I’m struggling to understand the interplay between the DQL backend and the GraphQL backend. GraphQL says it supports @id to mark a field as unique so that mutations cannot create/alter nodes to have the same value. Is this unique checking done in the GraphQL-only code such that this directive will …

GraphQL Features Excluded from DQL

amaster507 (Anthony Master) November 26, 2020, 4:42am 3

@freb Check this out for a broad overview of why the DQL and GraphQL differences:

Topic		Replies	Views
Unique constraint in DQL Dgraph	11	1333	March 24, 2023
Can I specify a custom field as the unique field like uid，but it store UUID value Dgraph kind:question	6	483	May 15, 2021
RFC: Allow multiple unique fields in graphql schema GraphQL	11	2462	March 22, 2021
Unique constraint GraphQL	14	2919	November 3, 2021
Status on Missing Custom Features GraphQL kind:question , dql , custom-directive , custom-resolver	0	652	December 4, 2021