DataLemur
datalemur.com › sql-tutorial
Free SQL Tutorial for Data Analysts & Data Scientists
Learn to use LEAD() and LAG(). ... Join a table with itself to get pairs. ... Combine tables without JOINs. ... Best practices to write maintainable SQL. ... A quintessential SQL interview topic. ... Excel's PIVOT function but in SQL. ... Use string functions to clean text data. ... Find business trends in Instacart data! ... Free 9-Day Data Interview Crash CourseFree SQL Tutorial for Data AnalyticsSQL Interview Cheat Sheet PDFUltimate SQL Interview GuideAce the Data Job Hunt Video CourseAce the Data Science InterviewBest Books for Data AnalystsSQL Squid Game
Free SQL Tutorial for Data Analysts - 30+ SQL Lessons!
Thank you very much for sharing, i’m starting to get into the data analytics world and every course that i do gets me closer to my goal of being a data analyst. More on reddit.com
What's the best course online to learn SQL?
Jose Portilla’s SQL Bootcamp on Udemy. Wait for it to go on sale and then buy it for like $20-$30. More on reddit.com
Ways of learning SQL as a complete beginner
Microsoft SQL has a couple of free versions. You can install it and use the “Northwinds” database which Microsoft created as a fake company. It’ll run fine on your laptop or home pc. Or you can create your own database and build a whole relational system. More on reddit.com
What specific skills should I learn in SQL as a data analyst? I’m intermediate to advanced level.
As a data analyst, you will primarily need to read data from the database you’re querying. I would take this approach: Learn how the SELECT statement works. This includes studying how Logical Query Processing works. Logical Query Processing describes the order in which the database engine executes the clauses of your SELECT statements. Understanding it will lead you to write better, more accurate queries. Study how joins work. Inner joins are the most efficient. Left, right, and full outer joins are less efficient, but sometimes you must use them. Inner joins can cause rows to be filtered out, outer joins cannot cause filtering. Study joins so you know when to use each type. Only the simplest database queries don’t involve joins. Understand how to conduct aggregations using the GROUP BY clause. Understand Window Functions / Ordered Analytical Functions. These are the epitome of conducting analytics within SQL. It will initially be hard to wrap your head around them, but it will be worth it. And once you understand them you will use them all the time. Understand database normalization. If you understand normalization, you will understand the theory of why architects structure databases the way they do. This helps while writing queries and determining which tables to join. Understand how Entity-Relationship Diagrams (ERDs) work. Most ERDs are built using the crow’s foot notation. Be sure to know how cardinality and optionality constraints work, which will help you decipher which join type to use when joining tables. Once you get up to speed with those things, you should probably expand into learning the DML & DDL subcategories of SQL. DML stand for Data Manipulation Language, which the SELECT statement is part of. DDL stands for Data Definition Language, which is what database architects use to create tables. here are some of the best SQL courses on coursera to start learning More on reddit.com
What will I learn in this SQL for Data Analysis course?
You’ll learn SQL basics, writing queries, joining tables, data cleaning, aggregation, subqueries, advanced functions, and preparing data for reporting and visualizations.
simplilearn.com
simplilearn.com › home › skillup › free sql for data analysis course – learn sql fast
Free SQL for Data Analysis Course – Learn SQL Fast
What is the SQL for Data Analysis Course about?
This course teaches SQL basics and advanced techniques for querying, analyzing, and managing data, making it ideal for those interested in data-driven roles.
simplilearn.com
simplilearn.com › home › skillup › free sql for data analysis course – learn sql fast
Free SQL for Data Analysis Course – Learn SQL Fast
What will I learn in this SQL for Data Science course?
In this free SQL for Data Science course, you will learn the core SQL techniques used to analyze and manipulate data. The course covers the basics of SQL, including creating tables, working with GROUP BY and HAVING clauses, and different types of joins, such as INNER, LEFT, RIGHT, and FULL. You’ll also learn how to use subqueries, aliases, and SQL in Python to perform data analysis and connect SQL databases to Power BI for visualizing your data.
mygreatlearning.com
mygreatlearning.com › great learning › data science › sql for data science
SQL For Data Science Free Course Online (2026) - Great Learning
Videos
How I Would Learn SQL FAST as a Data Analyst (2026 ...
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SQL Full Course for Beginners (30 Hours) – From Zero to Hero ...
