zooker

Hive DDL Commands Create Database Statement A database in Hive is a namespace or a collection of tables. hive> CREATE SCHEMA userdb;…

Hive DML Commands To understand the Hive DML commands, let’s see the employee and employee_department table first. LOAD DATA hive> LOAD DATA…

Hive Join Let’s see two tables Employee and EmployeeDepartment that are going to be joined. Inner joins Select * from employee join…

Hive Sort By vs Order By Hive sort by and order by commands are used to fetch data in sorted order. The…

HIVE Partitioning Table partitioning means dividing table into some parts based on values of a particular column like date or country, segregate…

Hive Commands Hive supports Data definition Language(DDL), Data Manipulation Language(DML) and User defined functions. Hive DDL Commands create database drop database create…

Apache Hive Installation In this section, we will perform the Hive installation. Pre-requisite Java Installation – Check whether the Java is installed…

What is HIVE Hive is a data warehouse system which is used to analyze structured data. It is built on the top…

What is Sqoop Sqoop is a command-line interface application for transferring data between relational databases and Hadoop. It supports incremental loads of…

What is YARN Yet Another Resource Manager takes programming to the next level beyond Java , and makes it interactive to let…