php 将列添加到现有表迁移

Posted 2021-05-04

public function up()
    {
        Schema::table('lotto_categories', function (Blueprint $table) {
            $table->string('logo')->after('name');
        });
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::table('lotto_categories', function (Blueprint $table) {
            $table->dropColumn('logo');
        });
    }