public class Customer extends Record {
    private static final String TABLE = "customers";
    private static final List<ColumnInfo> COLUMNS;
    static {
        final List<ColumnInfo> columns = new ArrayList<ColumnInfo>();
        columns.add(new ColumnInfo("name", "text"));
        columns.add(new ColumnInfo("phone", "text"));
        columns.add(new ColumnInfo("phone", "text"));
        columns.add(new ColumnInfo("address", "text"));
        columns.add(new ColumnInfo("notes", "text"));

        COLUMNS = Collections.unmodifiableList(columns);
    }

    @Override
    public String getTable() {
        return TABLE;
    }

    @Override
    public List<ColumnInfo> getColumns() {
        return COLUMNS;
    }

    @Override
    public String toString() {
        return getValue("name");
    }
}

public class ColumnInfo {
    private final String name;
    private final String type;

    public ColumnInfo(final String name, final String type) {
        this.name = name;
        this.type = type;
    }

    public String getName() {
        return name;
    }

    public String getType() {
        return type;
    }
}