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();
});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();
});
}
$table->foreignId('user_id')
->constrained("users") <- // You don't need to specify table if it matched laravel naming conventions.
->onUpdate('cascade')
->onDelete('cascade');// in laravel if error of missing pdomysql driver issue the command
// composer require doctrine/dbal
DB::connection()->getDoctrineColumn($table_name, $field_name)->getType()->getName()Schema::table('portfolios', function (Blueprint $table) {
$table->string('filter_alias');
$table->foreign('filter_alias')->cascadeOnDelete()->references('alias')->on('filters');
});