Merge pull request #5494 from meilisearch/deactivate-numbers-in-typos

Deactivate numbers in typos

crates/dump/src/reader/compat/v5_to_v6.rs

@@ -373,6 +373,7 @@ impl<T> From<v5::Settings<T>> for v6::Settings<v6::Unchecked> {
                     },
                     disable_on_words: typo.disable_on_words.into(),
                     disable_on_attributes: typo.disable_on_attributes.into(),
+                    disable_on_numbers: v6::Setting::NotSet,
                 }),
                 v5::Setting::Reset => v6::Setting::Reset,
                 v5::Setting::NotSet => v6::Setting::NotSet,

crates/meilisearch-types/src/settings.rs

@@ -8,6 +8,7 @@ use std::str::FromStr;
 
 use deserr::{DeserializeError, Deserr, ErrorKind, MergeWithError, ValuePointerRef};
 use fst::IntoStreamer;
+use milli::disabled_typos_terms::DisabledTyposTerms;
 use milli::index::{IndexEmbeddingConfig, PrefixSearch};
 use milli::proximity::ProximityPrecision;
 use milli::update::Setting;
@@ -104,6 +105,10 @@ pub struct TypoSettings {
     #[deserr(default)]
     #[schema(value_type = Option<BTreeSet<String>>, example = json!(["uuid", "url"]))]
     pub disable_on_attributes: Setting<BTreeSet<String>>,
+    #[serde(default, skip_serializing_if = "Setting::is_not_set")]
+    #[deserr(default)]
+    #[schema(value_type = Option<bool>, example = json!(true))]
+    pub disable_on_numbers: Setting<bool>,
 }
 
 #[derive(Debug, Clone, Default, Serialize, Deserialize, PartialEq, Eq, Deserr, ToSchema)]
@@ -701,6 +706,12 @@ pub fn apply_settings_to_builder(
                 Setting::Reset => builder.reset_exact_attributes(),
                 Setting::NotSet => (),
             }
+
+            match value.disable_on_numbers {
+                Setting::Set(val) => builder.set_disable_on_numbers(val),
+                Setting::Reset => builder.reset_disable_on_numbers(),
+                Setting::NotSet => (),
+            }
         }
         Setting::Reset => {
             // all typo settings need to be reset here.
@@ -826,12 +837,14 @@ pub fn settings(
     };
 
     let disabled_attributes = index.exact_attributes(rtxn)?.into_iter().map(String::from).collect();
+    let DisabledTyposTerms { disable_on_numbers } = index.disabled_typos_terms(rtxn)?;
 
     let typo_tolerance = TypoSettings {
         enabled: Setting::Set(index.authorize_typos(rtxn)?),
         min_word_size_for_typos: Setting::Set(min_typo_word_len),
         disable_on_words: Setting::Set(disabled_words),
         disable_on_attributes: Setting::Set(disabled_attributes),
+        disable_on_numbers: Setting::Set(disable_on_numbers),
     };
 
     let faceting = FacetingSettings {

crates/meilisearch/tests/dumps/mod.rs

@@ -87,7 +87,8 @@ async fn import_dump_v1_movie_raw() {
           "twoTypos": 9
         },
         "disableOnWords": [],
-        "disableOnAttributes": []
+        "disableOnAttributes": [],
+        "disableOnNumbers": false
       },
       "faceting": {
         "maxValuesPerFacet": 100,
@@ -260,7 +261,8 @@ async fn import_dump_v1_movie_with_settings() {
           "twoTypos": 9
         },
         "disableOnWords": [],
-        "disableOnAttributes": []
+        "disableOnAttributes": [],
+        "disableOnNumbers": false
       },
       "faceting": {
         "maxValuesPerFacet": 100,
@@ -432,7 +434,8 @@ async fn import_dump_v1_rubygems_with_settings() {
           "twoTypos": 9
         },
         "disableOnWords": [],
-        "disableOnAttributes": []
+        "disableOnAttributes": [],
+        "disableOnNumbers": false
       },
       "faceting": {
         "maxValuesPerFacet": 100,
@@ -590,7 +593,8 @@ async fn import_dump_v2_movie_raw() {
           "twoTypos": 9
         },
         "disableOnWords": [],
-        "disableOnAttributes": []
+        "disableOnAttributes": [],
+        "disableOnNumbers": false
       },
       "faceting": {
         "maxValuesPerFacet": 100,
@@ -760,7 +764,8 @@ async fn import_dump_v2_movie_with_settings() {
           "twoTypos": 9
         },
         "disableOnWords": [],
-        "disableOnAttributes": []
+        "disableOnAttributes": [],
+        "disableOnNumbers": false
       },
       "faceting": {
         "maxValuesPerFacet": 100,
@@ -929,7 +934,8 @@ async fn import_dump_v2_rubygems_with_settings() {
           "twoTypos": 9
         },
         "disableOnWords": [],
-        "disableOnAttributes": []
+        "disableOnAttributes": [],
+        "disableOnNumbers": false
       },
       "faceting": {
         "maxValuesPerFacet": 100,
@@ -1087,7 +1093,8 @@ async fn import_dump_v3_movie_raw() {
           "twoTypos": 9
         },
         "disableOnWords": [],
-        "disableOnAttributes": []
+        "disableOnAttributes": [],
+        "disableOnNumbers": false
       },
       "faceting": {
         "maxValuesPerFacet": 100,
@@ -1257,7 +1264,8 @@ async fn import_dump_v3_movie_with_settings() {
           "twoTypos": 9
         },
         "disableOnWords": [],
-        "disableOnAttributes": []
+        "disableOnAttributes": [],
+        "disableOnNumbers": false
       },
       "faceting": {
         "maxValuesPerFacet": 100,
@@ -1426,7 +1434,8 @@ async fn import_dump_v3_rubygems_with_settings() {
           "twoTypos": 9
         },
         "disableOnWords": [],
-        "disableOnAttributes": []
+        "disableOnAttributes": [],
+        "disableOnNumbers": false
       },
       "faceting": {
         "maxValuesPerFacet": 100,
@@ -1584,7 +1593,8 @@ async fn import_dump_v4_movie_raw() {
           "twoTypos": 9
         },
         "disableOnWords": [],
-        "disableOnAttributes": []
+        "disableOnAttributes": [],
+        "disableOnNumbers": false
       },
       "faceting": {
         "maxValuesPerFacet": 100,
@@ -1754,7 +1764,8 @@ async fn import_dump_v4_movie_with_settings() {
           "twoTypos": 9
         },
         "disableOnWords": [],
-        "disableOnAttributes": []
+        "disableOnAttributes": [],
+        "disableOnNumbers": false
       },
       "faceting": {
         "maxValuesPerFacet": 100,
@@ -1923,7 +1934,8 @@ async fn import_dump_v4_rubygems_with_settings() {
           "twoTypos": 9
         },
         "disableOnWords": [],
-        "disableOnAttributes": []
+        "disableOnAttributes": [],
+        "disableOnNumbers": false
       },
       "faceting": {
         "maxValuesPerFacet": 100,
@@ -2212,7 +2224,8 @@ async fn import_dump_v6_containing_experimental_features() {
           "twoTypos": 9
         },
         "disableOnWords": [],
-        "disableOnAttributes": []
+        "disableOnAttributes": [],
+        "disableOnNumbers": false
       },
       "faceting": {
         "maxValuesPerFacet": 100,
@@ -2444,7 +2457,8 @@ async fn generate_and_import_dump_containing_vectors() {
           "twoTypos": 9
         },
         "disableOnWords": [],
-        "disableOnAttributes": []
+        "disableOnAttributes": [],
+        "disableOnNumbers": false
       },
       "faceting": {
         "maxValuesPerFacet": 100,

