Relational database management systems (RDBMS) rely on an optimizer (or relational optimizer) that transforms SQL statements into executable code. Before any SQL statement can be run by the RDBMS, the ...

Structured Query Language is the programming language used to manage data in a database; more appropriately, a relational database management systems (RDBMS). The types of management systems that ...

Applications beyond the most trivial store data in some way, and Microsoft SQL Server, along with Oracle and MySQL, are right up there as the three most used database management systems across the ...

The heart of any relational database management system is the system catalog that documents the database objects and system settings being used. The system catalog offers a wealth of information about ...