applyToBuffer method
Implementation
@override
void applyToBuffer(ByteDataWriter buffer) {
buffer.writeUint8(ReplicationMessage.hotStandbyFeedbackIdentifier);
buffer.writeUint64(dateTimeToMicrosecondsSinceY2k(clientTime));
buffer.writeUint32(currentGlobalXmin);
buffer.writeUint32(epochGlobalXminXid);
buffer.writeUint32(lowestCatalogXmin);
buffer.writeUint32(epochCatalogXminXid);
}