1 files changed, 33 insertions, 0 deletions
diff --git a/db/migrate/20221214201256_create_user_achievements.rb b/db/migrate/20221214201256_create_user_achievements.rb
new file mode 100644
index 00000000000..6e82cd255cd
--- /dev/null
+++ b/db/migrate/20221214201256_create_user_achievements.rb
@@ -0,0 +1,33 @@
+# frozen_string_literal: true
+
+class CreateUserAchievements < Gitlab::Database::Migration[2.1]
+  enable_lock_retries!
+
+  def up
+    create_table :user_achievements do |t|
+      t.references :achievement,
+                    null: false,
+                    index: false,
+                    foreign_key: { on_delete: :cascade }
+      t.bigint :user_id,
+                null: false
+      t.bigint :awarded_by_user_id,
+                null: true
+      t.bigint :revoked_by_user_id,
+                index: true,
+                null: true
+      t.timestamps_with_timezone null: false
+      t.datetime_with_timezone :revoked_at, null: true
+      t.index 'achievement_id, (revoked_by_user_id IS NULL)',
+              name: 'index_user_achievements_on_achievement_id_revoked_by_is_null'
+      t.index 'user_id, (revoked_by_user_id IS NULL)',
+              name: 'index_user_achievements_on_user_id_revoked_by_is_null'
+      t.index 'awarded_by_user_id, (revoked_by_user_id IS NULL)',
+              name: 'index_user_achievements_on_awarded_by_revoked_by_is_null'
+    end
+  end
+
+  def down
+    drop_table :user_achievements
+  end
+end