HBASE客户端的一些参数设置

HConstants.ZOOKEEPER_QUORUM,

HConstants.ZOOKEEPER_ZNODE_PARENT,

HConstants.ZOOKEEPER_CLIENT_PORT,
HConstants.ZOOKEEPER_RECOVERABLE_WAITTIME,
HConstants.HBASE_CLIENT_PAUSE,

HConstants.HBASE_CLIENT_RETRIES_NUMBER,
HConstants.HBASE_CLIENT_RPC_MAXATTEMPTS,
  HConstants.HBASE_RPC_TIMEOUT_KEY,
  HConstants.HBASE_CLIENT_PREFETCH_LIMIT,
  HConstants.HBASE_META_SCANNER_CACHING,
  HConstants.HBASE_CLIENT_INSTANCE_ID