else if (QueryTokenL.contains("where")) {
                if (ControllingCoulmnName.equals("rowid") || ControllingCoulmnName.equals("row_id")) {
                    int fg = 0;
                    int row_no = Integer.parseInt(QueryTokenL.get(7));
                    String operator=QueryTokenL.get(6);
                    if (operator.equals("=")) {
                        fg = 1;
                    } else if (operator.equals("<")) {
                        fg = 2;
                    } else if (operator.equals(">")) {
                        fg = 3;
                    } else {
                        fg = 0;
                    }
                    RandomAccessFile binaryQueFile = new RandomAccessFile("./data-repository/tables-repo/" + tbl_nm + "/" + tbl_nm + ".tbl", "rw");
                    int StratAddress, result;

                    switch (fg) {
                    case 0:
                        System.out.println(operator+" Operator not supported");
                        break;
                    case 1:
                        binaryQueFile.seek(0x10);
                        StratAddress = 0x08;
                        result = 0;
                        binaryQueFile.seek(StratAddress);
                        while (binaryQueFile.readShort() != 0) {
                            binaryQueFile.seek(StratAddress);
                            result = binaryQueFile.readShort();
                            result += 4;
                            binaryQueFile.seek(result);
                            int rec_val = binaryQueFile.read();

                            if (rec_val == row_no) {
                                match_index.add(row_no);
                                match_id.add(result);
                            }
                            StratAddress += 2;
                        }
                        break;
                    case 2:
                        binaryQueFile.seek(0x10);
                        StratAddress = 0x08;
                        result = 0;
                        binaryQueFile.seek(StratAddress);
                        while (binaryQueFile.readShort() != 0) {
                            binaryQueFile.seek(StratAddress);
                            result = binaryQueFile.readShort();
                            result += 4;
                            binaryQueFile.seek(result);
                            int rec_val = binaryQueFile.read();