codesnips

row-locking

python 
import uuid
from django.db import models


class Cart(models.Model):
    OPEN = "open"

Prevent Duplicate Order Submissions in Django with select_for_update Row Locking

django postgres concurrency
by codesnips 3 tabs
php 
<?php

namespace App\Http\Controllers;

use App\Models\Wallet;
use App\Services\WalletService;

Debit a Wallet Balance Safely with Row Locking in Laravel

laravel eloquent transactions
by codesnips 4 tabs