distinct in sql
SELECT DISTINCT FIRST_NAME FROM VISITORS;
sql distinct vs unique
Unique: helps to ensure that all the values
in a column are different
Distinct: helps to remove all the duplicate
records when retrieving the records from a table.
Copyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us