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SQL for Beginners

SQL (Structured Query Language) It is high level language which provide you capability to query data from any structured data source (Tables).  High level language means language which is used by us to communicate (English).  For learning, we will be using online SQL editor provided by W3C. http://www.w3schools.com/sql/trysql.asp?filename=trysql_select_all SQL script: SQL Queries: