Explore an in-depth tutorial on upgrading Rust web application code to use sea-query, a powerful SQL Builder library supporting multiple databases. Learn how to implement advanced filtering capabilities with MODQL, enabling a composable filters query API for JSON-RPC layers. Dive into three main chapters covering the transition from sqlb/sqlx to sea-query/modql, implementing modql filters, and demonstrating RPC ListParams with filter functionality. Gain insights into creating versatile, protocol-independent code suitable for various application types, including web apps, job/message-based services, and desktop commands. Follow along with code examples and practical demonstrations to enhance your Rust web development skills and create more robust, flexible applications.