Learn how to use SQL joins to check and fix data integrity and consistency issues across tables. See SQL join examples for finding missing values, duplicates, mismatches, and outliers.

Work with your partner to create an ER diagram and ensure that the design supports 1NF, 2NF, and 3NF when possible. The submission that you provide should include the SQL scripts necessary to create ...

PlantUML supports ER diagram in the latest version with this awesome pull request. The tool, planter, generates textual description of PlantUML ER diagram from pre-existing PostgreSQL tables, and ...