appwrite/docs/examples/1.8.x/server-graphql/examples/tablesdb/create-relationship-column.md

mutation { tablesDBCreateRelationshipColumn( databaseId: "<DATABASE_ID>", tableId: "<TABLE_ID>", relatedTableId: "<RELATED_TABLE_ID>", type: "oneToOne", twoWay: false, key: "", twoWayKey: "", onDelete: "cascade" ) { key type status error required array _createdAt _updatedAt relatedTable relationType twoWay twoWayKey onDelete side } }