Function filterUidPredicates

query/query.go:2816–2830

filterUidPredicates takes a list of predicates and returns a list of the predicates that are of type uid or [uid].

(ctx context.Context, preds []string)

// filterUidPredicates takes a list of predicates and returns a list of the predicates
// that are of type uid or [uid].
func filterUidPredicates(ctx context.Context, preds []string) ([]string, error) {
	schs, err := worker.GetSchemaOverNetwork(ctx, &pb.SchemaRequest{Predicates: preds})
	if err != nil {
		return nil, err
	}

	filteredPreds := make([]string, 0)
	for _, sch := range schs {
		if sch.GetType() != "uid" {
			continue
		}
		filteredPreds = append(filteredPreds, sch.GetPredicate())
	}
	return filteredPreds, nil
}

// UidsToHex converts the new UIDs to hex string.
func UidsToHex(m map[string]uint64) map[string]string {