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Merge #4804

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4804: Implements the experimental contains filter operator r=irevoire a=irevoire

# Pull Request
Related PRD: (private link) https://www.notion.so/meilisearch/Contains-Like-Filter-Operator-0d8ad53c6761466f913432eb1d843f1e
Public usage page: https://meilisearch.notion.site/Contains-filter-operator-usage-3e7421b0aacf45f48ab09abe259a1de6

## Related issue
Fixes https://github.com/meilisearch/meilisearch/issues/3613

## What does this PR do?
- Extract the contains operator from this PR: https://github.com/meilisearch/meilisearch/pull/3751
- Gate it behind a feature flag
- Add tests


Co-authored-by: Tamo <tamo@meilisearch.com>
This commit is contained in:
meili-bors[bot] 2024-07-17 15:47:11 +00:00 • committed by GitHub
commit ea73615abf
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34 changed files with 487 additions and 121 deletions
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41
milli/src/index.rs
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@ -2140,6 +2140,47 @@ pub(crate) mod tests {
);
}
#[test]
fn test_contains() {
let index = TempIndex::new();
index
.update_settings(|settings| {
settings.set_filterable_fields(hashset! { S("doggo") });
})
.unwrap();
index
.add_documents(documents!([
{ "id": 0, "doggo": "kefir" },
{ "id": 1, "doggo": "kefirounet" },
{ "id": 2, "doggo": "kefkef" },
{ "id": 3, "doggo": "fifir" },
{ "id": 4, "doggo": "boubou" },
{ "id": 5 },
]))
.unwrap();
let rtxn = index.read_txn().unwrap();
let mut search = index.search(&rtxn);
let search_result = search
.filter(Filter::from_str("doggo CONTAINS kefir").unwrap().unwrap())
.execute()
.unwrap();
insta::assert_debug_snapshot!(search_result.candidates, @"RoaringBitmap<[0, 1]>");
let mut search = index.search(&rtxn);
let search_result = search
.filter(Filter::from_str("doggo CONTAINS KEF").unwrap().unwrap())
.execute()
.unwrap();
insta::assert_debug_snapshot!(search_result.candidates, @"RoaringBitmap<[0, 1, 2]>");
let mut search = index.search(&rtxn);
let search_result = search
.filter(Filter::from_str("doggo NOT CONTAINS fir").unwrap().unwrap())
.execute()
.unwrap();
insta::assert_debug_snapshot!(search_result.candidates, @"RoaringBitmap<[2, 4, 5]>");
}
#[test]
fn replace_documents_external_ids_and_soft_deletion_check() {
use big_s::S;