How to use nocheck in table and sp in SQL server

Hi, Nocheck is constraint in sql server which allows user to disable constraint. Constraints are restriction on your data for column of table which make more efficient way to store accurate data in database.please check below link how you can use no check constraint,https://blog.sqlauthority.com/2014/12/02/sql-server-how-to-disable-and-enable-all-constraint-for-table-and-database/