Search icon CANCEL
Arrow left icon
Explore Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Conferences
Free Learning
Arrow right icon
Arrow up icon
GO TO TOP
Learning Hadoop 2

You're reading from   Learning Hadoop 2 Design and implement data processing, lifecycle management, and analytic workflows with the cutting-edge toolbox of Hadoop 2

Arrow left icon
Product type Paperback
Published in Feb 2015
Publisher Packt
ISBN-13 9781783285518
Length 382 pages
Edition 1st Edition
Tools
Arrow right icon
Toc

Table of Contents (13) Chapters Close

Preface 1. Introduction 2. Storage FREE CHAPTER 3. Processing – MapReduce and Beyond 4. Real-time Computation with Samza 5. Iterative Computation with Spark 6. Data Analysis with Apache Pig 7. Hadoop and SQL 8. Data Lifecycle Management 9. Making Development Easier 10. Running a Hadoop Cluster 11. Where to Go Next Index

Programmatic interfaces


In addition to the hive and beeline command-line tools, it is possible to submit HiveQL queries to the system via the JDBC and Thrift programmatic interfaces. Support for ODBC was bundled in older versions of Hive, but as of Hive 0.12, it needs to be built from scratch. More information on this process can be found at https://cwiki.apache.org/confluence/display/Hive/HiveODBC.

JDBC

A Hive client written using JDBC APIs looks exactly the same as a client program written for other database systems (for example MySQL). The following is a sample Hive client program using JDBC APIs. The source code for this example can be found at https://github.com/learninghadoop2/book-examples/blob/master/ch7/clients/com/learninghadoop2/hive/client/HiveJdbcClient.java.

public class HiveJdbcClient {
     private static String driverName = " org.apache.hive.jdbc.HiveDriver";
     
     // connection string
     public static String URL = "jdbc:hive2://localhost:10000";

     // Show all tables...
lock icon The rest of the chapter is locked
Register for a free Packt account to unlock a world of extra content!
A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.
Unlock this book and the full library FREE for 7 days
Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of
Renews at €18.99/month. Cancel anytime