Data AnalyticsIntermediate
SQL Masterclass for Analysts
From SELECT to advanced window functions - become the SQL analyst every data team wants to hire.
June 27, Saturday 11:00 AM - 2:00 PM 3 Hours Waseem AhmadOnline
What You'll Learn
Write complex multi-table JOINs
Use window functions like a pro
Understand query execution
Master CTEs, subqueries, and conditional aggregations
Session Agenda
01
11:00 - 11:40
SQL Refresher & Database Setup
PostgreSQL environment, schema navigation, SELECT fundamentals
02
11:40 - 12:15
Advanced JOINs & Set Operations
INNER, LEFT, FULL OUTER, CROSS JOIN, UNION vs UNION ALL
03
12:15 - 12:45
CTEs, Subqueries & Aggregations
WITH clauses, nested queries, GROUP BY, and HAVING
04
12:45 - 13:25
Window Functions Deep Dive
ROW_NUMBER, RANK, DENSE_RANK, LEAD, LAG, running totals
05
13:25 - 14:00
Query Optimisation & Interview Problems
EXPLAIN plans, indexing basics, 10 live interview questions
Who Is This For?
Analysts who know basic SQL
Anyone preparing for data interviews
Developers wanting cleaner queries
Meet Your Instructor
What Our Students Say
“I had a highly positive experience completing the SQL course with AnalyticShala. The instructor is very knowledgeable, clear and responsive, ensuring an engaging and effective learning experience.”
SameerData Analyst @ Infosys
“I recently took Data Analytics using Python classes with AnalyticShala, and my experience was exceptional. The course provided a deep and practical understanding of the subject.”
NehaManager @ Genpact