edX
MOOC / Non-credit
0
Try It: Learn SQL
About this course
If you are looking to get into data analytics, SQL would be a great starting point. SQL, or Structure Query Language, is used for cleaning and analyzing data stored in databases. It’s also used by some of the world’s largest companies. Gain highly-marketable skill in this free, no-risk introductory SQL course.
E
39/100
CourseAsk score
- What the provider tells you
- 23/45
- Who stands behind it
- 8/35
- How complete the listing is
- 8/20
Scores how much the provider publishes and who stands behind it — not how well it is taught.
What you'll learn
- write basic SELECT queries to retrieve data
- apply WHERE clauses to filter records
- use ORDER BY to sort query results
- join tables with INNER and LEFT joins
- aggregate data using GROUP BY and functions like COUNT and SUM
- perform simple data cleaning operations in SQL
Course objectives
- understand core SQL syntax and concepts
- gain hands‑on experience querying relational databases
- build confidence to explore more advanced data analysis tasks
Data Analysis
#data analysis
#data cleaning
#sql
#databases
#analytics
#data querying
#structured query language
#select
#where
#order by
#join
#inner join
#left join
#GROUP BY
#aggregation
#count
#sum
#relational databases
#query writing
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