Maybe I did not see not all errors. I could not run it.

#sub Got_Command ($$) {     # don't use prototypes
sub Got_Command  {
  
# my $Command = $1; # EXEC Command - defined earlier
# my $Request_id = $2;
  my ($Command,$Request_id) = @_;

  # Pass parameters to a stored procedure
    
  print "$Command\n";
  
  my $sthB_A =  $dbh->prepare("$Command") or die "Couldn't prepare que
+ry: ".$dbh->errstr;
  
  $sthB_A->execute() or die "Couldn't execute query: ".$sthB_A->errstr
+;

  ##########################################
  #   Return Results here                  #
  ##########################################

  $Return_results = "Select * from Result_storage_keep where Unique_id
+entifier = '".$Request_id."'\;";

  my $get_results_B =  $dbh->prepare("$Return_results") or die "Couldn
+'t prepare query: ".$dbh->errstr;
   # $sth is conventional name for statement handle
  
  $get_results_B->execute() or die "Couldn't execute query: ".$get_res
+ults_B->errstr;
 
  while (my @row = $get_results_B->fetchrow_array ) {

      foreach my $item (@row){
          print OUTPUT_FILE "$item\n";
      }
            
  }


}
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