The Update Statement

The UPDATE statement is used to modify the data in a table.

Syntax

UPDATE table_name
SET column_name = new_value
WHERE column_name = some_value

Person:

Update one Column in a Row

We want to add a first name to the person with a last name of "Rasmussen":

UPDATE Person SET FirstName = 'Nina'
WHERE LastName = 'Rasmussen'

Result:

Update several Columns in a Row

We want to change the address and add the name of the city:

UPDATE Person
SET Address = 'Stien 12', City = 'Stavanger'
WHERE LastName = 'Rasmussen'

Result: