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;
Latihan ini adalah bagian dari kursus
Introduction to Relational Databases in SQL
Latihan interaktif praktis
Cobalah latihan ini dengan menyelesaikan kode contoh berikut.
-- Rename the organisation column
ALTER TABLE ___
RENAME ___ organisation TO ___;