November 2018
Beginner to intermediate
260 pages
6h 12m
English
Content preview from Apache Ignite Quick Start Guide
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Streaming and Complex Event Processing
Before we look at streaming and complex event processing, let's explore the concept of OLTP and OLAP databases. OLTP stands for Online Transaction Processing. OLTP supports online transactional operations such as insert, update, and delete, and stores data in normalized form. Normalization is cleaner easier to maintain and changes as it minimizes the data duplication—for example you may store student name and student address in to tables. If you need to update the address or add two addresses for a student, you can do it efficiently without touching the student table. But to query a student's details, one needs to join the student and address tables.
OLAP stands for Online Analytical Processing. It processes ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.