bigInteger('bill')->nullable(); $table->bigInteger('tax')->nullable(); $table->bigInteger('total_bill')->nullable(); $table->bigInteger('reduction')->nullable(); }); } /** * Reverse the migrations. * * @return void */ public function down() { Schema::table('invoices', function (Blueprint $table) { $table->dropColumn('bill'); $table->dropColumn('tax'); $table->dropColumn('total_bill'); $table->dropColumn('reduction'); }); } }