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');

Create foreign key laravel migration

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

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

Laravel foreign key constraint

public function up()
{
    Schema::create('replies', function (Blueprint $table) {
        $table->bigIncrements('id');
        $table->text('body');
        $table->unsignedBigInteger('question_id');
        $table->integer('user_id')->unsigned();
        $table->foreign('question_id')->references('id')->on('questions')->onDelete('cascade');
        $table->timestamps();
    });
}

Source: stackoverflow.com

Laravel foreign key

$table->foreignId('user_id')
      ->constrained()
      ->onUpdate('cascade')
      ->onDelete('cascade');

Source: laravel.com

Similar codes

6 votes312 views3 answers
Php server request method
PHP
0 vote309 views1 answer
Detect Mobile Platform On Php
PHP
8 votes304 views2 answers
Php float 2 decimais
PHP
0 vote303 views1 answer
Using laravel passport with mongodb
PHP
0 vote310 views1 answer
Action="<?php echo $_server['PHP_SELF'] ?>"
PHP
1 vote297 views3 answers
Woocommerce get post meta
PHP
1 vote313 views2 answers
Php validate date format
PHP
0 vote324 views1 answer
Set laravel local time to indonesia
PHP
0 vote306 views1 answer
Laravel model query limit
PHP
10 votes318 views2 answers
Php post request
PHP