1 files changed, 16 insertions, 0 deletions
diff --git a/db/post_migrate/20211028123412_add_async_index_on_events_using_btree_created_at_id.rb b/db/post_migrate/20211028123412_add_async_index_on_events_using_btree_created_at_id.rb
new file mode 100644
index 00000000000..03e461dfcd0
--- /dev/null
+++ b/db/post_migrate/20211028123412_add_async_index_on_events_using_btree_created_at_id.rb
@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+class AddAsyncIndexOnEventsUsingBtreeCreatedAtId < Gitlab::Database::Migration[1.0]
+  INDEX_NAME = 'index_events_on_created_at_and_id'
+  TABLE = :events
+  COLUMNS = %i[created_at id]
+  CONSTRAINTS = "created_at > '2021-08-27'"
+
+  def up
+    prepare_async_index TABLE, COLUMNS, name: INDEX_NAME, where: CONSTRAINTS
+  end
+
+  def down
+    unprepare_async_index TABLE, COLUMNS, name: INDEX_NAME, where: CONSTRAINTS
+  end
+end