sysdate from dual');
  $sth->execute();
  while ( my @row = $sth->fetchrow_array() ) {
	foreach (@row) {
		$_ = "\t" if !defined($_);
		print "$_\t";
	}
	print "\n";
  }

  my $oDB_Comparison = db_comparison->new( $DBH1, $DBH2 );
  $oDB_Comparison->verbose;
  my @aList = $oDB_Comparison->get_tables;
	#my $hashref = $oDB_Comparison->get_differences;
	#print Dumper \$hashref;
}