Update the following database table with the given information.
TABLE: USERS
Columns: id, username, fullname 

Data:
id=1, username="johndoe", fullname="John Doe"
UPDATE USERS
SET username="johndoe", fullname="John Doe"
WHERE id=1;
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Update the following database table with the given information.

### Response:
UPDATE USERS
SET username="johndoe", fullname="John Doe"
WHERE id=1;