crates/meilisearch/tests/search/mod.rs

@@ -1976,3 +1976,93 @@ async fn change_facet_casing() {
         })
         .await;
 }
+
+#[actix_rt::test]
+async fn test_exact_typos_terms() {
+    let documents = json!([
+        {
+            "id": 0,
+            "title": "The zeroth document 1298484",
+        },
+        {
+            "id": 1,
+            "title": "The first document 234342",
+            "nested": {
+                "object": "field 22231",
+                "machin": "bidule 23443.32111",
+            },
+        },
+        {
+            "id": 2,
+            "title": "The second document 3398499",
+            "nested": [
+                "array",
+                {
+                    "object": "field 23245121,23223",
+                },
+                {
+                    "prout": "truc 123980612321",
+                    "machin": "lol 12345645333447879",
+                },
+            ],
+        },
+        {
+            "id": 3,
+            "title": "The third document 12333",
+            "nested": "I lied 98878",
+        },
+    ]);
+
+    // Test prefix search
+    test_settings_documents_indexing_swapping_and_search(
+        &documents,
+        &json!({
+            "searchableAttributes": ["title", "nested.object", "nested.machin"],
+            "typoTolerance": {
+              "enabled": true,
+              "disableOnNumbers": true
+            }
+        }),
+        &json!({"q": "12345"}),
+        |response, code| {
+            assert_eq!(code, 200, "{}", response);
+            snapshot!(json_string!(response["hits"]), @r###"
+            [
+              {
+                "id": 2,
+                "title": "The second document 3398499",
+                "nested": [
+                  "array",
+                  {
+                    "object": "field 23245121,23223"
+                  },
+                  {
+                    "prout": "truc 123980612321",
+                    "machin": "lol 12345645333447879"
+                  }
+                ]
+              }
+            ]
+            "###);
+        },
+    )
+    .await;
+
+    // Test typo search
+    test_settings_documents_indexing_swapping_and_search(
+        &documents,
+        &json!({
+            "searchableAttributes": ["title", "nested.object", "nested.machin"],
+            "typoTolerance": {
+              "enabled": true,
+              "disableOnNumbers": true
+            }
+        }),
+        &json!({"q": "123457"}),
+        |response, code| {
+            assert_eq!(code, 200, "{}", response);
+            snapshot!(json_string!(response["hits"]), @r###"[]"###);
+        },
+    )
+    .await;
+}

crates/meilisearch/tests/settings/errors.rs

@@ -274,7 +274,7 @@ async fn settings_bad_typo_tolerance() {
     snapshot!(code, @"400 Bad Request");
     snapshot!(json_string!(response), @r###"
     {
-      "message": "Unknown field `typoTolerance`: expected one of `enabled`, `minWordSizeForTypos`, `disableOnWords`, `disableOnAttributes`",
+      "message": "Unknown field `typoTolerance`: expected one of `enabled`, `minWordSizeForTypos`, `disableOnWords`, `disableOnAttributes`, `disableOnNumbers`",
       "code": "invalid_settings_typo_tolerance",
       "type": "invalid_request",
       "link": "https://docs.meilisearch.com/errors#invalid_settings_typo_tolerance"

crates/meilisearch/tests/settings/get_settings.rs

@@ -179,7 +179,7 @@ test_setting_routes!(
     {
         setting: typo_tolerance,
         update_verb: patch,
-        default_value: {"enabled": true, "minWordSizeForTypos": {"oneTypo": 5, "twoTypos": 9}, "disableOnWords": [], "disableOnAttributes": []}
+        default_value: {"enabled": true, "minWordSizeForTypos": {"oneTypo": 5, "twoTypos": 9}, "disableOnWords": [], "disableOnAttributes": [], "disableOnNumbers": false}
     },
 );
 
@@ -276,7 +276,7 @@ async fn secrets_are_hidden_in_settings() {
 
     let (response, code) = index.settings().await;
     meili_snap::snapshot!(code, @"200 OK");
-    meili_snap::snapshot!(meili_snap::json_string!(response), @r#"
+    meili_snap::snapshot!(meili_snap::json_string!(response), @r###"
     {
       "displayedAttributes": [
         "*"
@@ -308,7 +308,8 @@ async fn secrets_are_hidden_in_settings() {
           "twoTypos": 9
         },
         "disableOnWords": [],
-        "disableOnAttributes": []
+        "disableOnAttributes": [],
+        "disableOnNumbers": false
       },
       "faceting": {
         "maxValuesPerFacet": 100,
@@ -337,7 +338,7 @@ async fn secrets_are_hidden_in_settings() {
       "facetSearch": true,
       "prefixSearch": "indexingTime"
     }
-    "#);
+    "###);
 
     let (response, code) = server.get_task(settings_update_uid).await;
     meili_snap::snapshot!(code, @"200 OK");

crates/meilisearch/tests/upgrade/v1_12/snapshots/v1_12_0.rs/check_the_index_features/kefir_settings.snap

