default long incrementColumnValue(byte[] row, byte[] family, byte[] qualifier, long amount)
    throws IOException {
    Increment increment = new Increment(row).addColumn(family, qualifier, amount);
    Cell cell = increment(increment).getColumnLatestCell(family, qualifier);
    return Bytes.toLong(cell.getValueArray(), cell.getValueOffset(), cell.getValueLength());
  }
See {@link #incrementColumnValue(byte[], byte[], byte[], long, Durability)}
<p>
The {@link Durability} is defaulted to {@link Durability#SYNC_WAL}.
@param row       The row that contains the cell to increment.
@param family    The column family of the cell to increment.
@param qualifier The column qualifier of the cell to increment.
@param amount    The amount to increment the cell with (or decrement, if the amount is
                 negative).
@return The new value, post increment.
@throws IOException if a remote or network exception occurs.
hbase-client/src/main/java/org/apache/hadoop/hbase/client/Table.java