/PHP/Laravel/Foreign key in laravel migration

Foreign key in laravel migration

Laravel foreign key

Schema::table('posts', function (Blueprint $table) {
    $table->unsignedBigInteger('user_id');

    $table->foreign('user_id')->references('id')->on('users');
});
OR
Schema::table('posts', function (Blueprint $table) {
    $table->foreignId('user_id')->constrained();
});

Foreign key in laravel migration

$table->unsignedBigInteger('user_id');
$table->foreign('user_id')->references('id')->on('users')->onDelete('cascade');

Foreign key laravel migration

$table->foreign('column_name')->references('id')->on('table_name')->onDelete('cascade');

Laravel 8 foreign key migration

use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;

Schema::table('posts', function (Blueprint $table) {
    $table->unsignedBigInteger('user_id');

    $table->foreign('user_id')->references('id')->on('users');
});

Source: laravel.com

Similar codes

1 vote211 views5 answers
Laravel jobs tutorial
PHP Laravel
0 vote206 views1 answer
Laravel-medialibrary packagist
PHP Laravel
1 vote377 views1 answer
Tutorial crud laravel VueJS
PHP Laravel
8 votes195 views4 answers
Join multiple tables in laravel eloquent
PHP Laravel
0 vote211 views2 answers
Laravel call controller method from view
PHP Laravel
0 vote324 views1 answer
Laravel dompdf barcode
PHP Laravel
0 vote194 views1 answer
Request update password laravel
PHP Laravel
2 votes210 views2 answers
Laravel get random number of data from database
PHP Laravel
0 vote201 views2 answers
Str lower laravel
PHP Laravel
10 votes248 views4 answers
Print last query laravel
PHP Laravel