@@ -1,6 +1,5 @@
 ---
 source: crates/meilisearch/tests/upgrade/v1_12/v1_12_0.rs
-snapshot_kind: text
 ---
 {
   "displayedAttributes": [
@@ -49,7 +48,8 @@ snapshot_kind: text
     ],
     "disableOnAttributes": [
       "surname"
-    ]
+    ],
+    "disableOnNumbers": false
   },
   "faceting": {
     "maxValuesPerFacet": 99,

crates/milli/src/disabled_typos_terms.rs

@@ -0,0 +1,50 @@
+use heed::{
+    types::{SerdeJson, Str},
+    RoTxn, RwTxn,
+};
+use serde::{Deserialize, Serialize};
+
+use crate::{index::main_key, Index};
+
+#[derive(Debug, Clone, Copy, Serialize, Deserialize, PartialEq, Eq, Default)]
+#[serde(rename_all = "camelCase")]
+pub struct DisabledTyposTerms {
+    pub disable_on_numbers: bool,
+}
+
+impl Index {
+    pub fn disabled_typos_terms(&self, txn: &RoTxn<'_>) -> heed::Result<DisabledTyposTerms> {
+        self.main
+            .remap_types::<Str, SerdeJson<DisabledTyposTerms>>()
+            .get(txn, main_key::DISABLED_TYPOS_TERMS)
+            .map(|option| option.unwrap_or_default())
+    }
+
+    pub(crate) fn put_disabled_typos_terms(
+        &self,
+        txn: &mut RwTxn<'_>,
+        disabled_typos_terms: &DisabledTyposTerms,
+    ) -> heed::Result<()> {
+        self.main.remap_types::<Str, SerdeJson<DisabledTyposTerms>>().put(
+            txn,
+            main_key::DISABLED_TYPOS_TERMS,
+            disabled_typos_terms,
+        )?;
+
+        Ok(())
+    }
+
+    pub(crate) fn delete_disabled_typos_terms(&self, txn: &mut RwTxn<'_>) -> heed::Result<()> {
+        self.main
+            .remap_types::<Str, SerdeJson<DisabledTyposTerms>>()
+            .delete(txn, main_key::DISABLED_TYPOS_TERMS)?;
+        Ok(())
+    }
+}
+
+impl DisabledTyposTerms {
+    pub fn is_exact(&self, word: &str) -> bool {
+        // If disable_on_numbers is true, we disable the word if it contains only numbers or punctuation
+        self.disable_on_numbers && word.chars().all(|c| c.is_numeric() || c.is_ascii_punctuation())
+    }
+}

crates/milli/src/index.rs

@@ -78,6 +78,7 @@ pub mod main_key {
     pub const FACET_SEARCH: &str = "facet_search";
     pub const PREFIX_SEARCH: &str = "prefix_search";
     pub const DOCUMENTS_STATS: &str = "documents_stats";
+    pub const DISABLED_TYPOS_TERMS: &str = "disabled_typos_terms";
 }
 
 pub mod db_name {

crates/milli/src/lib.rs

@@ -12,6 +12,7 @@ mod asc_desc;
 mod attribute_patterns;
 mod criterion;
 pub mod database_stats;
+pub mod disabled_typos_terms;
 mod error;
 mod external_documents_ids;
 pub mod facet;

crates/milli/src/update/index_documents/extract/extract_word_docids.rs

@@ -127,7 +127,8 @@ pub fn extract_word_docids<R: io::Read + io::Seek>(
         // merge all deletions
         let obkv = KvReaderDelAdd::from_slice(value);
         if let Some(value) = obkv.get(DelAdd::Deletion) {
-            let delete_from_exact = settings_diff.old.exact_attributes.contains(&fid);
+            let delete_from_exact = settings_diff.old.exact_attributes.contains(&fid)
+                || settings_diff.old.disabled_typos_terms.is_exact(w);
             buffer.clear();
             let mut obkv = KvWriterDelAdd::new(&mut buffer);
             obkv.insert(DelAdd::Deletion, value)?;
@@ -139,7 +140,8 @@ pub fn extract_word_docids<R: io::Read + io::Seek>(
         }
         // merge all additions
         if let Some(value) = obkv.get(DelAdd::Addition) {
-            let add_in_exact = settings_diff.new.exact_attributes.contains(&fid);
+            let add_in_exact = settings_diff.new.exact_attributes.contains(&fid)
+                || settings_diff.new.disabled_typos_terms.is_exact(w);
             buffer.clear();
             let mut obkv = KvWriterDelAdd::new(&mut buffer);
             obkv.insert(DelAdd::Addition, value)?;

