Grokking the SQL Interview Patterns

Learn to identify repeatable SQL patterns, recognize common query structures, and confidently apply them to tackle complex SQL interview questions across data-centric roles.

Intermediate

26 Lessons

20h

Certificate of Completion

Learn to identify repeatable SQL patterns, recognize common query structures, and confidently apply them to tackle complex SQL interview questions across data-centric roles.

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This course includes

293 Playgrounds

This course includes

293 Playgrounds

Course Overview

Prepare for roles like Data Scientist, AI/ML Engineer, Data Engineer, and Data Analyst by mastering the SQL patterns top tech companies expect. Solve real-world problems, apply proven strategies, and deepen your conceptual understanding to stand out in competitive interviews. Instead of focusing on syntax drills, this course teaches you to recognize structured SQL patterns, map them to real-world use cases, and tackle interview scenarios with clarity and precision. Strengthen your problem-solving skills by...Show More

What You'll Learn

An understanding of SQL patterns and their application to solving real-world data problems

A working knowledge of SQL, pattern-based structuring, and problem decomposition

Hands-on experience writing optimized and reusable SQL queries using pattern recognition techniques

The ability to analyze and select appropriate patterns using SQL to solve complex data scenarios

Familiarity with core components of SQL, including aggregations, joins, subqueries, filtering, and window functions

The ability to approach SQL interview problems confidently using a structured, pattern-driven mindset

What You'll Learn

An understanding of SQL patterns and their application to solving real-world data problems

Course Content

Get Started

Master SQL query patterns to enhance problem-solving and data analysis skills.

Course Overview

Patterns Required in Different Jobs

Introduction to SQL Query Patterns SQL Essential Refresher Overview of the Table Structure

Aggregation Patterns

Master SQL patterns for data analysis, focusing on counting, categorizing, and cumulative metrics.

Tally Count Group Bucket Rolling Totals Practice Aggregation

Filtering Patterns

Master essential SQL patterns for data integrity, filtering, and analysis.

Patch Gaps Existence Check Deduplication Pattern Search Practice Filtering

Comparison Patterns

Master advanced SQL techniques for effective data comparison and analysis.

Set Compare Join Variants Nested Query Practice Comparison

Sequencing and Hierarchical Patterns

Master essential SQL patterns for effective data analysis and technical interviews.

Rank and Row Lead-Lag Navigation Recursive Tree Gaps and Islands Practice Sequence and Hierarchy

Transformation Patterns

2 Lessons

Master data transformation techniques using Pivot Flip for effective SQL analysis.

Wrapping up

1 Lesson

Embrace SQL patterns to enhance problem-solving and query effectiveness.

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