08 November 2020

#Apache_HBase

#Apache_HBase
What is column families?
What is standalone mode in HBase?
What is Pseudodistributed mode?
What is MapReduce.
What is LZO?
What is Thrift?
What is catalog tables in HBase?
What is cell in HBase?
What is Compaction in HBase?
What is HRegionServer in HBase
What is Apache HBase?
What is S3?
What is the use of get() method?
What is the reason of using HBase?
What is decorating Filters?
What is the full form of YCSB?
What is the use of YCSB?
What is the most common file system of HBase?
What is regionserver?
What are the operational commands of HBase?
What is use of tools command?
What is the use of shutdown command?
What is the use of truncate command?
What is use of InputFormat in MapReducr process?
What is the full form of MSLAB?
What is HBaseFsck?
What is REST?
What are the fundamental key structures of HBase?
What is JMX?
What is nagios?
What is the syntax of describe Command?
What the is the use of exists command?
What is the use of MasterServer?
What is HBase Shell?
What is the use of ZooKeeper?
What is the use of HColumnDescriptor class?
What is the function of HMaster?
What is the use of Apache HBase?
What are the features of Apache HBase?
What is the Hierarchy of Tables in Apache HBase?
What version of Hadoop do I need to run HBase?
Which operating system is supported by HBase?
Which code is used to open the connection in Hbase?
Which command is used to show the version?
Which command is used to run HBase Shell?
Which command is used to show the current HBase user?
Which filter accepts the pagesize as the parameter in HBase?
Which method is used to access HFile directly without using HBase?
Which type of data HBase can store?
How to delete the table with the shell?
How many compaction types are in HBase?
How do I upgrade Maven-managed projects from HBase 0.94 to HBase 0.96+?
How should I design my schema in HBase?
How can I troubleshoot my HBase cluster?
Difference Hive and HBase?
In how many modes HBase can run?
HBase
  • Catalog Tables
  • Column families
  • Standalone mode
  • Decorating Filters
  • YCSB
  • Pseudodistributed mode
  • MapReduce - InputFormat
  • MSLAB
  • LZO
  • HBaseFsck
  • HBase Shell
  • Compaction - Minor Compaction & Major Compaction
  • HColumnDescriptor
  • HRegionServer
  • PageFilter
Components
  • HMaster
  • HRegion Server
  • Region
  • Zookeeper
HBase surgery tools
  • MapReduce
Difference
  • HBase vs Cassandra
  • HBase vs Hive
Operational commands
  • Get
  • Delete
  • Put
  • Increment
  • Scan
Open Connection
  • Configuration myConf = HBaseConfiguration.create();
  • HTableInterface usersTable = new HTable(myConf, ?users?);
Does HBase support a structured query language like SQL?
Yes
No*
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