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SQL Basics

Beginner

Learn SQL from scratch: querying, filtering, grouping, and joining data for analytics use cases.

SQL Basics
Duration

2 weeks

Content

4 modules, 57 lessons

Students

150

Total Time

~8 hours

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All video lessons, coding exercises, and quizzes are completely free with zero gatekeeping. Start learning right away!

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Course Curriculum

1

INTRODUCTION TO SQL & DATABASESFREE PREVIEW

What is SQL, relational concepts, and your first SELECT query.

14 min4 lessons
Video lessonSQL OVERVIEW & FIRST QUERY
3 min
Video lessonBASIC SELECT
1 min
Interactive tutorialQUIZ: RDBMS, SQL Overview
5 min
AssignmentHands-on: Your First SELECT
5 min
Start Module
2

DATA RETRIEVAL & FILTERINGFREE PREVIEW

SELECT in detail, WHERE with AND/OR/IN/BETWEEN/LIKE, DATE and STRING functions

149 min19 lessons
Video lessonWHERE CLAUSE
12 min
ReadingTHE IN OPERATOR
7 min
Interactive tutorialQUIZ: WHERE CLAUSE
13 min
AssignmentCODING: WHERE CLAUSE - 1
5 min
AssignmentCODING: WHERE CLAUSE - 2
5 min
AssignmentCODING: WHERE CLAUSE - 3
5 min
Video lessonCASE WHEN
9 min
Interactive tutorialQUIZ: CASE WHEN
11 min
AssignmentCODING: CASE WHEN
6 min
Video lessonSTRING FUNCTIONS
12 min
Interactive tutorialQUIZ: STRING FUNCTIONS
12 min
AssignmentCODING: STRING FUNCTIONS
5 min
Video lessonDATE FUNCTIONS
4 min
Interactive tutorialQUIZ: DATE FUNCTIONS
10 min
AssignmentCODING: DATE FUNCTIONS
6 min
Video lessonSELECT DISTINCT
2 min
Interactive tutorialQUIZ: MODULE 2
12 min
AssignmentCODING: MODULE 2 - 1
6 min
AssignmentCODING: MODULE 2 - 2
7 min
Start Module
3

AGGREGATIONS & GROUP BY, ORDER BYFREE PREVIEW

Aggregate functions, ORDER BY, GROUP BY, HAVING, LIMIT and Aliasing

131 min17 lessons
Video lessonAGGREGATE FUNCTIONS
12 min
Interactive tutorialQUIZ: AGGREGATE FUNCTIONS
11 min
AssignmentCODING: AGGREGATE FUNCTIONS
5 min
Video lessonORDER BY
2 min
Video lessonGROUP BY ORDER BY
11 min
Interactive tutorialQUIZ: GROUP BY and ORDER BY
12 min
AssignmentCODING: GROUP BY ORDER BY
5 min
Video lessonHAVING CLAUSE AND WHERE
4 min
Interactive tutorialQUIZ: HAVING CLAUSE
11 min
AssignmentCODING: HAVING CLAUSE AND WHERE
6 min
Video lessonLIMIT AND ALIASING
4 min
AssignmentCODING: LIMIT and ALIASING
6 min
Interactive tutorialQUIZ: LIMIT and ALIASING
12 min
Interactive tutorialQUIZ: MODULE 3
12 min
AssignmentCODING: MODULE 3 - 1
6 min
AssignmentCODING: MODULE 3 - 2
7 min
AssignmentCODING: MODULE 3 - 3
5 min
Start Module
4

JOINS, UNION, NULL HANDLINGFREE PREVIEW

INNER JOIN, LEFT/RIGHT JOIN, FULL JOIN, UNION, UNION ALL, NULL handling, Data Type Conversions

158 min17 lessons
Video lessonJOINS - INNER, LEFT AND RIGHT
17 min
Video lessonJOINS - FULL, CROSS JOIN
10 min
Interactive tutorialQUIZ: JOINS
14 min
AssignmentCODING: JOINS - 1
7 min
AssignmentCODING: JOINS - 2
7 min
Video lessonUNION AND UNION ALL
7 min
Interactive tutorialQUIZ: UNION AND UNION ALL
12 min
AssignmentCODING: UNION AND UNION ALL
7 min
Video lessonNULL VALUES
2 min
Video lessonNULL HANDLING
15 min
Video lessonCONVERTING DATA TYPES
2 min
Interactive tutorialQUIZ: NULL AND CONVERSIONS
12 min
Interactive tutorialQUIZ: MODULE 4
14 min
AssignmentCODING: MODULE 4 - 1
8 min
AssignmentCODING: MODULE 4 - 2
10 min
AssignmentCODING: MODULE 4 - 3
8 min
AssignmentCODING: MODULE 4 - 4
6 min
Start Module
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