我想测试HBql的简单用法,我遵循了HBql网站( )上描述的步骤。最后,在HBql-控制台中键入version-命令以验证我的安装时,将收到以下消息:
[main] INFO org.apache.zookeeper.ZooKeeper - Client environment:zookeeper.version=3.4.4-1386507, built on 09/17/2012 08:33 GMT
[main] INFO org.apache.zookeeper.ZooKeeper - Client environment:host.name=aleebi
[main] INFO or
我在独立模式下运行HBase,并得到以下错误。
2016-10-05 16:29:06,268 ERROR [main] client.ConnectionManager$HConnectionImplementation: The node /hbase is not in ZooKeeper
It should have been written by the master. Check the value configured in 'zookeeper.znode.parent'. There could be a mismatch with the one conf
我试图在现有的Hbase表上创建一个Hive表,如下所示:
create external table h2h (
key int -- int or string?
col1 string
)
stored by 'org.apache.hadoop.hive.hbase.HBaseStorageHandler'
with serdeproperties ('hbase.columns.mapping' = ':key,info:col1');
演示了key的几种数据类型。
如何确定列key的数据类型,该列映射到Hbase表中的
我还没有弄清楚这个错误消息是什么意思。我对HDFS和HBase也很陌生,所以这是问题的一部分。除了HDFS服务器空间不足的可能性外,可能导致此错误的原因是:
2014-06-13 12:55:33,164 WARN org.apache.hadoop.hbase.regionserver.wal.HLogSplitter:
Could not open hdfs://<OURSERVER>:8020/hbase/.logs/<HBASE_BOX>,60020,1402678303659-splitting/<HBASE_BOX>m%2C60020%2C14
嗨,我已经在我的机器上安装了ubuntu,并安装了have 0.98-hadoop2。然后我编辑了hbase-env.sh文件和hbase-site.xml。现在我的hbase外壳运转良好。但是当我尝试使用hbase Java api从java代码连接到hbase时,我会得到错误。我的守则是:
Configuration hc = HBaseConfiguration.create();
HTableDescriptor ht = new HTableDescriptor("User");
ht.addFamily( new HC
我启动了动物园管理员,它说动物园管理员服务器启动了,但是有以下反馈:
ZooKeeper JMX enabled by default
Using config: /home/saichanda/zookeeper-3.4.12/bin/../conf/zoo.cfg
mkdir: cannot create directory ‘’: No such file or directory
Starting zookeeper ... STARTED
然后我启动hbase
./bin/start-hbase.sh
产出:
starting master, logging to /usr/loca
我试图运行简单的Hbase客户端程序,它与Hbase服务器(独立的)对话,以创建一个表和一个行。但是,不幸的是,在运行intelliJ时,会看到下面的异常。
Picked up JAVA_TOOL_OPTIONS: -Dfile.encoding=UTF-8
Initializing HBaseAdmin
log4j:WARN No appenders could be found for logger (org.apache.hadoop.security.Groups).
log4j:WARN Please initialize the log4j system properly.
log
当我连接到远程HBase群集时,我看到很多这样的消息:
17/07/26 03:17:21 INFO RpcRetryingCaller: Call exception, tries=12, retries=31, started=158602 ms ago, cancelled=false, msg=com.google.protobuf.ServiceException: org.apache.hadoop.net.ConnectTimeoutException: 10000 millis timeout while waiting for channel to be ready for