When it comes to managing data in a relational database, one of the most important considerations is performance. The efficiency of the database can greatly impact the speed and reliability of queries and other operations. This is where denormalization comes into play. Denormalization is the process of intentionally introducing redundancy into a database design. This ...
When designing a relational database schema, it is important to ensure that the data is organized and structured efficiently. This involves identifying the key dependencies and relationships between the various tables and attributes. Two common techniques used for this purpose are the Third Normal Form (3NF) and Boyce-Codd Normal Form (BCNF). Functional dependency is a ...
In the world of database management, keys play a crucial role in organizing and maintaining data. One such key is a surrogate key, which is a unique identifier assigned to each record in a table. Unlike primary keys, which are derived from the data itself, surrogate keys have no meaning or relation to the entity ...
