Tag: ,sqlzoo,bytescout-sql-trainer,knowledify-learn-sql-,learn-sql,select-star-sql,interactive-postgresql-sql-tutorial,mysql-tutorial-learn-sql-quickly,oracle-live-sql,sql-teaching,sqlbolt,galaxql

Learn SQL through easy-to-follow, interactive tutorials. Created by Alisdair Owens PGExercises provides a series of questions and explanations built on a single, simple dataset. It’s designed for use as a partner to a good book or Postgres’ excellent documentation. Exercises range from simple select and where clauses, through joins and case statements, and on to […]