Structured Query Language.  T-SQL language  Getting information from the database using the SELECT statement. Fetching Data Transact-SQL (T-SQL) language  SQL is a standard language for accessing databases.  SELECT statement SELECT FROM WHERE ORDER BY SQL Statements: DDL, DML and DCL: Data...

SQL Server databases have three types of files:Primary data filesThe primary data file is the starting point of the database and points to the other files in the database. Every database has one primary data file. The recommended file name extension for primary data files is .mdf.Secondary data filesSecondary data files...