crates/milli/src/update/index_documents/typed_chunk.rs

@@ -273,14 +273,11 @@ pub(crate) fn write_typed_chunk_into_index(
                     unreachable!();
                 };
                 let clonable_word_docids = unsafe { as_cloneable_grenad(&word_docids_reader) }?;
-                let clonable_exact_word_docids =
-                    unsafe { as_cloneable_grenad(&exact_word_docids_reader) }?;
 
                 word_docids_builder.push(word_docids_reader.into_cursor()?);
                 exact_word_docids_builder.push(exact_word_docids_reader.into_cursor()?);
                 word_fid_docids_builder.push(word_fid_docids_reader.into_cursor()?);
                 fst_merger_builder.push(clonable_word_docids.into_cursor()?);
-                fst_merger_builder.push(clonable_exact_word_docids.into_cursor()?);
             }
 
             let word_docids_merger = word_docids_builder.build();

crates/milli/src/update/new/extract/searchable/extract_word_docids.rs

@@ -319,8 +319,11 @@ impl WordDocidsExtractors {
         let doc_alloc = &context.doc_alloc;
 
         let exact_attributes = index.exact_attributes(rtxn)?;
-        let is_exact_attribute =
+        let disabled_typos_terms = index.disabled_typos_terms(rtxn)?;
-            |fname: &str| exact_attributes.iter().any(|attr| contained_in(fname, attr));
+        let is_exact = |fname: &str, word: &str| {
+            exact_attributes.iter().any(|attr| contained_in(fname, attr))
+                || disabled_typos_terms.is_exact(word)
+        };
         match document_change {
             DocumentChange::Deletion(inner) => {
                 let mut token_fn = |fname: &str, fid, pos, word: &str| {
@@ -328,7 +331,7 @@ impl WordDocidsExtractors {
                         fid,
                         pos,
                         word,
-                        is_exact_attribute(fname),
+                        is_exact(fname, word),
                         inner.docid(),
                         doc_alloc,
                     )
@@ -356,7 +359,7 @@ impl WordDocidsExtractors {
                         fid,
                         pos,
                         word,
-                        is_exact_attribute(fname),
+                        is_exact(fname, word),
                         inner.docid(),
                         doc_alloc,
                     )
@@ -372,7 +375,7 @@ impl WordDocidsExtractors {
                         fid,
                         pos,
                         word,
-                        is_exact_attribute(fname),
+                        is_exact(fname, word),
                         inner.docid(),
                         doc_alloc,
                     )
@@ -389,7 +392,7 @@ impl WordDocidsExtractors {
                         fid,
                         pos,
                         word,
-                        is_exact_attribute(fname),
+                        is_exact(fname, word),
                         inner.docid(),
                         doc_alloc,
                     )

crates/milli/src/update/new/indexer/mod.rs

@@ -9,6 +9,7 @@ pub use document_operation::{DocumentOperation, PayloadStats};
 use hashbrown::HashMap;
 use heed::RwTxn;
 pub use partial_dump::PartialDump;
+pub use post_processing::recompute_word_fst_from_word_docids_database;
 pub use update_by_function::UpdateByFunction;
 pub use write::ChannelCongestion;
 use write::{build_vectors, update_index, write_to_db};

crates/milli/src/update/new/indexer/post_processing.rs

@@ -131,6 +131,20 @@ fn compute_word_fst(
     }
 }
 
+pub fn recompute_word_fst_from_word_docids_database(index: &Index, wtxn: &mut RwTxn) -> Result<()> {
+    let fst = fst::Set::default().map_data(std::borrow::Cow::Owned)?;
+    let mut word_fst_builder = WordFstBuilder::new(&fst)?;
+    let words = index.word_docids.iter(wtxn)?.remap_data_type::<DecodeIgnore>();
+    for res in words {
+        let (word, _) = res?;
+        word_fst_builder.register_word(DelAdd::Addition, word.as_ref())?;
+    }
+    let (word_fst_mmap, _) = word_fst_builder.build(index, wtxn)?;
+    index.main.remap_types::<Str, Bytes>().put(wtxn, WORDS_FST_KEY, &word_fst_mmap)?;
+
+    Ok(())
+}
+
 #[tracing::instrument(level = "trace", skip_all, target = "indexing::facet_search")]
 fn compute_facet_search_database(
     index: &Index,

