node.js - Verify uniqueness of a value in a column in CouchDB cradle

Question

I have a CouchDb table for cookies with ids and access tokens. I want to create a new cookie for a given token, only if that token doesn't already exist in our table. How could I do that in CouchDb with cradle for nodejs?

Answer 1

我首先阅读了 cookie，如果它在那里，我会合并，否则我会创建一个新的。