1 files changed, 19 insertions, 0 deletions
diff --git a/db/post_migrate/20231122011731_drop_index_users_on_email_trigram.rb b/db/post_migrate/20231122011731_drop_index_users_on_email_trigram.rb
new file mode 100644
index 00000000000..79e30651237
--- /dev/null
+++ b/db/post_migrate/20231122011731_drop_index_users_on_email_trigram.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+class DropIndexUsersOnEmailTrigram < Gitlab::Database::Migration[2.2]
+  milestone '16.7'
+
+  disable_ddl_transaction!
+
+  TABLE_NAME = :users
+  INDEX_NAME = :index_users_on_email_trigram
+
+  def up
+    remove_concurrent_index_by_name TABLE_NAME, INDEX_NAME
+  end
+
+  def down
+    add_concurrent_index TABLE_NAME, :email, name: INDEX_NAME,
+      using: :gin, opclass: { email: :gin_trgm_ops }
+  end
+end