Package io.druid.query.filter

Examples of io.druid.query.filter.Filter

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          "Null storage adapter found. Probably trying to issue a query against a segment being memory unmapped."
      );
    }

    final List<Interval> queryIntervals = query.getQuerySegmentSpec().getIntervals();
    final Filter filter = Filters.convertDimensionFilters(query.getDimensionsFilter());
    final QueryGranularity granularity = query.getGranularity();
    final Function<Cursor, Result<TopNResultValue>> mapFn = getMapFn(query, adapter);

    Preconditions.checkArgument(
        queryIntervals.size() == 1, "Can only handle a single interval, got[%s]", queryIntervals
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    if (!(input instanceof SearchQuery)) {
      throw new ISE("Got a [%s] which isn't a %s", input.getClass(), SearchQuery.class);
    }

    final SearchQuery query = (SearchQuery) input;
    final Filter filter = Filters.convertDimensionFilters(query.getDimensionsFilter());
    final List<String> dimensions = query.getDimensions();
    final SearchQuerySpec searchQuerySpec = query.getQuery();
    final int limit = query.getLimit();

    final QueryableIndex index = segment.asQueryableIndex();
    if (index != null) {
      final TreeSet<SearchHit> retVal = Sets.newTreeSet(query.getSort().getComparator());

      Iterable<String> dimsToSearch;
      if (dimensions == null || dimensions.isEmpty()) {
        dimsToSearch = index.getAvailableDimensions();
      } else {
        dimsToSearch = dimensions;
      }

      BitmapFactory bitmapFactory = index.getBitmapFactoryForDimensions();

      final ImmutableBitmap baseFilter;
      if (filter == null) {
        baseFilter = bitmapFactory.complement(bitmapFactory.makeEmptyImmutableBitmap(), index.getNumRows());
      } else {
        ColumnSelectorBitmapIndexSelector selector = new ColumnSelectorBitmapIndexSelector(bitmapFactory, index);
        baseFilter = filter.getBitmapIndex(selector);
      }

      for (String dimension : dimsToSearch) {
        final Column column = index.getColumn(dimension.toLowerCase());
        if (column == null) {
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  {
    if (dimFilter == null) {
      return null;
    }

    Filter filter = null;
    if (dimFilter instanceof AndDimFilter) {
      filter = new AndFilter(convertDimensionFilters(((AndDimFilter) dimFilter).getFields()));
    } else if (dimFilter instanceof OrDimFilter) {
      filter = new OrFilter(convertDimensionFilters(((OrDimFilter) dimFilter).getFields()));
    } else if (dimFilter instanceof NotDimFilter) {
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Related Classes of io.druid.query.filter.Filter

  • io.druid.query.search.SearchQueryRunner
  • io.druid.query.topn.TopNQueryEngine
  • io.druid.segment.filter.Filters
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