Introduction to SQL
Master the basics of querying tables in relational databases such as MySQL, SQL Server, and PostgreSQL.
The role of a data scientist is to turn raw data into actionable
insights. Much of the world's raw data—from electronic medical records
to customer transaction histories—lives in organized collections of
tables called relational databases. To be an effective data scientist,
you must know how to wrangle and extract data from these databases using
a language called SQL . This course teaches syntax in SQL shared by
many types of databases, such as PostgreSQL, MySQL, SQL Server, and
Oracle. This course teaches you everything you need to know to begin
working with databases today!
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