1 files changed, 15 insertions, 0 deletions
diff --git a/db/post_migrate/20230116090630_add_index_for_group_activity_events.rb b/db/post_migrate/20230116090630_add_index_for_group_activity_events.rb
new file mode 100644
index 00000000000..a775a471f98
--- /dev/null
+++ b/db/post_migrate/20230116090630_add_index_for_group_activity_events.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class AddIndexForGroupActivityEvents < Gitlab::Database::Migration[2.1]
+  disable_ddl_transaction!
+
+  INDEX_NAME = 'index_events_for_group_activity'
+
+  def up
+    add_concurrent_index :events, %i[group_id target_type action id], name: INDEX_NAME, where: 'group_id IS NOT NULL'
+  end
+
+  def down
+    remove_concurrent_index_by_name :events, INDEX_NAME
+  end
+end