del

删单行数据。

  1. /**
  2.  * Delete value.
  3.  * @param tableName TableHandler name
  4.  * @param hashKey used to decide which partition to put this k-v,
  5.  *                if null or length == 0, means hash key is "".
  6.  * @param sortKey all the k-v under hashKey will be sorted by sortKey,
  7.  *                if null or length == 0, means sort key is "".
  8.  * @throws PException
  9.  */
  10. public void del(String tableName, byte[] hashKey, byte[] sortKey) throws PException;

注：

  • 参数：需传入TableName、HashKey、SortKey。
  • 返回值：无。
  • 异常：如果出现异常，譬如网络错误、超时错误、服务端错误等，会抛出 PException。