Facet field

Feature

Create a facet query

How to

  1. Configure facet
    DocumentCollection<TechProductDocument> documentCollection; // from DI

    var rersult = documentCollection
        .Select()
        .FacetQuery("AliasName", q => q.Field(f => f.Features))
        .Execute();
  1. Optionally, change one or more settings
    DocumentCollection<TechProductDocument> documentCollection; // from DI

    var rersult = documentCollection
        .Select()
        .FacetQuery("AliasName", q => q.Field(f => f.Features), facet =>
        {
            facet.Minimum = 3;
            facet.Limit = 5;
        })
        .Execute();
  1. Read data
    rersult
        .Facets(out var data);

    foreach (FacetItemField facetItem in data)
    {
        // facetName = "InStock" or some alias (if configured)
        var facetName = facetItem.Name;
        //facetType = FacetType.Field
        var facetType = facetItem.FacetType;

        foreach (FacetItemQuery facetItem in data)
        {
            // facetName = "AliasName"
            var facetName = facetItem.Name;
            //facetType = FacetType.Query
            var facetType = facetItem.FacetType;
            // nested = nested facet (if configured)
            var nested = facetItem.Facets;
            // quantity = quantity of item's value
            var quantity = facetItem.Quantity;
        }
    }

Settings

Use case How to
Sort type of result of facet .FacetQuery("AliasName", q => q.Field(f => f.Features), facet => facet.SortType(FacetSortType.CountAsc))
Minimum count of itens in facet's result .FacetQuery("AliasName", q => q.Field(f => f.Features), facet => facet.Minimum(2))
Limit of itens in facet's result .FacetQuery("AliasName", q => q.Field(f => f.Features), facet => facet.Limit(10))
List of tags to exclude in facet calculation .FacetQuery("AliasName", q => q.Field(f => f.Features), facet => facet.Excludes(new[] { "tag1", "tag2" }))
Specify a filter or list of filters to be intersected with the incoming domain before faceting .FacetQuery("AliasName", q => q.Field(f => f.Features), facet => facet.Filter(f => f.Field(q => q.Id).EqualsTo(10)))

NOTE

Learn more about queries