Chapter 3. Using Administration Tools

In this chapter, we will focus on:

  • HBase Master Web UI
  • Using HBase Shell to manage tables
  • Using HBase Shell to access data in HBase
  • Using HBase Shell to manage the cluster
  • Executing Java methods from HBase Shell
  • Row counter
  • WAL tool—manually splitting and dumping WALs
  • HFile tool—viewing textualized HFile content
  • HBase hbck—checking the health of an HBase cluster
  • Hive on HBase—querying HBase using a SQL-like language

Introduction

Everyone expects their HBase administrator to keep the cluster running smoothly, storing a huge amount of data in it, handling maybe millions of requests simultaneously, quickly, and reliably. Keeping a large amount of data in HBase accessible, manageable, and easy to query, is a critical task ...

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