unsignedInteger('subuser_id')->after('id'); }); DB::transaction(function () { foreach (Subuser::all() as &$subuser) { Permission::where('user_id', $subuser->user_id)->where('server_id', $subuser->server_id)->update([ 'subuser_id' => $subuser->id, ]); } }); Schema::table('permissions', function (Blueprint $table) { $table->dropForeign('permissions_server_id_foreign'); $table->dropIndex('permissions_server_id_foreign'); $table->dropForeign('permissions_user_id_foreign'); $table->dropIndex('permissions_user_id_foreign'); $table->dropColumn('server_id'); $table->dropColumn('user_id'); $table->dropColumn('created_at'); $table->dropColumn('updated_at'); $table->foreign('subuser_id')->references('id')->on('subusers'); }); } /** * Reverse the migrations. */ public function down() { Schema::table('permissions', function (Blueprint $table) { $table->unsignedInteger('server_id')->after('subuser_id'); $table->unsignedInteger('user_id')->after('server_id'); $table->timestamps(); }); DB::transaction(function () { foreach (Subuser::all() as &$subuser) { Permission::where('subuser_id', $subuser->id)->update([ 'user_id' => $subuser->user_id, 'server_id' => $subuser->server_id, ]); } }); Schema::table('permissions', function (Blueprint $table) { $table->dropForeign('permissions_subuser_id_foreign'); $table->dropIndex('permissions_subuser_id_foreign'); $table->dropColumn('subuser_id'); $table->foreign('server_id')->references('id')->on('servers'); $table->foreign('user_id')->references('id')->on('users'); }); } }