Apache HBase Interview Questions
Questions Answers Views Company eMail

Define HRegionServer in HBase

137

What is the use of shutdown command?

169

What is HBase HMaster?

321

What is the function of HMaster?

170

Suppose that your data is stored in collections, for instance, some binary data, message data or metadata is all keyed on the same value. Will you use HBase for this?

136

Explian the Limitations of HBase?

171

State some applications of HBase?

148

What is a Column family in hbase?

178

Discuss about the different tombstone markers used for deletion purposes in HBase.?

167

Explain the Scope operators used in hbase?

166

Is it possible to iterate through the rows of HBase table in reverse order?

191

What is the use of HColumnDescriptor class?

169

Define catalog tables in HBase?

186

Which command is available to show the current HBase user?

138

How will you backup an HBase cluster?

125


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Un-Answered Questions { Apache HBase }

What is hfile ?

253


Which method is used to access HFile directly without using HBase?

166


Mention how many operational commands in hbase?

273


Which one would you recommend for hbase table design approach – tall-narrow or flat wide?

209


Which command is available to show the current HBase user?

138






What is the difference between hbase and hdfs?

147


Discuss how you can use filters in apache hbase

142


Explian the Advantages of HBase?

158


How can you make sure of logical grouping of cells in the hbase?

172


Which command is used to show the current hbase user?

171


What is the use of get() method?

126


What is a bloom filter?

142


What is compaction in hbase?

154


Why hbase is a schema-less database?

155


Which code do we use to open the connection in Hbase?

162