unsigned() laravel code example
Example 1: 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();
});
Example 2: add column in laravel migration
php artisan make:migration add_paid_to_users_table --table=users
Example 3: laravel migration foreign key 5.6
Schema::table('posts', function (Blueprint $table) {
$table->unsignedInteger('user_id');
$table->foreign('user_id')->references('id')->on('users');
});
Example 4: laravel remove foreign key
$table->dropForeign('posts_user_id_foreign');
Example 5: laravel migration integer
$table->bigInteger('votes');
Example 6: laravel drop foreign column
// Searched, laravel drop foreign column
Schema::table('users', function (Blueprint $table) {
$table->dropColumn(['votes', 'avatar', 'location']);
});