Answer / Kazim Raza

"Facebook uses Hadoop as a data storage platform for managing petabytes of data. It utilizes Hive to perform SQL-like queries on large datasets, making it easier to analyze the data. Additionally, Facebook employs HBase for real-time data processing, handling large amounts of read/write requests with high availability and low latency."n

What is Clustring in Hive?

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When you point a partition of a hive table to a new directory, what happens to the data?

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What is Bucketing and Clustering in Hive?

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Can we run unix shell commands from the hive? Give example?

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Explain about Hive Buckets with Example ?

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Does the archiving of hive tables give any space saving in hdfs?

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What are the Binary Storage formats supported in Hive?

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Explain about the smb join in hive?

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Is it possible to use the same metastore by multiple users, in case of the embedded hive?

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What do you mean by schema on read?

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What is ObjectInspector functionality?

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How to change the column data type in hive? Explain rlike in hive.

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