Module 0 - beginner
Module 0: Orientation and SQL Thinking
Learn SQL purpose, result sets, row grain, GreenCart schema reasoning, SQLite sandbox basics, output order, and beginner debugging without course-navigation filler.
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Modules 2-10, all exams, unlimited Daily Challenge, final exam, and progress sync are part of Pro.
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Lessons
8 small steps
Practice
34 checked SQL exercises
Exam
Locked until lessons and practice are done
Current curriculum
Module 0: Orientation and SQL Thinking
150 min - beginner - Lessons 0/8 - Practice 0/34
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Module 1: Database Foundations and the GreenCart Schema
420 min - beginner - Lessons 0/10 - Practice 0/50
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Module 2: Creating Tables and Loading Data
420 min - beginner - Lessons 0/10 - Practice 0/50
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Module 3: SELECT Fundamentals and Result Shaping
420 min - beginner - Lessons 0/10 - Practice 0/50
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Pro
Module 4: Filtering Rows and Handling Missing Data
420 min - intermediate - Lessons 0/10 - Practice 0/50
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Module 5: Functions, Text, Dates, Numbers, and CASE
420 min - intermediate - Lessons 0/10 - Practice 0/50
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Module 6: Aggregation and Business Reporting
450 min - intermediate - Lessons 0/10 - Practice 0/50
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Module 7: Joins and Relationship Queries
480 min - intermediate - Lessons 0/10 - Practice 0/50
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Module 8: Subqueries and Set Operations
510 min - advanced - Lessons 0/13 - Practice 0/59
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Module 9: Data Changes, Integrity, Views, and Transactions
480 min - advanced - Lessons 0/10 - Practice 0/50
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Module 10: Performance, Metadata, and Capstone SQL
480 min - advanced - Lessons 0/10 - Practice 0/50
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Module 11: Window Functions and Ranking
360 min - advanced - Lessons 0/11 - Practice 0/47
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