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Hive useful commands

Regularly used common commands: DESCRIPTION COMMAND Autocomplete hive> Press Tab key Display all 436 possibilities? (y or n)If you enter y, you’ll get a long list of all the keywords Navigation Keystrokes Use the up arrow and down arrow keys to scroll through previous commandsCtrl+A goes to the beginning of ...
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Sqoop Incremental Import | MySQL to Hive

Sqoop automates most of this process, relying on the database to describe the schema for the data to be imported. Sqoop uses MapReduce to import and export the data, which provides parallel operation as well as fault tolerance. Here we will see how to create Sqoop Incremental Import process We will ...
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Create Table in Hive

What Is Hive Hive is a data warehousing infrastructure based on Hadoop. Hadoop provides massive scale out and fault tolerance capabilities for data storage and processing (using the map-reduce programming paradigm) on commodity hardware. Hive is designed to enable easy data summarization, ad-hoc querying and analysis of large volumes of ...
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Apache Pig

Apache Pig is a framework for analyzing datasets that consists of a high-level scripting language (called Pig Latin), and infrastructure for compiling these scripts into a graph of Map Reduce jobs. Pig Latin is designed specifically for parallel data manipulation, is pretty easy to learn, and is extensible through a ...
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