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SQL for Data Analytics - Learn SQL in 4 Hours - YouTube
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SQL for Data Analytics – Intermediate Course + Project - YouTube
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Learn SQL Beginner to Advanced in Under 4 Hours - YouTube
Learn SQL for Data Analysis in one hour (with sample dataset ...
Great Learning
mygreatlearning.com › great learning › data science › sql for data science
SQL For Data Science Free Course Online (2026) - Great Learning
February 6, 2026 - This free SQL for Data Science course provides the essential skills to manage databases and perform complex data analysis using SQL. You’ll learn core SQL techniques, including creating and manipulating tables, using clauses such as GROUP BY and HAVING, and mastering joins (INNER, LEFT, RIGHT, FULL, and SELF joins) to retrieve data across multiple tables.
Class Central
classcentral.com › subjects › programming › domain-specific languages (dsl) › sql
Free Course: SQL for Data Analysis from Udacity | Class Central
May 27, 2019 - Learn how to execute core SQL commands to define, select, manipulate, control access, aggregate, and join data and data tables. Understand when and how to use subqueries, several window functions, and partitions to complete complex tasks. Clean data, optimize SQL queries and write select advanced JOINs to enhance analysis performance.
Codecademy
codecademy.com › learn › learn-sql
Learn SQL | Codecademy
In this SQL course, you'll learn how to manage large datasets and analyze real data using the standard data management language.
Codecademy
codecademy.com › catalog › language › sql
SQL Courses & Tutorials | Codecademy
With Codecademy's specially crafted SQL courses & tutorials, learn how to manage large datasets and analyze real data using the standard data management language.
Simplilearn
simplilearn.com › home › skillup › free sql for data analysis course – learn sql fast
Free SQL for Data Analysis Course – Learn SQL Fast
Master SQL for data analysis with our free course. Learn queries, data manipulation, and insights for business & tech. Start learning today!
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Alison
alison.com › course › sql-server-for-data-analysis
SQL Server for Data Analysis | Free Online Course | Alison
Learn how to use SQL server to interpret big data and transform your data analyzing skills with this free online course. ... Are you looking to boost your data analysis skills and extract more valuable insights from your data?
Coursera
coursera.org › browse › data science › data analysis
Data Analysis Using SQL | Coursera
January 29, 2026 - Learn to filter and clean datasets, ensuring the accuracy and reliability of your analysis. Whether you aspire to be a data analyst, a business intelligence professional, or a decision-maker relying on data-driven insights, this course will provide you with the necessary tools and knowledge to succeed. ... This module aims to introduce the key aspects and applications of SQL.
DataCamp
datacamp.com › tracks › associate-data-analyst-in-sql
Learn SQL for Data Analysis | DataCamp
3 days ago - Learn how to create and query relational databases using SQL in just two hours. ... Accompanied at every step with hands-on practice queries, this course teaches you everything you need to know to analyze data using your own SQL code today!
Coursera
coursera.org › courses
Free SQL Courses & Certificates [2026] | Coursera
Explore SQL fundamentals and start analyzing data with hands-on practice in a free online course built to support real-world learning goals. Enroll for free.
DataCamp
datacamp.com › category › sql
Learn SQL: SQL Courses Online for All Levels | DataCamp
SQL is essential for efficient database management and data analysis. Build your SQL skills with interactive courses, tracks and projects curated by real-world experts. ... By continuing, you accept our Terms of Use, our Privacy Policy and that your data is stored in the USA. ... New to SQL and don't know where to start? Our introductory courses are designed for absolute beginners. ... 26 hoursMaster the SQL fundamentals needed for business, learn how to write SQL queries, and start analyzing your data using this powerful language.
Reddit
reddit.com › r/dataanalysis › free sql tutorial for data analysts - 30+ sql lessons!
r/dataanalysis on Reddit: Free SQL Tutorial for Data Analysts - 30+ SQL Lessons!
September 6, 2023 -
Just launched a free SQL tutorial for Data Analysts with 30+ SQL lessons... figured the r/dataanalysis would find it helpful!
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Thank you very much for sharing, i’m starting to get into the data analytics world and every course that i do gets me closer to my goal of being a data analyst.
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You know the tutorial is going to be different when it starts out with “SQL is the SHIT’ We don’t deserve you! This looks to be pretty fun.