From 2b74d1824bca13d92757433391fd0f7ad0fabb43 Mon Sep 17 00:00:00 2001
From: Louis Dureuil <louis@meilisearch.com>
Date: Thu, 5 Dec 2024 15:56:22 +0100
Subject: [PATCH] Ignore documents that didn't change any field in word pair
 proximity

---
 .../searchable/extract_word_pair_proximity_docids.rs     | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/crates/milli/src/update/new/extract/searchable/extract_word_pair_proximity_docids.rs b/crates/milli/src/update/new/extract/searchable/extract_word_pair_proximity_docids.rs
index dcd9e3a78..e58c0efd2 100644
--- a/crates/milli/src/update/new/extract/searchable/extract_word_pair_proximity_docids.rs
+++ b/crates/milli/src/update/new/extract/searchable/extract_word_pair_proximity_docids.rs
@@ -70,6 +70,15 @@ impl SearchableExtractor for WordPairProximityDocidsExtractor {
                 )?;
             }
             DocumentChange::Update(inner) => {
+                if !inner.has_changed_for_fields(
+                    document_tokenizer.attribute_to_extract,
+                    rtxn,
+                    index,
+                    context.db_fields_ids_map,
+                )? {
+                    return Ok(());
+                }
+
                 let document = inner.current(rtxn, index, context.db_fields_ids_map)?;
                 process_document_tokens(
                     document,