appwrite/docs/examples/1.4.x/server-kotlin/kotlin/databases/update-relationship-attribute.md

import io.appwrite.Client
import io.appwrite.services.Databases

val client = Client(context)
    .setEndpoint("https://<REGION>.cloud.appwrite.io/v1") // Your API Endpoint
    .setProject("5df5acd0d48c2") // Your project ID
    .setKey("919c2d18fb5d4...a2ae413da83346ad2") // Your secret API key

val databases = Databases(client)

val response = databases.updateRelationshipAttribute(
    databaseId = "[DATABASE_ID]",
    collectionId = "[COLLECTION_ID]",
    key = "",
)