node-appwrite/lib/enums/relation-mutate.js

Appwrite is an open-source self-hosted backend server that abstract and simplify complex and repetitive development tasks behind a very simple REST API

const RelationMutate = Object.freeze({
    Cascade: 'cascade' ,
    Restrict: 'restrict' ,
    SetNull: 'setNull' 
});

module.exports = RelationMutate;