Madanswer Technologies Interview Questions Data|Agile|DevOPs|Python - Recent questions in HBase

What is Next in HBase?

Sat, 13 Jun 2020 08:34:59 +0000

What is Next in HBase?

When the records are fetched form a Hbase tables, in which order are the sorted in HBase?

Sat, 13 Jun 2020 08:34:36 +0000

When the records are fetched form a Hbase tables, in which order are the sortedin HBase?

How do we get the complete list of columns that exist in a column Family in HBase?

Sat, 13 Jun 2020 08:33:54 +0000

How do we get the complete list of columns that exist in a column Familyin HBase?

What is a Namespace in HBase?

Sat, 13 Jun 2020 08:33:29 +0000

What is a Namespace in HBase?

What is the information stored in hbase:meta table in HBase?

Sat, 13 Jun 2020 08:33:01 +0000

What is the information stored in hbase:meta tablein HBase?

What is the scope of a rowkey in Hbase?

Sat, 13 Jun 2020 08:32:32 +0000

What is the scope of a rowkey in Habse?

Why should we try to minimize the row name and column name sizes in HBase?

Sat, 13 Jun 2020 08:31:52 +0000

Why should we try to minimize the row name and column name sizes in HBase?

What are the approaches to avoid hotspotting in HBase?

Sat, 13 Jun 2020 08:31:28 +0000

What are the approaches to avoid hotspottingin HBase?

What is hotspotting in HBase?

Sat, 13 Jun 2020 08:30:46 +0000

What is hotspotting in HBase?

Why do we pre-create empty regions in HBase?

Sat, 13 Jun 2020 08:30:19 +0000

Why do we pre-create empty regions in HBase?

Which file in Hbase is designed after the SSTable file of BigTable in HBase?

Sat, 13 Jun 2020 08:29:36 +0000

Which file in Hbase is designed after the SSTable file of BigTablein HBase?

What is a Hbase Store in HBase?

Sat, 13 Jun 2020 08:29:11 +0000

What is a Hbase Storein HBase?

When do we do manual Region splitting in HBase?

Sat, 13 Jun 2020 08:28:47 +0000

When do we do manual Region splitting in HBase?

How can you disable WAL in HBase? What is the benefit in HBase?

Sat, 13 Jun 2020 08:28:14 +0000

How can you disable WAL in HBase? What is the benefit in HBase?

In Hbase what is log splitting in HBase?

Sat, 13 Jun 2020 08:27:32 +0000

In Hbase what is log splitting in HBase?

Why MultiWAL is needed in HBase?

Sat, 13 Jun 2020 08:26:58 +0000

Why MultiWAL is needed in HBase?

How does WAL help when a RegionServer crashes in HBase?

Sat, 13 Jun 2020 08:26:30 +0000

How does WAL help when a RegionServer crashesin HBase?

What are the different Block Caches in HBase?

Sat, 13 Jun 2020 08:25:57 +0000

What are the different Block Caches in HBase?

What is HRegionServer in HBase?

Sat, 13 Jun 2020 08:25:26 +0000

What is HRegionServer in HBase?

what is HMaster in HBase?

Sat, 13 Jun 2020 08:24:59 +0000

what is HMaster in HBase?

How does Hbase provide high availability in HBase?

Sat, 13 Jun 2020 08:24:19 +0000

How does Hbase provide high availabilityin HBase?

How does Hbase support Bulk data loading in HBase?

Sat, 13 Jun 2020 08:23:45 +0000

How does Hbase support Bulk data loadingin HBase?

What is the Hbase shell command to only 10 records form a tablein HBase?

Sat, 13 Jun 2020 08:23:11 +0000

What is the Hbase shell command to only 10 records form a tablein HBase?

Give the commands to add a new column family “(newcolfamily”) to a table (“tablename”) which has a existing column family(“oldcolfamily”).

Sat, 13 Jun 2020 08:22:46 +0000

Give the commands to add a new column family “(newcolfamily”) to a table (“tablename”) which has a existing column family(“oldcolfamily”).

