ADD a COLUMN with ALTER TABLE
Oops! We forgot to add the university_shortname
column to the professors
table. You've probably already noticed:
In chapter 4 of this course, you'll need this column for connecting the professors
table with the universities
table.
However, adding columns to existing tables is easy, especially if they're still empty.
To add columns you can use the following SQL query:
ALTER TABLE table_name
ADD COLUMN column_name data_type;
This exercise is part of the course
Introduction to Relational Databases in SQL
Exercise instructions
Alter professors
to add the text column university_shortname
.
Hands-on interactive exercise
Have a go at this exercise by completing this sample code.
-- Add the university_shortname column
___
___ university_shortname ___;
-- Print the contents of this table
SELECT *
FROM professors