document update

Cargo.lock

@@ -1685,6 +1685,7 @@ dependencies = [
  "serde",
  "serde_json",
  "toml",
+ "zerocopy",
 ]
 
 [[package]]

meilisearch-core/src/error.rs

@@ -197,7 +197,7 @@ impl fmt::Display for FacetError {
             InvalidFormat(found) => write!(f, "invalid facet: {}, facets should be \"facetName:facetValue\"", found),
             AttributeNotFound(attr) => write!(f, "unknown {:?} attribute", attr),
             AttributeNotSet { found, expected } => write!(f, "`{}` is not set as a faceted attribute. available facet attributes: {}", found, expected.join(", ")),
-            InvalidDocumentAttribute(attr) => write!(f, "invalid document attribute {}, accepted types: string and [string]", attr),
+            InvalidDocumentAttribute(attr) => write!(f, "invalid document attribute {}, accepted types: String and [String]", attr),
         }
     }
 }

meilisearch-core/src/facets.rs

@@ -70,7 +70,7 @@ impl FacetFilter {
                 }
                 return Ok(Self(filter));
             }
-            bad_value => Err(FacetError::unexpected_token(&["String"], bad_value)),
+            bad_value => Err(FacetError::unexpected_token(&["Array"], bad_value)),
         }
     }
 }

meilisearch-core/src/store/main.rs

@@ -1,3 +1,4 @@
+use std::borrow::Cow;
 use std::sync::Arc;
 use std::collections::HashMap;
 

meilisearch-core/src/update/documents_addition.rs

@@ -7,6 +7,7 @@ use serde::{Deserialize, Serialize};
 
 use crate::database::{MainT, UpdateT};
 use crate::database::{UpdateEvent, UpdateEventsEmitter};
+use crate::facets;
 use crate::raw_indexer::RawIndexer;
 use crate::serde::{extract_document_id, serialize_value_with_id, Deserializer, Serializer};
 use crate::store;
@@ -103,10 +104,11 @@ pub fn push_documents_addition<D: serde::Serialize>(
     Ok(last_update_id)
 }
 
-pub fn apply_documents_addition<'a, 'b>(
+pub fn apply_addition<'a, 'b>(
     writer: &'a mut heed::RwTxn<'b, MainT>,
     index: &store::Index,
     addition: Vec<IndexMap<String, serde_json::Value>>,
+    partial: bool
 ) -> MResult<()> {
     let mut documents_additions = HashMap::new();
 
@@ -118,12 +120,30 @@ pub fn apply_documents_addition<'a, 'b>(
     let primary_key = schema.primary_key().ok_or(Error::MissingPrimaryKey)?;
 
     // 1. store documents ids for future deletion
-    for document in addition {
+    for mut document in addition {
         let document_id = match extract_document_id(&primary_key, &document)? {
             Some(id) => id,
             None => return Err(Error::MissingDocumentId),
         };
 
+        if partial {
+            let mut deserializer = Deserializer {
+                document_id,
+                reader: writer,
+                documents_fields: index.documents_fields,
+                schema: &schema,
+                fields: None,
+            };
+
+            // retrieve the old document and
+            // update the new one with missing keys found in the old one
+            let result = Option::<HashMap<String, serde_json::Value>>::deserialize(&mut deserializer)?;
+            if let Some(old_document) = result {
+                for (key, value) in old_document {
+                    document.entry(key).or_insert(value);
+                }
+            }
+        }
         documents_additions.insert(document_id, document);
     }
 
@@ -143,6 +163,11 @@ pub fn apply_documents_addition<'a, 'b>(
     };
 
     // 3. index the documents fields in the stores
+    if let Some(attributes_for_facetting) = index.main.attributes_for_faceting(writer)? {
+        let facet_map = facets::facet_map_from_docs(&schema, &documents_additions, attributes_for_facetting.as_ref())?;
+        index.facets.add(writer, facet_map)?;
+    }
+
     let mut indexer = RawIndexer::new(stop_words);
 
     for (document_id, document) in documents_additions {
@@ -177,85 +202,15 @@ pub fn apply_documents_partial_addition<'a, 'b>(
     index: &store::Index,
     addition: Vec<IndexMap<String, serde_json::Value>>,
 ) -> MResult<()> {
-    let mut documents_additions = HashMap::new();
+    apply_addition(writer, index, addition, true)
-
-    let mut schema = match index.main.schema(writer)? {
-        Some(schema) => schema,
-        None => return Err(Error::SchemaMissing),
-    };
-
-    let primary_key = schema.primary_key().ok_or(Error::MissingPrimaryKey)?;
-
-    // 1. store documents ids for future deletion
-    for mut document in addition {
-        let document_id = match extract_document_id(&primary_key, &document)? {
-            Some(id) => id,
-            None => return Err(Error::MissingDocumentId),
-        };
-
-        let mut deserializer = Deserializer {
-            document_id,
-            reader: writer,
-            documents_fields: index.documents_fields,
-            schema: &schema,
-            fields: None,
-        };
-
-        // retrieve the old document and
-        // update the new one with missing keys found in the old one
-        let result = Option::<HashMap<String, serde_json::Value>>::deserialize(&mut deserializer)?;
-        if let Some(old_document) = result {
-            for (key, value) in old_document {
-                document.entry(key).or_insert(value);
-            }
 }
 
