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Code Issues Releases Wiki Activity

Change the way we filter the documents

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This commit is contained in:
Clément Renault 2020-01-14 13:30:12 +01:00
parent 681711fced
commit 40dab80dfa
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GPG key ID: 92ADA4E935E71FA4
3 changed files with 19 additions and 12 deletions
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24
meilisearch-core/src/bucket_sort.rs
View file

@ -96,18 +96,28 @@ where
let mut bare_matches = Vec::new();
mk_arena!(arena);
for ((query, input, distance), matches) in queries {
let postings_list_view = PostingsListView::original(Rc::from(input), Rc::new(matches));
// TODO optimize the filter by skipping docids that have already been seen
let mut offset = 0;
for matches in postings_list_view.linear_group_by_key(|m| m.document_id) {
let document_id = matches[0].document_id;
if docids.contains(&document_id) {
let range = postings_list_view.range(offset, matches.len());
for id in docids.as_slice() {
let di = DocIndex { document_id: *id, ..DocIndex::default() };
let pos = postings_list_view[offset..].binary_search(&di).unwrap_or_else(|x| x);
let group = postings_list_view[offset + pos..]
.linear_group_by_key(|m| m.document_id)
.next()
.filter(|matches| matches[0].document_id == *id);
offset += pos;
if let Some(matches) = group {
let range = postings_list_view.range(pos, matches.len());
let posting_list_index = arena.add(range);
let bare_match = BareMatch {
document_id,
document_id: *id,
query_index: query.id,
distance: distance,
is_exact: true, // TODO where can I find this info?
@ -116,8 +126,6 @@ where
bare_matches.push(bare_match);
}
offset += matches.len();
}
}

3
meilisearch-core/src/criterion/mod.rs
View file

@ -245,8 +245,7 @@ fn multiword_rewrite_matches(
if !found {
// if we find a corresponding padding for the
// first time we must push preceding paddings
for (i, query_index) in replacement.clone().enumerate().take(i)
{
for (i, query_index) in replacement.clone().enumerate().take(i) {
let word_index = match_.word_index + padding as u16 + (i + 1) as u16;
let match_ = SimpleMatch { query_index, word_index, ..*match_ };
padded_matches.push(match_);