Learn PostgreSQL to write SQL queries, join tables, aggregate data, apply filters, and extract actionable insights from relational databases. This hands-on course takes you from foundational SQL concepts through the advanced query techniques that analysts, developers, and data professionals depend on in real-world environments.
You will start by learning to view and navigate the structure of a database, including tables, columns, and rows, then progress step by step to writing queries that retrieve precisely the data you need. From there, you will learn to filter and sort results, group data for summary analysis, and combine information from multiple related tables using JOIN statements. Advanced topics include aggregate functions, window functions, subqueries, and parameterized user-defined functions for more modular query design.
All practice takes place in PostgreSQL using DBeaver, a popular and completely free database management tool widely used by developers and data analysts. The SQL skills you build here apply directly to other SQL platforms, including Microsoft SQL Server, MySQL, and others, with only minor syntax differences between them.
Why Learn SQL?
SQL gives you direct access to the databases that store most of the valuable data in modern organizations. As more industries move toward data-driven decision-making, SQL fluency becomes an increasingly important differentiator for professionals across a wide range of roles. Business analysts, data analysts, data scientists, web developers, product managers, and many others rely on SQL as a core tool in their daily work, and employers consistently rank it among the most in-demand technical skills.
Topics Covered at a Glance
- Exploring database structures using the DBeaver graphical interface
- Writing SQL queries to retrieve specific data from tables in a database
- Combining data from multiple related tables using JOIN statements
- Filtering, grouping, and sorting data to isolate the specific information you need
- Advanced techniques, including subqueries, string functions, and conditional logic with CASE
- Using views and parameterized functions for cleaner, more reusable query design
Flexible Training Solutions for Your Team
Group Vouchers and Scheduled Classes
Group vouchers are available so employees can attend sessions at their convenience, with options on weekdays, weeknights, and weekends. Courses run live online and in person at our Midtown Manhattan offices. Larger voucher packages include a custom registration tracking portal for managing team enrollment efficiently.
With a wide variety of courses available, employees can choose sessions that fit their current skill level, schedule, and preferred format.
Practical Skills from Working Industry Professionals
Participants leave training ready to apply their SQL skills right away, with all course files to keep for ongoing reference and day-to-day use.
Our hands-on curriculum is built around real database querying and data analysis challenges. Training is available on-site at your office, at our Midtown Manhattan location, or through live virtual instruction, and can be fully customized to your organization's specific training needs and objectives.
Who Should Attend
This course is designed for business professionals, aspiring developers, data enthusiasts, and career changers who want to gain foundational Python skills and understand how the language is used in real-world applications. It is an ideal first step for anyone considering our Python Bootcamp, Data Science Certificate, or any other technical program that requires programming experience. A basic comfort level with computers is all you need to get started.