-        documents_additions.insert(document_id, document);
+pub fn apply_documents_addition<'a, 'b>(
-    }
+    writer: &'a mut heed::RwTxn<'b, MainT>,
-
+    index: &store::Index,
-    // 2. remove the documents posting lists
+    addition: Vec<IndexMap<String, serde_json::Value>>,
-    let number_of_inserted_documents = documents_additions.len();
+) -> MResult<()> {
-    let documents_ids = documents_additions.iter().map(|(id, _)| *id).collect();
+    apply_addition(writer, index, addition, false)
-    apply_documents_deletion(writer, index, documents_ids)?;
-
-    let mut ranked_map = match index.main.ranked_map(writer)? {
-        Some(ranked_map) => ranked_map,
-        None => RankedMap::default(),
-    };
-
-    let stop_words = match index.main.stop_words_fst(writer)? {
-        Some(stop_words) => stop_words,
-        None => fst::Set::default(),
-    };
-
-    // 3. index the documents fields in the stores
-    let mut indexer = RawIndexer::new(stop_words);
-
-    for (document_id, document) in documents_additions {
-        let serializer = Serializer {
-            txn: writer,
-            schema: &mut schema,
-            document_store: index.documents_fields,
-            document_fields_counts: index.documents_fields_counts,
-            indexer: &mut indexer,
-            ranked_map: &mut ranked_map,
-            document_id,
-        };
-
-        document.serialize(serializer)?;
-    }
-
-    write_documents_addition_index(
-        writer,
-        index,
-        &ranked_map,
-        number_of_inserted_documents,
-        indexer,
-    )?;
-
-    index.main.put_schema(writer, &schema)?;
-
-    Ok(())
 }
 
 pub fn reindex_all_documents(writer: &mut heed::RwTxn<MainT>, index: &store::Index) -> MResult<()> {
@@ -277,6 +232,7 @@ pub fn reindex_all_documents(writer: &mut heed::RwTxn<MainT>, index: &store::Ind
     index.main.put_words_fst(writer, &fst::Set::default())?;
     index.main.put_ranked_map(writer, &ranked_map)?;
     index.main.put_number_of_documents(writer, |_| 0)?;
+    index.facets.clear(writer)?;
     index.postings_lists.clear(writer)?;
     index.docs_words.clear(writer)?;
 
@@ -289,6 +245,11 @@ pub fn reindex_all_documents(writer: &mut heed::RwTxn<MainT>, index: &store::Ind
     let mut indexer = RawIndexer::new(stop_words);
     let mut ram_store = HashMap::new();
 
+    if let Some(ref attributes_for_facetting) = index.main.attributes_for_faceting(writer)? {
+        let facet_map = facets::facet_map_from_docids(writer, &index, &documents_ids_to_reindex, &attributes_for_facetting)?;
+        index.facets.add(writer, facet_map)?;
+    }
+    // ^-- https://github.com/meilisearch/MeiliSearch/pull/631#issuecomment-626624470 --v
     for document_id in documents_ids_to_reindex {
         for result in index.documents_fields.document_fields(writer, document_id)? {
             let (field_id, bytes) = result?;

meilisearch-core/src/update/documents_deletion.rs

@@ -6,6 +6,7 @@ use sdset::{duo::DifferenceByKey, SetBuf, SetOperation};
 
 use crate::database::{MainT, UpdateT};
 use crate::database::{UpdateEvent, UpdateEventsEmitter};
+use crate::facets;
 use crate::serde::extract_document_id;
 use crate::store;
 use crate::update::{next_update_id, compute_short_prefixes, Update};
@@ -88,8 +89,6 @@ pub fn apply_documents_deletion(
     index: &store::Index,
     deletion: Vec<DocumentId>,
 ) -> MResult<()> {
-    let idset = SetBuf::from_dirty(deletion);
-
     let schema = match index.main.schema(writer)? {
         Some(schema) => schema,
         None => return Err(Error::SchemaMissing),
@@ -100,9 +99,16 @@ pub fn apply_documents_deletion(
         None => RankedMap::default(),
     };
 
+    // facet filters deletion
+    if let Some(attributes_for_facetting) = index.main.attributes_for_faceting(writer)? {
+        let facet_map = facets::facet_map_from_docids(writer, &index, &deletion, &attributes_for_facetting)?;
+        index.facets.remove(writer, facet_map)?;
+    }
+
     // collect the ranked attributes according to the schema
     let ranked_fields = schema.ranked();
 
+    let idset = SetBuf::from_dirty(deletion);
     let mut words_document_ids = HashMap::new();
     for id in idset {
         // remove all the ranked attributes from the ranked_map

meilisearch-schema/Cargo.toml

@@ -11,3 +11,4 @@ indexmap = { version = "1.3.2", features = ["serde-1"] }
 serde = { version = "1.0.105", features = ["derive"] }
 serde_json = { version = "1.0.50", features = ["preserve_order"] }
 toml = { version = "0.5.6", features = ["preserve_order"] }
+zerocopy = "0.3.0"

meilisearch-schema/src/lib.rs

@@ -6,6 +6,7 @@ pub use error::{Error, SResult};
 pub use fields_map::FieldsMap;
 pub use schema::Schema;
 use serde::{Deserialize, Serialize};
+use zerocopy::{AsBytes, FromBytes};
 
 #[derive(Serialize, Deserialize, Debug, Copy, Clone, Default, PartialOrd, Ord, PartialEq, Eq, Hash)]
 pub struct IndexedPos(pub u16);