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https://github.com/meilisearch/MeiliSearch
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Introduce the FieldIdFacetIsEmptyDocidsExtractor
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@ -186,7 +186,6 @@ impl FacetedExtractor for FieldIdFacetNumberDocidsExtractor {
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}
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}
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/// TODO It doesn't keep the original string in the value
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pub struct FieldIdFacetStringDocidsExtractor;
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impl FacetedExtractor for FieldIdFacetStringDocidsExtractor {
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fn attributes_to_extract<'a>(rtxn: &'a RoTxn, index: &'a Index) -> Result<HashSet<String>> {
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@ -211,6 +210,37 @@ impl FacetedExtractor for FieldIdFacetStringDocidsExtractor {
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}
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}
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// Extract fieldid facet isempty docids
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// Extract fieldid facet isnull docids
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// Extract fieldid facet exists docids
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pub struct FieldIdFacetIsEmptyDocidsExtractor;
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impl FacetedExtractor for FieldIdFacetIsEmptyDocidsExtractor {
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fn attributes_to_extract<'a>(rtxn: &'a RoTxn, index: &'a Index) -> Result<HashSet<String>> {
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index.user_defined_faceted_fields(rtxn)
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}
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fn build_key<'b>(
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field_id: FieldId,
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value: &Value,
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output: &'b mut Vec<u8>,
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) -> Option<&'b [u8]> {
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let is_empty = match value {
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Value::Null | Value::Bool(_) | Value::Number(_) => false,
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Value::String(s) => s.is_empty(),
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Value::Array(a) => a.is_empty(),
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Value::Object(o) => o.is_empty(),
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};
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if is_empty {
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output.extend_from_slice(&field_id.to_be_bytes());
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Some(&*output)
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} else {
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None
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}
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}
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}
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pub fn extract_document_facets(
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attributes_to_extract: &[&str],
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obkv: &KvReaderFieldId,
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@ -131,7 +131,9 @@ where
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// Extract fieldid docid facet number
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// Extract fieldid docid facet string
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// Extract facetid string fst
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// Extract facetid normalized string strings
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// TODO Inverted Indexes again
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// Extract fieldid facet isempty docids
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// Extract fieldid facet isnull docids
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// Extract fieldid facet exists docids
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