In Entity Framwork (EF) Code First development, a Complex Type is a class that serves as a container for properties but lacks its own identity (i.e., it does not have a primary key). Unlike standard entity types, complex types are not mapped to their own database tables. Instead, their properties ar...
Schema Design and Performance Tuning Efficient relational schema design underpins every high-performance MySQL deployment. Engineers must balance normalization requirements against query patterns when defining entity structures. Table Structure Principles Design entities with precise data types that...
Data Query Language (DQL) DQL (Data Query Language) is used to retrieve records from database tables. The primary keyword for queries is SELECT. Query operations are fundamental in database systems, often used more frequently than insert, update, or delete operations. Data displayed on websites and...