crates/milli/src/update/settings.rs

@@ -17,6 +17,7 @@ use super::IndexerConfig;
 use crate::attribute_patterns::PatternMatch;
 use crate::constants::RESERVED_GEO_FIELD_NAME;
 use crate::criterion::Criterion;
+use crate::disabled_typos_terms::DisabledTyposTerms;
 use crate::error::UserError;
 use crate::fields_ids_map::metadata::{FieldIdMapWithMetadata, MetadataBuilder};
 use crate::filterable_attributes_rules::match_faceted_field;
@@ -169,6 +170,7 @@ pub struct Settings<'a, 't, 'i> {
     synonyms: Setting<BTreeMap<String, Vec<String>>>,
     primary_key: Setting<String>,
     authorize_typos: Setting<bool>,
+    disable_on_numbers: Setting<bool>,
     min_word_len_two_typos: Setting<u8>,
     min_word_len_one_typo: Setting<u8>,
     exact_words: Setting<BTreeSet<String>>,
@@ -207,6 +209,7 @@ impl<'a, 't, 'i> Settings<'a, 't, 'i> {
             synonyms: Setting::NotSet,
             primary_key: Setting::NotSet,
             authorize_typos: Setting::NotSet,
+            disable_on_numbers: Setting::NotSet,
             exact_words: Setting::NotSet,
             min_word_len_two_typos: Setting::NotSet,
             min_word_len_one_typo: Setting::NotSet,
@@ -354,6 +357,14 @@ impl<'a, 't, 'i> Settings<'a, 't, 'i> {
         self.min_word_len_one_typo = Setting::Reset;
     }
 
+    pub fn set_disable_on_numbers(&mut self, disable_on_numbers: bool) {
+        self.disable_on_numbers = Setting::Set(disable_on_numbers);
+    }
+
+    pub fn reset_disable_on_numbers(&mut self) {
+        self.disable_on_numbers = Setting::Reset;
+    }
+
     pub fn set_exact_words(&mut self, words: BTreeSet<String>) {
         self.exact_words = Setting::Set(words);
     }
@@ -866,6 +877,24 @@ impl<'a, 't, 'i> Settings<'a, 't, 'i> {
         Ok(())
     }
 
+    fn update_disabled_typos_terms(&mut self) -> Result<()> {
+        let mut disabled_typos_terms = self.index.disabled_typos_terms(self.wtxn)?;
+        match self.disable_on_numbers {
+            Setting::Set(disable_on_numbers) => {
+                disabled_typos_terms.disable_on_numbers = disable_on_numbers;
+            }
+            Setting::Reset => {
+                self.index.delete_disabled_typos_terms(self.wtxn)?;
+                disabled_typos_terms.disable_on_numbers =
+                    DisabledTyposTerms::default().disable_on_numbers;
+            }
+            Setting::NotSet => (),
+        }
+
+        self.index.put_disabled_typos_terms(self.wtxn, &disabled_typos_terms)?;
+        Ok(())
+    }
+
     fn update_exact_words(&mut self) -> Result<()> {
         match self.exact_words {
             Setting::Set(ref mut words) => {
@@ -1246,6 +1275,7 @@ impl<'a, 't, 'i> Settings<'a, 't, 'i> {
         self.update_prefix_search()?;
         self.update_facet_search()?;
         self.update_localized_attributes_rules()?;
+        self.update_disabled_typos_terms()?;
 
         let embedding_config_updates = self.update_embedding_configs()?;
 
@@ -1327,6 +1357,7 @@ impl InnerIndexSettingsDiff {
                 || old_settings.prefix_search != new_settings.prefix_search
                 || old_settings.localized_attributes_rules
                     != new_settings.localized_attributes_rules
+                || old_settings.disabled_typos_terms != new_settings.disabled_typos_terms
         };
 
