Q62. Can you explain the difference between HDFS blocks and input splits? A62. A block is a physical representation of data, … Read more ›...
Q62. Can you explain the difference between HDFS blocks and input splits? A62. A block is a physical representation of data, … Read more ›...
Q88. How will you modify a portion of an HDFS file? A88. HDFS is an “append-only” file system. The most common use case of Hadoop data ingestion is to append...
Q92. What are the criteria for choosing storage file formats in Hadoop? A92. Choosing the wrong file formats can significantly increase the query times and storage spaces. … Read more...
More and more organisations are adopting the policy of “Cloud first architecture” where Cloud based storages like AWS S3 plays a major role. A data lake is a storage repository...
Q1. What are the different ways to access files or data stored in HDFS? A1. You can access files or data stored in HDFS in many different ways. … Read...