Function tLogDatacentersKeyFor

fdbclient/SystemData.cpp:731–736

const KeyRef tLogDatacentersPrefix = tLogDatacentersKeys.begin;

const Key tLogDatacentersKeyFor(Optional<Value> dcID) {
	BinaryWriter wr(AssumeVersion(currentProtocolVersion()));
	wr.serializeBytes(tLogDatacentersKeys.begin);
	wr << dcID;
	return wr.toValue();
}
Optional<Value> decodeTLogDatacentersKey(KeyRef const& key) {
	Optional<Value> dcID;
	BinaryReader rd(key.removePrefix(tLogDatacentersKeys.begin), AssumeVersion(currentProtocolVersion()));