RENAME and DROP COLUMNs in affiliations
As mentioned in the video, the still empty affiliations table has some flaws. In this exercise, you'll correct them as outlined in the video.
You'll use the following queries:
- To rename columns:
ALTER TABLE table_name
RENAME COLUMN old_name TO new_name;
- To delete columns:
ALTER TABLE table_name
DROP COLUMN column_name;
Deze oefening maakt deel uit van de cursus
Introduction to Relational Databases in SQL
Praktische interactieve oefening
Probeer deze oefening eens door deze voorbeeldcode in te vullen.
-- Rename the organisation column
ALTER TABLE ___
RENAME ___ organisation TO ___;