//                                                                             DB Meta
    //                                                                             =======
    @Override
    public PathMappingDbm asDBMeta() {
        return PathMappingDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "path_mapping";
    }

    //                                                                             Control
    //                                                                             =======
    @Override
    public RoleDbm asDBMeta() {
        return RoleDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "role";
    }

    @Override
    public boolean hasSpecifiedColumn() {

    //                                                                             DB Meta
    //                                                                             =======
    @Override
    public BoostDocumentRuleDbm asDBMeta() {
        return BoostDocumentRuleDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "boost_document_rule";
    }

    //                                                                             Control
    //                                                                             =======
    @Override
    public DuplicateHostDbm asDBMeta() {
        return DuplicateHostDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "duplicate_host";
    }

    @Override
    public boolean hasSpecifiedColumn() {

    //                                                                             Control
    //                                                                             =======
    @Override
    public RelatedQueryDbm asDBMeta() {
        return RelatedQueryDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "related_query";
    }

    @Override
    public boolean hasSpecifiedColumn() {

    //                                                                             DB Meta
    //                                                                             =======
    @Override
    public LabelTypeDbm asDBMeta() {
        return LabelTypeDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "label_type";
    }

    //                                                                             Control
    //                                                                             =======
    @Override
    public ElevateWordToLabelDbm asDBMeta() {
        return ElevateWordToLabelDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "elevate_word_to_label";
    }

    @Override

    //                                                                             DB Meta
    //                                                                             =======
    @Override
    public ElevateWordDbm asDBMeta() {
        return ElevateWordDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "elevate_word";
    }

    //                                                                             Control
    //                                                                             =======
    @Override
    public DataConfigDbm asDBMeta() {
        return DataConfigDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "data_config";
    }

    @Override
    public boolean hasSpecifiedColumn() {

    //                                                                             DB Meta
    //                                                                             =======
    @Override
    public CrawlingInfoDbm asDBMeta() {
        return CrawlingInfoDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "crawling_info";
    }