Hive DDL Commands Create Database Statement A database in Hive is a namespace or a collection of tables. hive> CREATE SCHEMA userdb;…
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hive
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Hive DML Commands To understand the Hive DML commands, let’s see the employee and employee_department table first. LOAD DATA hive> LOAD DATA…
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Hive Join Let’s see two tables Employee and EmployeeDepartment that are going to be joined. Inner joins Select * from employee join…
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Hive Sort By vs Order By Hive sort by and order by commands are used to fetch data in sorted order. The…
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HIVE Partitioning Table partitioning means dividing table into some parts based on values of a particular column like date or country, segregate…
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Hive Commands Hive supports Data definition Language(DDL), Data Manipulation Language(DML) and User defined functions. Hive DDL Commands create database drop database create…
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Apache Hive Installation In this section, we will perform the Hive installation. Pre-requisite Java Installation – Check whether the Java is installed…
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Partitioning in Hive The partitioning in Hive means dividing the table into some parts based on the values of a particular column…
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MapReduce Tutorial MapReduce tutorial provides basic and advanced concepts of MapReduce. Our MapReduce tutorial is designed for beginners and professionals. Our MapReduce…
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Hive – Load Data Once the internal table has been created, the next step is to load the data into it. So,…
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