laravel migration add unique index code example

Example 1: laravel set field unique

Schema::table('manufacturers', function($table)
{
    $table->string('name')->unique(); 
});

Example 2: laravel create migration

php artisan make:migration add_votes_to_users_table --table=users

php artisan make:migration create_users_table --create=users

Example 3: laravel migration index

$table->index(['account_id', 'created_at']);