Using Union Queries to bring together data sets from other tables/views in SQL
Using Union Queries to bring together data sets from other tables/views in SQL
Unions can be a valuable concept to understand when your data sets are in different tables or by different unique queries. Learn how to make them consistent to be used in Union queries.
If you’re a data analyst, you’ve no doubt learned different skills, techniques, and tools pertaining to data. But sometimes it can be difficult to know when and why to apply these tools. In this weekly series, instructor Robin Hunt explains a new skill, secret, tip, technique, best practice, or golden piece of advice in each installment. Robin covers topics that can help you do your job better, such as joining data and data designs, privacy for data, transforming and cleaning data, and making data sets and visualizing data.
Note: Because this is an ongoing series, viewers will not receive a certificate of completion.