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Code Issues Releases Wiki Activity

Optimize facet sort

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5 to 10x speedup
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Mubelotix 2025-06-27 14:40:55 +02:00
parent 4534dc2cab
commit 340d9e6edc
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2 changed files with 256 additions and 60 deletions
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21
crates/meilisearch/src/routes/indexes/documents.rs
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@ -1558,19 +1558,32 @@ fn retrieve_documents<S: AsRef<str>>(
})?
}
let mut facet_sort = None;
if let Some(sort) = sort_criteria {
candidates = recursive_facet_sort(index, &rtxn, &sort, candidates)?;
facet_sort = Some(recursive_facet_sort(index, &rtxn, &sort, &candidates)?)
}
let (it, number_of_documents) = {
let (it, number_of_documents) = if let Some(facet_sort) = &facet_sort {
let number_of_documents = candidates.len();
let iter = facet_sort.iter()?;
(
itertools::Either::Left(some_documents(
index,
&rtxn,
iter.map(|d| d.unwrap()).skip(offset).take(limit),
retrieve_vectors,
)?),
number_of_documents,
)
} else {
let number_of_documents = candidates.len();
(
some_documents(
itertools::Either::Right(some_documents(
index,
&rtxn,
candidates.into_iter().skip(offset).take(limit),
retrieve_vectors,
)?,
)?),
number_of_documents,
)
};