SQL training in Chennai - PowerPoint PPT Presentation

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SQL training in Chennai

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Structured Query Language is a domain specific language and is used to manage relational databases and performs various operations on the stored data. – PowerPoint PPT presentation

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Title: SQL training in Chennai


1
SQL training in Chennai
  • HB Education and Consulting Services Private
    Limited

2
Structured Query Language is a domain specific
language and is used to manage relational
databases and performs various operations on the
stored data. SQL is a standard database language
in relational database systems like Oracle,
MySQL, Sybase, MS Access, etc. Developed in
1970s, it is designed for manipulating and
retrieving data stored in IBM. It was introduced
for commercial usage in 1979 by VAX computers.
Professional SQL training in Chennai can train in
latest SQL technologies.
3
  • Applications of SQL
  • Data Integration Scripts is the main application
    of SQL
  • Data analysts use SQL for running Analytical
    Queries regularly
  • SQL is used to Retrieve Information within
    database for transaction processing and
    analytical applications. Some of the common SQL
    elements include update, add, delete, create,
    insert, truncate and alter

4
  • Benefits of SQL
  • SQL is easy to manage database system as there is
    no coding involved.
  • SQL database follows well defined standards
    compiled by ISO and ANSI. Such standards are not
    found in non SQL databases.
  • SQL is a high portable language and can be used
    in desktops, laptops, servers and mobile phones

5
  1. SQL can be used to communicate with the databases
    and answers are given even to complex queries
    within seconds.
  2. SQL facilitates multiple data views and it can
    make a huge difference in how the database
    structure is viewed by different users.
  3. SQL is used largely for altering data table and
    index structures. In addition, SQL is used to
    add, create, update and delete rows of data

6
  • Downsides of SQL
  • SQL is a complex interface making it difficult
    for certain users to access
  • Programmers do not have complete control over the
    database due to the hidden business rules
  • The cost of operating certain versions of SQL
    makes it tough for programmers to access it.
  • Despite the disadvantages, SQL has become a
    popular database language in the world. It is a
    standard for American National Stands Institute
    and International Organization for
    Standardization.

7
HB Education and Consulting Services Private
Limited CONTACT US M 91-96771 67119
T 91-44-4211 5338 E
education_at_hbservices.in Visit us
http//www.hbservices.in
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