         let cache_exact_attributes = old_settings.exact_attributes != new_settings.exact_attributes;
@@ -1526,6 +1557,7 @@ pub(crate) struct InnerIndexSettings {
     pub user_defined_searchable_attributes: Option<Vec<String>>,
     pub sortable_fields: HashSet<String>,
     pub exact_attributes: HashSet<FieldId>,
+    pub disabled_typos_terms: DisabledTyposTerms,
     pub proximity_precision: ProximityPrecision,
     pub embedding_configs: EmbeddingConfigs,
     pub geo_fields_ids: Option<(FieldId, FieldId)>,
@@ -1574,7 +1606,7 @@ impl InnerIndexSettings {
             .map(|fields| fields.into_iter().map(|f| f.to_string()).collect());
         let builder = MetadataBuilder::from_index(index, rtxn)?;
         let fields_ids_map = FieldIdMapWithMetadata::new(fields_ids_map, builder);
-
+        let disabled_typos_terms = index.disabled_typos_terms(rtxn)?;
         Ok(Self {
             stop_words,
             allowed_separators,
@@ -1592,6 +1624,7 @@ impl InnerIndexSettings {
             geo_fields_ids,
             prefix_search,
             facet_search,
+            disabled_typos_terms,
         })
     }
 

crates/milli/src/update/test_settings.rs

@@ -896,6 +896,7 @@ fn test_correct_settings_init() {
                 localized_attributes_rules,
                 prefix_search,
                 facet_search,
+                disable_on_numbers,
             } = settings;
             assert!(matches!(searchable_fields, Setting::NotSet));
             assert!(matches!(displayed_fields, Setting::NotSet));
@@ -923,6 +924,7 @@ fn test_correct_settings_init() {
             assert!(matches!(localized_attributes_rules, Setting::NotSet));
             assert!(matches!(prefix_search, Setting::NotSet));
             assert!(matches!(facet_search, Setting::NotSet));
+            assert!(matches!(disable_on_numbers, Setting::NotSet));
         })
         .unwrap();
 }

crates/milli/src/update/upgrade/mod.rs

@@ -1,11 +1,12 @@
 mod v1_12;
 mod v1_13;
 mod v1_14;
-
+mod v1_15;
 use heed::RwTxn;
 use v1_12::{V1_12_3_To_V1_13_0, V1_12_To_V1_12_3};
 use v1_13::{V1_13_0_To_V1_13_1, V1_13_1_To_Latest_V1_13};
 use v1_14::Latest_V1_13_To_Latest_V1_14;
+use v1_15::Latest_V1_14_To_Latest_V1_15;
 
 use crate::progress::{Progress, VariableNameStep};
 use crate::{Index, InternalError, Result};
@@ -36,6 +37,7 @@ pub fn upgrade(
         &V1_13_0_To_V1_13_1 {},
         &V1_13_1_To_Latest_V1_13 {},
         &Latest_V1_13_To_Latest_V1_14 {},
+        &Latest_V1_14_To_Latest_V1_15 {},
     ];
 
     let start = match from {
@@ -43,8 +45,9 @@ pub fn upgrade(
         (1, 12, 3..) => 1,
         (1, 13, 0) => 2,
         (1, 13, _) => 4,
+        (1, 14, _) => 5,
         // We must handle the current version in the match because in case of a failure some index may have been upgraded but not other.
-        (1, 14, _) => 4,
+        (1, 15, _) => 5,
         (major, minor, patch) => {
             return Err(InternalError::CannotUpgradeToVersion(major, minor, patch).into())
         }

crates/milli/src/update/upgrade/v1_15.rs

@@ -0,0 +1,35 @@
+use heed::RwTxn;
+
+use super::UpgradeIndex;
+use crate::progress::Progress;
+use crate::update::new::indexer::recompute_word_fst_from_word_docids_database;
+use crate::{make_enum_progress, Index, Result};
+
+#[allow(non_camel_case_types)]
+pub(super) struct Latest_V1_14_To_Latest_V1_15();
+
+impl UpgradeIndex for Latest_V1_14_To_Latest_V1_15 {
+    fn upgrade(
+        &self,
+        wtxn: &mut RwTxn,
+        index: &Index,
+        _original: (u32, u32, u32),
+        progress: Progress,
+    ) -> Result<bool> {
+        // Recompute the word FST from the word docids database.
+        make_enum_progress! {
+            enum TypoTolerance {
+                RecomputeWordFst,
+            }
+        };
+
+        progress.update_progress(TypoTolerance::RecomputeWordFst);
+        recompute_word_fst_from_word_docids_database(index, wtxn)?;
+
+        Ok(false)
+    }
+
+    fn target_version(&self) -> (u32, u32, u32) {
+        (1, 15, 0)
+    }
+}