[Elasticsearch] More efficient search

app/models/concerns/elastic/application_search.rb

@@ -141,7 +141,7 @@ module Elastic
         {
           query: {
             bool: {
-               must: [{ term: { iid: iid } }]
+               filter: [{ term: { iid: iid } }]
             }
           }
         }
@@ -155,7 +155,8 @@ module Elastic
             options[:public_and_internal_projects]
           )
 
-          query_hash[:query][:bool][:filter] = {
+          query_hash[:query][:bool][:filter] ||= []
+          query_hash[:query][:bool][:filter] << {
             has_parent: {
               parent_type: "project",
               query: {

app/models/concerns/elastic/issues_search.rb

@@ -79,7 +79,7 @@ module Elastic
                    { term: { confidential: false } }
                  end
 
-        query_hash[:query][:bool][:must] << filter
+        query_hash[:query][:bool][:filter] << filter
         query_hash
       end
     end

changelogs/unreleased-ee/es_filter_scope_for_iid_search.yml

+---
+title: "[Elasticsearch] More efficient search"
+merge_request:
+author: