<?php use Illuminate\Support\Facades\Schema; use Illuminate\Database\Schema\Blueprint; use Illuminate\Database\Migrations\Migration; class ChangeForeignKeyToBeOnCascadeDelete extends Migration { /** * Run the migrations. */ public function up() { Schema::table('api_permissions', function (Blueprint $table) { $table->dropForeign(['key_id']); $table->foreign('key_id')->references('id')->on('api_keys')->onDelete('cascade'); }); } /** * Reverse the migrations. */ public function down() { Schema::table('api_permissions', function (Blueprint $table) { $table->dropForeign(['key_id']); $table->foreign('key_id')->references('id')->on('api_keys'); }); } }