Checks whether a field in a referring item contains a reference to a specified item.
You can only call this method when authenticated as a Wix app or Wix user identity.
ID of the collection containing the referring data item.
Field to check for a reference to the item that may be referenced.
ID of the referring item.
ID of the item that may be referenced.
Whether to retrieve data from the primary database instance. This decreases performance but ensures data retrieved is up to date even immediately after an update. Learn more about Wix Data and eventual consistency.
Default: false
Whether the specified reference exists.
This method doesn’t return any custom errors, but may return standard errors. Learn more about standard Wix errors.