foreign('document_id')->references('id')->on('documents')->onDelete('CASCADE'); $table->foreign('feed_id')->references('id')->on('feeds')->onDelete('CASCADE'); $table->foreign('feed_item_id')->references('id')->on('feed_items')->onDelete('CASCADE'); $table->foreign('user_id')->references('id')->on('users')->onDelete('CASCADE'); }); } /** * Reverse the migrations. * * @return void */ public function down() { Schema::table('feed_item_states', function (Blueprint $table) { $table->dropForeign('feed_item_states_document_id_foreign'); $table->dropForeign('feed_item_states_feed_id_foreign'); $table->dropForeign('feed_item_states_feed_item_id_foreign'); $table->dropForeign('feed_item_states_user_id_foreign'); }); } }