Why HDFS stores data using commodity hardware despite the higher chance of failures in hadoop?

35

How are sparks created?

295

what is the difference between order by and sort by in Hive?

712

What is the major difference between local and remote meta-store?

915

What is spark deploy mode?

313

Where is the Mapper Output intermediate kay-value data stored ?

1360

Where is spark used?

369

Mention what needs to be taken care while adding a column?

71

How to set property in apache tajo?

5

How to specify more than one directory as input in the Hadoop MapReduce Program?

726

After the Map phase finishes, the Hadoop framework does 'Partitioning, Shuffle and sort'. Explain what happens in this phase?

482

What are the window functions provided by apache tajo?

5

Mention what job does the conf class do?

431

What are consumers in kafka?

543

What is spark driver application?

271