checkNonnegative(expectedKeys, "expectedKeys");
    return new MultimapBuilderWithKeys<@Nullable Object>() {
      @Override
      <K extends @Nullable Object, V extends @Nullable Object> Map<K, Collection<V>> createMap() {
        return Platform.newHashMapWithExpectedSize(expectedKeys);
      }
    };
  }

  /**
   * Uses a hash table to map keys to value collections.
   *

    public int selectCount(CBCall<ClickLogCB> cbLambda) {
        return facadeSelectCount(createCB(cbLambda));
    }

    public OptionalEntity<ClickLog> selectEntity(CBCall<ClickLogCB> cbLambda) {
        return facadeSelectEntity(createCB(cbLambda));
    }

    protected OptionalEntity<ClickLog> facadeSelectEntity(ClickLogCB cb) {

        return facadeSelectList(createCB(cbLambda));
    }

    public PagingResultBean<Role> selectPage(CBCall<RoleCB> cbLambda) {
        // #pending same?
        return (PagingResultBean<Role>) facadeSelectList(createCB(cbLambda));
    }

    public void selectCursor(CBCall<RoleCB> cbLambda, EntityRowHandler<Role> entityLambda) {
        facadeSelectCursor(createCB(cbLambda), entityLambda);
    }

    public int selectCount(CBCall<FailureUrlCB> cbLambda) {
        return facadeSelectCount(createCB(cbLambda));
    }

    public OptionalEntity<FailureUrl> selectEntity(CBCall<FailureUrlCB> cbLambda) {
        return facadeSelectEntity(createCB(cbLambda));
    }

    protected OptionalEntity<FailureUrl> facadeSelectEntity(FailureUrlCB cb) {

    public int selectCount(CBCall<RequestHeaderCB> cbLambda) {
        return facadeSelectCount(createCB(cbLambda));
    }

    public OptionalEntity<RequestHeader> selectEntity(CBCall<RequestHeaderCB> cbLambda) {
        return facadeSelectEntity(createCB(cbLambda));
    }

    protected OptionalEntity<RequestHeader> facadeSelectEntity(RequestHeaderCB cb) {

    public int selectCount(CBCall<ThumbnailQueueCB> cbLambda) {
        return facadeSelectCount(createCB(cbLambda));
    }

    public OptionalEntity<ThumbnailQueue> selectEntity(CBCall<ThumbnailQueueCB> cbLambda) {
        return facadeSelectEntity(createCB(cbLambda));
    }

    protected OptionalEntity<ThumbnailQueue> facadeSelectEntity(ThumbnailQueueCB cb) {

    public int selectCount(CBCall<WebAuthenticationCB> cbLambda) {
        return facadeSelectCount(createCB(cbLambda));
    }

    public OptionalEntity<WebAuthentication> selectEntity(CBCall<WebAuthenticationCB> cbLambda) {
        return facadeSelectEntity(createCB(cbLambda));
    }

    protected OptionalEntity<WebAuthentication> facadeSelectEntity(WebAuthenticationCB cb) {

    //                                                                         ===========
    protected final ColumnInfo _columnCreatedAt = cci("createdAt", "createdAt", null, null, LocalDateTime.class, "createdAt", null, false,
            false, false, "LocalDateTime", 0, 0, null, null, false, null, null, null, null, null, false);

        setCreatedAt_DateRange("createdAt", opLambda, null);
    }

    public void setCreatedAt_DateRange(ConditionOptionCall<DateRangeAggregationBuilder> opLambda,
            OperatorCall<BsFavoriteLogCA> aggsLambda) {
        setCreatedAt_DateRange("createdAt", opLambda, aggsLambda);
    }

    //                                                                         ===========
    protected final ColumnInfo _columnCreatedAt = cci("createdAt", "createdAt", null, null, LocalDateTime.class, "createdAt", null, false,
            false, false, "LocalDateTime", 0, 0, null, null, false, null, null, null, null, null, false);