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Reintroduce searchable attributes and reordering

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This commit is contained in:
Clément Renault
2019-12-13 13:22:54 +01:00
parent a4dd033ccf
commit 40c0b14d1c
5 changed files with 198 additions and 43 deletions
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19
meilisearch-core/src/raw_document.rs
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@ -1,7 +1,9 @@
use compact_arena::SmallArena;
use itertools::EitherOrBoth;
use sdset::SetBuf;
use crate::DocIndex;
use crate::bucket_sort::{SimpleMatch, BareMatch, QueryWordAutomaton, PostingsListView};
use crate::reordered_attrs::ReorderedAttrs;
pub struct RawDocument<'a, 'tag> {
pub id: crate::DocumentId,
@ -19,8 +21,25 @@ impl<'a, 'tag> RawDocument<'a, 'tag> {
bare_matches: &'a mut [BareMatch<'tag>],
automatons: &[QueryWordAutomaton],
postings_lists: &mut SmallArena<'tag, PostingsListView<'txn>>,
searchable_attrs: Option<&ReorderedAttrs>,
) -> Option<RawDocument<'a, 'tag>>
{
if let Some(reordered_attrs) = searchable_attrs {
for bm in bare_matches.iter() {
let postings_list = &postings_lists[bm.postings_list];
let mut rewritten = Vec::new();
for di in postings_list.iter() {
if let Some(attribute) = reordered_attrs.get(di.attribute) {
rewritten.push(DocIndex { attribute, ..*di });
}
}
let new_postings = SetBuf::from_dirty(rewritten);
postings_lists[bm.postings_list].rewrite_with(new_postings);
}
}
bare_matches.sort_unstable_by_key(|m| m.query_index);
let mut previous_word = None;