In SQL queries, aliases are playing very important roles i.e you can change or give new column name in results or you can give a new name for calculated column fields like sum of xyz. Like that you can use it tables or for queries. Lets see in...
Big Data EcoSystem
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BIG DATA
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Big Data ecosystem has various components such as - Services, Storage, Data centers, Databases, Infra-structure & Network, Virtual Machines, Integration, Business Intelligence and analytics. These major components are managed by top MNCs. You can...
What is the history of HBase (Hadoop Database) ?
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BIG DATA,
Hadoop Database,
Interview Questions
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Google published a paper known as BigTable in 2006 and end of the year they Started development of Hbase or Hadoop Database. In 2008 HBase considered as Hadoop sub-project and after that it becomes Apache Top-Level Project in 201...
HBase Interview Questions & Answers
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Interview Questions
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What is the history of HBase?
2006: BigTable paper published by Google
2006: (end of year): HBase development starts.
2008: HBase becomes Hadoop sub-project.
2010: HBase becomes Apache top-level project.
What is Apache HBase?
Apache Hbase...