1 files changed, 26 insertions, 0 deletions
diff --git a/db/post_migrate/20200626060151_add_disable_overriding_approvers_per_merge_request_indices.rb b/db/post_migrate/20200626060151_add_disable_overriding_approvers_per_merge_request_indices.rb
new file mode 100644
index 00000000000..6f2db4035e2
--- /dev/null
+++ b/db/post_migrate/20200626060151_add_disable_overriding_approvers_per_merge_request_indices.rb
@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+class AddDisableOverridingApproversPerMergeRequestIndices < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+  DISABLE_OVERRIDING_APPROVERS_TRUE_INDEX_NAME = "idx_projects_id_created_at_disable_overriding_approvers_true"
+  DISABLE_OVERRIDING_APPROVERS_FALSE_INDEX_NAME = "idx_projects_id_created_at_disable_overriding_approvers_false"
+
+  disable_ddl_transaction!
+
+  def up
+    add_concurrent_index :projects, [:id, :created_at],
+      where: "disable_overriding_approvers_per_merge_request = TRUE",
+      name: DISABLE_OVERRIDING_APPROVERS_TRUE_INDEX_NAME
+
+    add_concurrent_index :projects, [:id, :created_at],
+      where: "(disable_overriding_approvers_per_merge_request = FALSE) OR (disable_overriding_approvers_per_merge_request IS NULL)",
+      name: DISABLE_OVERRIDING_APPROVERS_FALSE_INDEX_NAME
+  end
+
+  def down
+    remove_concurrent_index_by_name :projects, DISABLE_OVERRIDING_APPROVERS_TRUE_INDEX_NAME
+    remove_concurrent_index_by_name :projects, DISABLE_OVERRIDING_APPROVERS_FALSE_INDEX_NAME
+  end
+end