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Duration 10 hours
Course Outline
Introduction to SQL and Relational Databases
- Grasping database structures
- Overview of SQL syntax
- Interacting with tables and schemas
Basic Querying Methods
- Selecting and projecting data
- Filtering rows using the WHERE clause
- Ordering results with ORDER BY
Joining Multiple Tables
- Exploring inner, left, right, and full joins
- Merging datasets from various sources
- Defining and resolving join conditions
Aggregations and Grouping
- Utilizing COUNT, SUM, AVG, MIN, and MAX
- Effectively applying GROUP BY
- Filtering aggregated data with HAVING
Subqueries and Nested Statements
- Scalar subqueries
- Correlated subqueries
- Employing subqueries for filtering and complex calculations
Data Manipulation and Modification
- Inserting new records
- Updating existing data
- Deleting data with precision
Database Objects and Constraints
- Understanding primary and foreign keys
- Creating and using views
- Implementing constraints and business rules
Advanced SQL Techniques
- Window functions
- Common Table Expressions (CTEs)
- Basic performance considerations and query tuning
Summary and Recommended Next Steps
Requirements
- Foundational knowledge of data concepts
- Experience working with spreadsheets or tabular data
- General familiarity with business applications
Target Audience
- Data analysts
- IT professionals
- Individuals responsible for managing, querying, and analyzing data
Testimonials (3)
It was very interactive and it kept us interested.
Raluca Alexandra PUNGA
Course - SQL Fundamentals
Small group, in-person for 3 days,
Annina - Ricardo AG
Course - SQL: Basics to Intermediate
The lecture about cte
