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  • Main » 2015 » May » 26

    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:

    Using Wild Card (*) :
    Selecting all data 
    SELECT * FROM CUSTOMERS

    Specific Columns:
    SELECT CustomerName, ContactName,Address,
     City FROM CUSTOMERS

    Click to continue

    Category: Database | Views: 4097 | Added by: Admin | Date: 2015-05-26 | Comments (1)

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