What is SQL? (Topic: Introduction to DBMS)
Answers
What is Data?
In simple words data can be facts related to any object in consideration.
For example your name, age, height, weight, etc are some data related to you.
A picture , image , file , pdf etc can also be considered data.
What is a Database?
Database is a systematic collection of data. Databases support storage and manipulation of data. Databases make data management easy. Let's discuss few examples.
An online telephone directory would definitely use database to store data pertaining to people, phone numbers, other contact details, etc.
Your electricity service provider is obviously using a database to manage billing , client related issues, to handle fault data, etc.
What is SQL?
Structured Query language (SQL) pronounced as "S-Q-L" or sometimes as "See-Quel"is actually the standard language for dealing with Relational Databases.
SQL programming can be effectively used to insert, search, update, delete database records.
That doesn't mean SQL cannot do things beyond that.
In fact it can do lot of things including, but not limited to, optimizing and maintenance of databases.
Relational databases like MySQL Database, Oracle, Ms SQL server, Sybase, etc uses SQL ! How to use sql syntaxes?
SQL syntaxes used in these databases are almost similar, except the fact that some are using few different syntaxes and even proprietary SQL syntaxes.
SQL Example
SELECT * FROM Members WHERE Age > 30
Hey !!
SQL is structural Query Language. It is a non procedural language that is used to create manipulate and process the database.
GOOD LUCK !!