What does the following command do in HBase?

Sat, 13 Jun 2020 08:22:10 +0000

What does the following command doin HBase?

hbase > alter 'tablename', {NAME => 'colFamily', METHOD => 'delete'}

Give a command to store 4 versions in a table rather than the default 3.

Sat, 13 Jun 2020 08:21:40 +0000

Give a command to store 4 versions in a table rather than the default 3.

In Which scenario should we consider a Tall-thin table design in HBase?

Sat, 13 Jun 2020 08:21:12 +0000

In Which scenario should we consider a Tall-thin table designin HBase?

In which scenario should we consider creating a short and wide Hbase table?

Sat, 13 Jun 2020 08:20:34 +0000

In which scenario should we consider creating a short and wide Hbase tablein HBase?

What are the two types of table design approach in HBase?

Sat, 13 Jun 2020 08:19:58 +0000

What are the two types of table design approach in HBase?

What are the two ways in which you can access data from Hbase?

Sat, 13 Jun 2020 08:19:16 +0000

What are the two ways in which you can access data from Hbasein HBase?

What is a rowkey in HBase?

Sat, 13 Jun 2020 08:18:08 +0000

What is a rowkey in HBase?

Does Hbase support table joins in HBase?

Sat, 13 Jun 2020 08:17:34 +0000

Does Hbase support table joinsin HBase?

What is TTL (Time to live) in HBase?

Sat, 13 Jun 2020 08:17:05 +0000

What is TTL (Time to live) in HBase?

What is the lower bound of versions in HBase?

Sat, 13 Jun 2020 08:16:28 +0000

What is the lower bound of versions in HBase?

What is the role of the class HColumnDescriptor in HBase?

Sat, 13 Jun 2020 08:16:04 +0000

What is the role of the class HColumnDescriptor in HBase?

What is a cell in HBase?

Sat, 13 Jun 2020 08:15:29 +0000

What is a cell in HBase?

What is the difference between the commands delete column and delete family in HBase?

Sat, 13 Jun 2020 08:14:58 +0000

What is the difference between the commands delete column and delete familyin HBase?

What are the different compaction types in HBase?

Sat, 13 Jun 2020 08:14:18 +0000

What are the different compaction types in HBase?

What is compaction in HBase?

Sat, 13 Jun 2020 08:13:54 +0000

What is compaction in HBase?

What are the step in writing something into Hbase by a client in HBase?

Wed, 10 Jun 2020 14:39:16 +0000

What are the step in writing something into Hbase by a clientin HBase?

Is Hbase a scale out or scale up process in HBase?

Wed, 10 Jun 2020 14:38:36 +0000

Is Hbase a scale out or scale up processin HBase?

What are catalog tables in HBase?

Wed, 10 Jun 2020 14:37:53 +0000

What are catalog tables in HBase?

Name three disadvantages Hbase has as compared to RDBMSin HBase?

Wed, 10 Jun 2020 14:37:06 +0000

Name three disadvantages Hbase has as compared to RDBMSin HBase?

What are the different types of filters used in HBase?

Wed, 10 Jun 2020 14:36:29 +0000

What are the different types of filters used in HBase?

What does the following table do in HBase?

Wed, 10 Jun 2020 14:35:54 +0000

What does the following table do in HBase?

Give a command to check if a table is disabled in HBase

Wed, 10 Jun 2020 14:21:57 +0000

Give a command to check if a table is disabled.

When do we need to disable a table in HBase?

Wed, 10 Jun 2020 14:21:26 +0000

When do we need to disable a table in HBase?

What is the role of Zookeeper in HBase?

Wed, 10 Jun 2020 14:20:46 +0000

What is the role of Zookeeper in HBase?

What is the role of Master server in HBase?

Wed, 10 Jun 2020 14:20:07 +0000

What is the role of Master server in HBase?

How to connect to Hbase?

Wed, 10 Jun 2020 14:19:28 +0000

How to connect to Hbase?