Manual Data Accessors
Manual Data Accessors refer to the practice of writing custom code to directly interact with data sources, such as databases, APIs, or files, without relying on automated tools or Object-Relational Mapping (ORM) frameworks. This involves manually crafting SQL queries, HTTP requests, or file I/O operations to perform CRUD (Create, Read, Update, Delete) operations. It provides developers with fine-grained control over data interactions but requires more effort and expertise compared to using abstractions.
Developers should learn and use manual data accessors when they need maximum performance, custom optimization, or direct control over data operations, such as in high-performance applications, legacy systems, or scenarios where ORMs introduce overhead or limitations. It is essential for tasks like writing complex SQL joins, handling raw API responses, or implementing low-level data processing in languages like C++ or Go, where efficiency is critical.