Method setOldRevisionJSONBody

db/revision.go:319–330

setOldRevisionJSONBody stores the raw JSON body of a revision that has been archived to a separate doc.

(ctx context.Context, docid string, rev string, body []byte, expiry uint32)

// setOldRevisionJSONBody stores the raw JSON body of a revision that has been archived to a separate doc.
func (db *DatabaseCollectionWithUser) setOldRevisionJSONBody(ctx context.Context, docid string, rev string, body []byte, expiry uint32) error {
	// Setting the binary flag isn't sufficient to make N1QL ignore the doc - the binary flag is only used by the SDKs.
	// To ensure it's not available via N1QL, need to prefix the raw bytes with non-JSON data.
	nonJSONBytes := withNonJSONPrefix(nonJSONPrefixKindRevBody, body)
	err := db.dataStore.SetRaw(oldRevisionKey(docid, rev), expiry, nil, nonJSONBytes)
	if err == nil {
		base.DebugfCtx(ctx, base.KeyCRUD, "Backed up revision body %q/%q (%d bytes, ttl:%d)", base.UD(docid), rev, len(body), expiry)
	} else {
		base.WarnfCtx(ctx, "setOldRevisionJSONBody failed: doc=%q rev=%q err=%v", base.UD(docid), rev, err)
	}
	return err
}

func (db *DatabaseCollectionWithUser) setOldRevisionJSON(ctx context.Context, docid string, rev string, body []byte, deletedDoc bool, expiry uint32, channels base.Set) error {
	// no channel information available (Note: this is different than an empty set of channels)