SQL (Structured Query Language) is a accepted interactive and programming language for getting information from and modern database. supposing SQL is both an ANSI and an ISO standard, many datFDODWabase products support SQL with proprietary extensions to the standard vocabulary. Queries take the form of a command language that lets you select, insert, update, find out the position of data, and so forth. There is also a programming interface.
SQL is used to advertise with a database. According to ANSI (American National Standards Institute), it is the definitive language relational database management systems. SQL statements are used to perform tasks such as update data on a database, or retrieve data from a database. Microsoft Support Lifecycle policy produce consistent and predictable guidelines for product support availability when a product clemency and throughout that product’s life. By understanding the product support available, customers are better able to maximize the executive of their IT investments and strategically plan for a successful IT future.
A SQL database administrator performs all activities related to obtaining a successful database environment. A SQL DBA involved in the following responsibilities like designing the structure, implementing the data, and maintaining the database, establishing policies and procedures, security, maintenance, and use of the database management system and training employees in database management and its use. SQL DBA is expected to involving emerging technologies and new designs. A DBA is usually interacted with one or more of the database management products, such as SQL, SAP, and Oracle software.
SQL Server is a relational database management system that is specially designed for the corporate environment. SQL Server runs on T-SQL, a set of programming extensions from Sybase environment and to be added several features to standard SQL, including transaction control, exception and error handling, row processing, and declared elements.
Observing the performance of the SQL Server Database Engine, Analise the Server, or Integration Services .Debug Transact-SQL statements and stored procedures. Analyze performance by identifying executing queries. Perform testing and quality assurance by tracing.we have to Perform query analysis by saving Show plan results. Test Transact-SQL statements and stored procedures in the development phase of a project by single-stepping through statements to check that the code works as expected.