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Choose implementation strategy of criterion at runtime

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This commit is contained in:
Loïc Lecrenier
2022-12-12 16:54:31 +01:00
parent 97fb64e40e
commit 229405aeb9
7 changed files with 156 additions and 50 deletions
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22
milli/src/search/mod.rs
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@ -49,6 +49,7 @@ pub struct Search<'a> {
authorize_typos: bool,
words_limit: usize,
exhaustive_number_hits: bool,
criterion_implementation_strategy: CriterionImplementationStrategy,
rtxn: &'a heed::RoTxn<'a>,
index: &'a Index,
}
@ -65,6 +66,7 @@ impl<'a> Search<'a> {
authorize_typos: true,
exhaustive_number_hits: false,
words_limit: 10,
criterion_implementation_strategy: CriterionImplementationStrategy::default(),
rtxn,
index,
}
@ -117,6 +119,14 @@ impl<'a> Search<'a> {
self
}
pub fn criterion_implementation_strategy(
&mut self,
strategy: CriterionImplementationStrategy,
) -> &mut Search<'a> {
self.criterion_implementation_strategy = strategy;
self
}
fn is_typo_authorized(&self) -> Result<bool> {
let index_authorizes_typos = self.index.authorize_typos(self.rtxn)?;
// only authorize typos if both the index and the query allow it.
@ -204,6 +214,7 @@ impl<'a> Search<'a> {
self.sort_criteria.clone(),
self.exhaustive_number_hits,
None,
self.criterion_implementation_strategy,
)?;
self.perform_sort(NoopDistinct, matching_words.unwrap_or_default(), criteria)
}
@ -220,6 +231,7 @@ impl<'a> Search<'a> {
self.sort_criteria.clone(),
self.exhaustive_number_hits,
Some(distinct.clone()),
self.criterion_implementation_strategy,
)?;
self.perform_sort(distinct, matching_words.unwrap_or_default(), criteria)
}
@ -288,6 +300,7 @@ impl fmt::Debug for Search<'_> {
authorize_typos,
words_limit,
exhaustive_number_hits,
criterion_implementation_strategy,
rtxn: _,
index: _,
} = self;
@ -300,6 +313,7 @@ impl fmt::Debug for Search<'_> {
.field("terms_matching_strategy", terms_matching_strategy)
.field("authorize_typos", authorize_typos)
.field("exhaustive_number_hits", exhaustive_number_hits)
.field("criterion_implementation_strategy", criterion_implementation_strategy)
.field("words_limit", words_limit)
.finish()
}
@ -313,6 +327,14 @@ pub struct SearchResult {
pub documents_ids: Vec<DocumentId>,
}
#[derive(Debug, Default, Clone, Copy)]
pub enum CriterionImplementationStrategy {
OnlyIterative,
OnlySetBased,
#[default]
Dynamic,
}
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum TermsMatchingStrategy {
// remove last word first