Microsoft SQL Server refers to a Relational Database Management System. A Relational Database Management System (RDBMS) is a Program that mainly serves databases on web or other computers, that manages them based on relational model.
SQL Tuning/SQL optimization are used to retrieve data from any database. The same results can be obtained by writing different SQL queries. But the best query is considered while performance.Example: Select Id,FirstName,LastName from Employee. This can written as Example:
It Provides foundation for SQL server utility by using SSMS (SQL Server Management Studio) to monitor Server resources health and utilization.
In SQL Server it is crucial to provide both higher availability and scalability.
System should allow any changes at any server that changes replicated to all other servers.
Any system should be in a transactional consistency.
System should have low latency when updated at one server should reach another server.