docs: public static Map<Integer, byte[]> getBinaryPartitionKeys(TheHashinator hashinator) {
          Map<Integer, byte[]> partitionMap = new HashMap<>();
  
          VoltTable partitionKeys = null;
          if (hashinator == null) {
              partitionKeys = TheHashinator.getPartitionKeys(VoltType.VARBINARY);
          }
          else {
              partitionKeys = TheHashinator.getPartitionKeys(hashinator, VoltType.VARBINARY);
          }
          if (partitionKeys == null) {
              return null;
          } else {
              // This is a shared resource so make a copy of the table to protect the cache copy in TheHashinator
              ByteBuffer buf = ByteBuffer.allocate(partitionKeys.getSerializedSize());
              partitionKeys.flattenToBuffer(buf);
              buf.flip();
              VoltTable keyCopy = PrivateVoltTableFactory.createVoltTableFromSharedBuffer(buf);
              while (keyCopy.advanceRow()) {
                  partitionMap.put((int) keyCopy.getLong(0), keyCopy.getVarbinary(1));
              }
          }
          return partitionMap;
      }