Databases : understand how to organize and to use data

Relational Databases : Querying databases

Relational databases : Querying


Relational databases : Inserting with "INSERT"


Relational databases : Updating with "UPDATE"

Relational databases : deleting with "DELETE"


Relational databases : Querying


SQL Queries : practising

Select with WHERE clauses : practising

JOIN operators

Different types of JOIN

Visual SQL Joins
credits visual representation of SQL-Joins

Exercise : practising Select with joins


COUNT, SUM, ORDER BY, GROUP BY operators


Loading, analysing, and querying data from the "Northwind" database


Exercise : Going further with SQL Queries


Integrating with Programming languages


Integrating with Programming languages (2)


Integrating with Programming languages(3)