This tutorial shows you how to add foreign key in laravel migration. if you want to see example of laravel migration add foreign key constraint then you are a right place. i would like to show you laravel migration create table with foreign key. you will learn create table foreign key ...
迁移文件位于 database/migrations 目录下，迁移类存在 up 和 down 两个方法，分别对应创建与撤销。php artisan make:migration create_users_table --create=users #创建表php artisan make:migration add_votes_to_users_table --table=users #修改表php artisan migrate #执行迁移 --force强制执行php art...
// 创建迁移文件 php artisan make:migration add_foreign_key_to_posts_table // 在生成的迁移文件中使用constrained()方法来指定外键名称 public function up() { Schema::table('posts', function (Blueprint $table) { $table->unsignedBigInteger('user_id'); $table->foreign('user_id', 'fk_u...
Laravel FK Migration ThisLaravelpackage provides a base migration for you to extend to easily create all your foreign keys. If you ever ran into the problem where you had to reorganize all your migrations due to failing foreign key constraints, this is the package for you!
Renaming Tables With Foreign KeysBefore renaming a table, you should verify that any foreign key constraints on the table have an explicit name in your migration files instead of letting Laravel assign a convention based name. Otherwise, the foreign key constraint name will refer to the old ...
Before renaming a table, you should verify that any foreign key constraints on the table have an explicit name in your migration files instead of letting Laravel assign a convention based name. Otherwise, the foreign key constraint name will refer to the old table name....
<?php use Illuminate\Database\Migrations\Migration; use Illuminate\Database\Schema\Blueprint; use Illuminate\Support\Facades\Schema; class CreatePostsTable extends Migration { /** * Run the migrations. * * @return void */ public function up() { Schema::create('posts', function (Blueprint $...
The new migration will be placed in yourdatabase/migrationsdirectory. Each migration file name contains a timestamp which allows Laravel to determine the order of the migrations. 新的迁移文件放在database/migrations目录下, 文件名包含时间戳记,在执行迁移时用来决定顺序。
In Laravel 10, this migration would retain the unsigned, default, and comment attributes on the column. However, in Laravel 11, the migration must now also include all of the attributes that were previously defined on the column. Otherwise, they will be dropped:...
补充上节课:配置虚拟主机不用修改nginx的配置文件,减少学习成本,只要在homestead.yaml 和host文件两个文件中做很小的改动就行