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
What you'll 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.
