MySQL and Hadoop integration

Alexander Rubin, mysql and hadoop

July 11, 2013 By Alexander Rubin

Dolphin and Elephant: an Introduction

This post is intended for MySQL DBAs or Sysadmins who need to start usingApache Hadoop and want to integrate those 2 solutions. In this post I will cover some basic information about the Hadoop, focusing on Hive as well as MySQL and Hadoop/Hive integration.

First of all, if you were dealing with MySQL or any other relational database most of your professional life (like I was), Hadoop may look different. Very different. Apparently, Hadoop is the opposite to any relational database. Unlike the database where we have a set of tables and indexes, Hadoop works with a set of text files. And… there are no indexes at all. And yes, this may be shocking, but all scans are sequential (full “table” scans in MySQL terms).

So, when does Hadoop makes sense?

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10 Top Big Data Startups to Watch–Final Rankings

CIO top startups

By Jeff Vance
Tue, July 16, 2013

After more than 4,000 votes were cast, the final Big Data startup rankings are in. Keep in mind that while voting was weighted heavily, it was not the be-all-and-end-all consideration. Other criteria included big-name end users, VC funding, the pedigree of the management team and market positioning.

[Full Descriptions of Top 10 Big Data Startups]

Here are the final rankings, along with why they finished where they did:

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