Learn SQL in 3 Hours : A tutorial for fast learners

Unlock the Power of Databases and Excel in SQL Mastery: Become a Highly Skilled SQL Developer with Database Knowledge

Created by: OCSALY Academy | 470.000+ Students
Join 470,000+ happy students from 195 countries and beyond !

What Will I Learn?

• SQL Fundamentals: Gain a solid understanding of the basic concepts, syntax, and structure of SQL queries.
• Data Retrieval: Learn how to retrieve specific data from databases using SELECT statements and various filtering techniques.
• Sorting and Ordering: Understand how to sort and order query results based on specific criteria using ORDER BY clauses.
• Filtering Data: Master the art of filtering data using WHERE clauses to extract relevant information from large datasets.
• Joining Tables: Discover different types of table joins, such as inner joins, outer joins, and cross joins, to combine data from multiple tables.
• Aggregating Data: Learn powerful aggregation functions like COUNT, SUM, AVG, MIN, and MAX to perform calculations on groups of data.
• Working with Functions: Explore SQL functions for manipulating data, performing string operations, and converting data types.
• Data Modification: Understand how to insert, update, and delete data within a database using SQL statements.
• Data Constraints: Learn about constraints such as primary keys, foreign keys, unique constraints, and check constraints to maintain data integrity.
• Subqueries: Dive into the world of subqueries, enabling you to nest queries within queries for more advanced data retrieval and analysis.

Requirements

• No requirements or prerequisties

Target audience

• Beginners: No prior SQL or database experience required.
• Non-Technical Professionals: Access and analyze data independently for better decision-making.