This course is the best and fastest way to master SQL. In this course we go from learning relational database concepts such as key constraints and database relationships to creating a relational database from scratch using SQL commands. We then learn how to extract result sets from a database; starting with simple SQL queries to filter data and building up to more complex SQL queries such as subqueries and window functions.
This SQL course takes a step-by-step approach to learning SQL. We start with simple concepts and queries to start with and then build on this knowledge by introducing more complex SQL concepts and queries. Each section of the course also includes multiple challenges where you will be able to put your new-found SQL knowledge to the test.
SQL is one of the most in-demand tech skills across many industries so learning SQL is one of the best ways to boost your career! After taking this course you will be comfortable putting SQL and PostgreSQL on your resume/CV.
In the age of Big Data, Data Analysis, Machine Learning and AI, demand for employees with SQL and data analysis skills has never been higher and will only increase in the future. SQL is one of the most important and in-demand skills for data scientists, data and business analysts and anyone who works with large datasets. Upgrade your skills and stand out from the crowd and learn SQL today.
PostgreSQL is the World’s most advanced open source relational database. It has a strong reputation for its reliability, data integrity and robustness. Because of this, PostgreSQL is one of the most popular and widely used database systems in the world. Companies who use PostgreSQL include Apple, Cisco, Spotify, Fujitsu, Skype, Netflix and IMDb.
A 2024 survey of stackoverflow developers reported that one third of developers used PostgreSQL on a daily basis in their professional lives, up from 25% in 2023. In 2024 PostgreSQL was the fastest growing database for the fifth year in a row. PostgreSQL experience really is a desired skill in the tech industry.
Although this course uses PostgreSQL, the database, SQL and data analysis skills you learn will be applicable to other relational database systems such as MySQL, SQL Server and Oracle.
HOMEPAGE – https://www.udemy.com/course/sql-and-postgresql-for-beginners/
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