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What is SQL?

Structured Query Language (SQL) is a standardised programming language that is used to manage relational databases and perform various operations such as updating data on a database or retrieving data from a database. The term SQL is pronounced ess-kew-ell or sequel.

Uses of SQL

SQL can be used for:

  • creating new databases
  • creating new tables in a database
  • retrieving data from a database
  • executing queries against a database
  • inserting records in a database
  • updating records in a database
  • deleting records from a database

SQL Career Opportunities

Some SQL job roles are:

  • BI Developer
  • Business Intelligence Analyst
  • Data Analyst
  • Data Engineer
  • SQL Developer

According to the totaljobs site on 2nd March 2022, the average salary for SQL jobs is £52,500.
View the average salary for SQL jobs at Totaljobs site today

Search SQL Jobs in the UK on:

SQL Installation

We recommend using Microsoft SQL Server Developer/Express edition to work with SQL. Here are some blogs regarding the Microsoft SQL Server installation:

You can also install and use MySQL or Oracle.

SQL Example

Here is a basic select statement to display all records from a table called Products:

SELECT * FROM Products;

SQL Related Courses

Tutors teach SQL

Younus K.

Younus has over 15 years experiences in working and teaching IT in both public and private organisat...

Jayan K.

Jayan is an Experienced Web Developer and IT tutor with over 10 years of experience in Server side p...

Kelvin D.

An experienced Infrastructure as a service and IT technologist with experience in networking, datace...

Alison M.

A graduate professional with extensive experience in IT technology and management with a people cent...

Peter S.

Peter has been an Oracle product evangelist since the nineties, initially as an Oracle DBA and then ...

Reuben P.

Reuben has twenty three years commercial experience of using MS SQL Server, Transact-SQL and SQL gai...

Viktoria M.

Graduated from King's College London with Computer Science(Software Engineering). Have over 3 years ...

Austin T.

I have been working in the IT industry for over 15 years and have ranged from working in Helpdesk su...

Mark S.

I am an enthusiastic and highly successful Computer...

Rakib R.

The course tutor Rifat has around 4 years of experience in Machine learning and deep learning domain...

S. K.

I am a professional Web Developer with over 3 years of experience and an IT Trainer having vast know...

Sourov D.

I am a passionate and determined mobile application developer with 4+ years of programming experienc...

Fajle Rabbi I.

I am a highly motivated and adaptable professional with a background in Computer Science and Enginee...

Nakul A.

Welcome to the world of Quality Assurance Excellence! Are you ready to dive into the real...

Moshiur R.

Hi, This is Moshiur Rahman Shohel, A full stack software and web developer with over 10 years exprer...