SQL Fundamentals for Beginners

Almost all applications you interact with on a daily basis involves data which are stored in databases . Applications such as Facebook, Instagram, Whatsapp, Twitter, Hospitals ,Banks etc all interacts with data stored in databases.

SQL is the language used to interact with the data inside these databases. SQL skills are always in demand due to the ever increasing use and reliance of data.

In this beginners course, you will learn the building blocks of SQL by interacting with a PostgreSQL database. From creating a brand new table, up through organizing and aggregating data across multiple tables, you will learn the fundamental skills of SQL — and you’ll be prepared to apply them right away.



Topics include:

Installing PostgreSQL Relational Database System

Connecting to PostgreSQL Default Database

Load sample database

Creating database and tables

Using constraints

Retrieving data from database table

Updating data inside a table

Deleting data inside a database table

Filtering data returned from a database table

Sorting data returned from a database table

Retrieving data using various operators

Combining data from multiple tables

Using aggregate functions to manipulate data.

Using subqueries

What you’ll learn
Installing PostgreSQL relational database management system
Connecting to a database
Loading a sample database
Creating database and table
Using constraints to ensure data intergrity
Using SQL SELECT Statement to retrieve data
Using SQL CREATE Statement to create a table
Using SQL UPDATE Statement to modify data
Using SQL DELETE to remove data
Using SQL DISTINCT to filter duplicate data
Filter data using SQL WHERE Clause
Sort data using SQL ORDER BY
Manipulating data with various operators
Retrieve and combine data from multiple tables
Manipulating data using Aggregate Functions
Are there any course requirements or prerequisites?
Basic knowledge of using a computer
Basic knowledge of using the internet
Who this course is for:
Beginners to SQL
Beginners to database