Answers for "laravel migration long string"

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();
});

long text in laravel migration

Schema::create('posts', function ($table) {
    $table->increments('id');
    $table->integer('user_id');
    // ...
    $table->longText('description');
    // ...
}