src/main/java/software/aws/neptune/common/gremlindatamodel/resultset/ResultSetGetColumns.java [217:240]:
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                            rows.size());
        }
        if ((columnIndex <= 0) || (columnIndex > ORDERED_COLUMNS.size())) {
            throw SqlError
                    .createSQLException(LOGGER, SqlState.DATA_EXCEPTION, SqlError.INVALID_COLUMN_INDEX, columnIndex,
                            ORDERED_COLUMNS.size());
        }

        final String key = ORDERED_COLUMNS.get(columnIndex - 1);
        if (rows.get(index).containsKey(key)) {
            final Object data = rows.get(index).get(key);
            wasNull = (data == null);
            return data;
        } else {
            throw SqlError.createSQLFeatureNotSupportedException(LOGGER);
        }
    }

    @Override
    public boolean wasNull() throws SQLException {
        return wasNull;
    }

    @Override
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src/main/java/software/aws/neptune/common/gremlindatamodel/resultset/ResultSetGetTables.java [117:140]:
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                    rows.size());
        }
        if ((columnIndex <= 0) || (columnIndex > ORDERED_COLUMNS.size())) {
            throw SqlError
                    .createSQLException(LOGGER, SqlState.DATA_EXCEPTION, SqlError.INVALID_COLUMN_INDEX, columnIndex,
                            ORDERED_COLUMNS.size());
        }

        final String key = ORDERED_COLUMNS.get(columnIndex - 1);
        if (rows.get(index).containsKey(key)) {
            final Object data = rows.get(index).get(key);
            wasNull = (data == null);
            return data;
        } else {
            throw SqlError.createSQLFeatureNotSupportedException(LOGGER);
        }
    }

    @Override
    public boolean wasNull() throws SQLException {
        return wasNull;
    }

    @Override
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