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Introduction to Apache Hive

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4.51
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Beginner

Level

6.0 Hrs

Learning hours

10.8K+
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Skills you’ll Learn

Hive basics
Hive querying
Hive data upload
Hive simple operations

About this Free Certificate Course

This is an introductory course on one of the most used tools in big data - Apache Hive, an ETL(Extraction, Transformation, and Loading) tool, and data warehouse infrastructure software that can create interaction between users and Hadoop Distributed File System (HDFS). The course starts with the introduction to Hive before progressing to the following topics, which utilize a hands-on approach to explain. You will learn internal and external table structures, reading data from different formats into Hive structure. With the help of an easy and intuitive explanation, you will get a good grasp of how to load data into Hive, querying techniques, and generate views in Hive tables.

One of the best e-learning institutes in India, Great Lakes Executive Learning, offers you a world-class Post-Graduate Program in the Cloud Computing domain. Register yourself in India’s #1 ranked cloud computing course and, after completing the program, secure a Postgraduate Certificate in the Cloud Computing field from Great Lakes Executive Learning. Our faculty and mentors team comprises leading academicians in Cloud Computing and various experienced industry professionals from top-notch organizations.

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Course Outline

Introduction to Hive
Hive Demo - Basics and Internal Table

The internal table gets created by default in a specific location in Apache Hive when the user does not specify it as external, with the path similar to /user/hive/warehouse directory of HDFS.

Hive Demo - External table
Hive Demo - Loading Different File Formats

Text files, SequenceFile, RCFile, Avro files. ORC files, Parquet, Custom INPUT FORMAT, and OUTPUT FORMAT are the different file formats supported by Apache Hive.

Hive Demo - Load Data Into Hive Table

Start Hadoop Daemon, launch hive terminal hive, write commands and insert query. You will then be able to load data into hive tables.  

Hive Demo - Query Operations on Hive Table

Hive queries are performed using SELECT statements. This section will demonstrate how to query on the Hive table. 

Hive Demo - Querying Complex Structures from a Table

SHOW SCHEMA, SHOW TABLES, and USE are the most commonly used queries/commands in Apache Hive. You will understand working with it better with examples in this section.

Views in Hive

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Introduction to Apache Hive in Big Data
Learning Apache Hive enhanced my understanding of data warehousing, SQL-like querying, and performance optimization. Engaging with real-world use cases and hands-on experience improved my big data analytics skills significantly.

Introduction to Apache Hive

6.0 Learning Hours . Beginner

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Frequently Asked Questions

What is Apache Hive used for?

Apache Hive is used for reading, writing, and managing large data set files stored directly in HDFS or any other data storage systems such as Apache HBase. 

 

Is Apache Hive a database?

Apache Hive is an open-source data warehouse software. 

 

Who uses Apache Hive?

Data Analysts, Researchers, and Programmers use Apache Hive to read, write, and manage large data sets.

 

Can hive run without Hadoop?

No, Hive needs Hadoop for its functioning. 

 

What is the difference between Hadoop and Hive?

Hadoop is a framework or software for storing, processing and managing huge data sets. On the other hand, Hive is an SQL based tool that processes data by building over Hadoop.

 

Why do we need hive in Hadoop?

Hive builds over Hadoop to process large data sets.

 

What is the difference between Hive and spark?

Hive comes under a distributed database, and Spark is a framework for data analytics. Both these are different products serving different purposes.

Is spark SQL faster than Hive?

SparkSQL is very slow as compared with Hive-based systems and does not scale in concurrent environments. 

 

Will I get a certificate after completing this Apache Hive free course?

Yes, you will get a certificate of completion for Apache Hive after completing all the modules and cracking the assessment. The assessment tests your knowledge of the subject and badges your skills.

How much does this Apache Hive course cost?

It is an entirely free course from Great Learning Academy. Anyone interested in learning the basics of Apache Hive can get started with this course.

Is there any limit on how many times I can take this free course?

Once you enroll in the Apache Hive course, you have lifetime access to it. So, you can log in anytime and learn it for free online.

Can I sign up for multiple courses from Great Learning Academy at the same time?

Yes, you can enroll in as many courses as you want from Great Learning Academy. There is no limit to the number of courses you can enroll in at once, but since the courses offered by Great Learning Academy are free, we suggest you learn one by one to get the best out of the subject.

Why choose Great Learning Academy for this free Apache Hive course?

Great Learning Academy provides this Apache Hive course for free online. The course is self-paced and helps you understand various topics that fall under the subject with solved problems and demonstrated examples. The course is carefully designed, keeping in mind to cater to both beginners and professionals, and is delivered by subject experts. Great Learning is a global ed-tech platform dedicated to developing competent professionals. Great Learning Academy is an initiative by Great Learning that offers in-demand free online courses to help people advance in their jobs. More than 5 million learners from 140 countries have benefited from Great Learning Academy's free online courses with certificates. It is a one-stop place for all of a learner's goals.

What are the steps to enroll in this Apache Hive course?

Enrolling in any of the Great Learning Academy’s courses is just one step process. Sign-up for the course, you are interested in learning through your E-mail ID and start learning them for free online.

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Apache Hive Course

Apache Hive is a data warehousing and SQL-like query language for Apache Hadoop that provides a high-level interface for performing data analysis and manipulation on large datasets stored in Hadoop Distributed File System (HDFS).

The free course on Introduction to Apache Hive is designed to give you a comprehensive overview of Hive and its capabilities. You'll start with the basics, including an introduction to Hive, its architecture, and the various components that make up Hive.

You'll learn about internal tables, including how to create and manage them, and how to load different file formats into Hive, including CSV, JSON, and Parquet. You'll also learn about query operations on Hive tables, including filtering, aggregation, and grouping, as well as how to query complex structures from a table, such as arrays and maps.

One of the main benefits of Hive is its ability to help businesses handle large amounts of data and make data-driven decisions. With Hive, you can easily analyze large datasets, gain insights into your data, and make informed decisions based on your data analysis. Whether you're a data analyst, data scientist, or business analyst, Hive is a powerful tool for helping you make sense of your data and make better decisions.

In conclusion, the free course on Introduction to Apache Hive is an excellent resource for anyone looking to gain a comprehensive understanding of Hive and its capabilities. Whether you're a beginner or an experienced data professional, this course will help you expand your skill set and advance your career in big data processing and analysis.
 

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