摘要:
info ship user name age height phone addr email dept salary create 'user','info','ship'; put 'user', '524382618264914241', 'info:name', 'zhangsan' put 'user', '524382618264914241', ... 阅读全文
摘要:
ZooKeeper JMX enabled by defaultUsing config: /data4/hadoop/zookeeper-3.4.8/bin/../conf/zoo.cfgError contacting service. It is probably not running. j 阅读全文
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[hadoop@master hbase-1.2.2]$ ./bin/hbase shell2016-08-25 13:53:56,898 WARN [main] util.NativeCodeLoader: Unable to load native-hadoop library for your 阅读全文
摘要:
filter ==> SQL 中的Where filter的执行流程: 过滤器在客户端创建,然后通过RPC发送到服务器上,由服务器执行 基础过滤器: 比较器: Comparator Description LongComparator Assumes the given value array is 阅读全文
摘要:
这是一个9行数据的表 每行包含一些列 使用缓存为6 批量为3的扫描器 需要3个RPC 3个列装入一个Result实例 6个result到缓存中 组成一个RPC 阅读全文
摘要:
import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.hbase.HBaseConfiguration; import org.apache.hadoop.hbase.HConstants; import org.apache.hadoop.hbase.TableName; import org.apache.... 阅读全文
摘要:
import org.apache.hadoop.conf.Configuration;import org.apache.hadoop.hbase.HBaseConfiguration;import org.apache.hadoop.hbase.TableName;import org.apac 阅读全文
摘要:
import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.hbase.HBaseConfiguration; import org.apache.hadoop.hbase.TableName; import org.apache.hadoop.hbase.client.*; import org.apache.ha... 阅读全文
摘要:
import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.hbase.HBaseConfiguration; import org.apache.hadoop.hbase.TableName; import org.apache.hadoop.hbase.client.*; import org.apache.ha... 阅读全文
摘要:
import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.hbase.HBaseConfiguration; import org.apache.hadoop.hbase.TableName; import org.apache.hadoop.hbase.client.*; import org.apache.ha... 阅读全文