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Indexing the facet strings levels

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This commit is contained in:
Kerollmops
2021-06-23 17:20:04 +02:00
parent a7ae552ba7
commit 8c86348119
2 changed files with 142 additions and 19 deletions
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9
milli/src/search/facet/facet_string.rs
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@ -210,7 +210,6 @@ impl<'t> Iterator for FacetStringGroupRange<'t> {
/// It yields the facet string and the roaring bitmap associated with it.
pub struct FacetStringLevelZeroRange<'t> {
iter: RoRange<'t, FacetStringLevelZeroCodec, CboRoaringBitmapCodec>,
field_id: FieldId,
}
impl<'t> FacetStringLevelZeroRange<'t> {
@ -228,19 +227,19 @@ impl<'t> FacetStringLevelZeroRange<'t> {
) -> Bound<&'a [u8]> {
match bound {
Included(value) => {
buffer.push(field_id);
buffer.extend_from_slice(&field_id.to_be_bytes());
buffer.push(0);
buffer.extend_from_slice(value.as_bytes());
Included(&buffer[..])
}
Excluded(value) => {
buffer.push(field_id);
buffer.extend_from_slice(&field_id.to_be_bytes());
buffer.push(0);
buffer.extend_from_slice(value.as_bytes());
Excluded(&buffer[..])
}
Unbounded => {
buffer.push(field_id);
buffer.extend_from_slice(&field_id.to_be_bytes());
buffer.push(1); // we must only get the level 0
Excluded(&buffer[..])
}
@ -257,7 +256,7 @@ impl<'t> FacetStringLevelZeroRange<'t> {
.range(rtxn, &(left_bound, right_bound))?
.remap_types::<FacetStringLevelZeroCodec, CboRoaringBitmapCodec>();
Ok(FacetStringLevelZeroRange { iter, field_id })
Ok(FacetStringLevelZeroRange { iter })
}
}