Hi, Is there a way to update an existing node without inserting a new one if the node doesn’t exist? If I use regular mutation with set and the triple <0x123ef> <User.name> "Spinelsun", then if 0x123ef doesn’t exist it will be created. The same is true for upsert. I want to get an error if I try…

Yup. https://dgraph.io/docs/mutations/conditional-upsert/#example-of-conditional-upsert like: upsert { query { U as var1(func: uid(0x9c49)) @filter(has(dgraph.type)) { # or @cascade. Why? Look post below. uid dgraph.type expand(_all_) } } mutation @if(eq(len(U), 1))…

Update without insert

Users Dgraph

spinelsun (Or Chen) November 25, 2020, 2:39pm 3

@ppp225 Great Thanks!

For some reason it doesn’t work in Ratel mutate window, do you know why?

Topic		Replies	Views
1.1.1RC1: Upsert block without node creation Users	3	408	January 11, 2020
Is it possible to mutate with query like in upsert? GraphQL kind:question	9	678	March 29, 2021
How to update existing node without creating new node? Dgraph kind:question	1	470	January 5, 2021
Is there a way to upsert all outgoing nodes in one mutation Dgraph mutation	4	1092	October 29, 2019
Unique Identifer based on specified unique predicates Dgraph mutation , example	3	896	June 11, 2019

Update without insert

Related topics