Laravel 5.4: 特殊字段太长报错
初学laravel 时,在migrate时可能会出现这样的错误。
报错如下
[Illuminate\Database\QueryException]
SQLSTATE[42000]: Syntax error or access violation: 1071 Specified key was too long; max key length is 767 bytes (SQL: alter table users add unique users_email_unique(email))
[PDOException]
SQLSTATE[42000]: Syntax error or access violation: 1071 Specified key w
as too long; max key length is 1000 bytes
解决方案 1:
我们可以在 AppServiceProvider.php 文件里的 boot 方法里设置一个默认值,代码如下
<?php
namespace App\Providers;
use Illuminate\Support\ServiceProvider;
use Illuminate\Support\Facades\Schema;
class AppServiceProvider extends ServiceProvider
{
/**
* Bootstrap any application services.
*
* @return void
*/
public function boot()
{
Schema::defaultStringLength(191);//看这里
}
/**
* Register any application services.
*
* @return void
*/
public function register()
{
//
}
}