Category: Online Training

Feed: Blog – OrientDB. Author: Luca Garulli. If you’re familiar with “the three Vs” of data (volume, variety, and velocity) then you’re also probably aware that all three Vs are increasing exponentially.  There’s more data out there than ever before. There are more types of data out there than ever before. And data is moving at faster speeds than ever before.And we shouldn’t forget the fourth V: value.  Indeed, data is also more valuable than ever before. Last year, The Economist called it the new oil.  With data being so valuable, you need a database capable of handling the massive ... Read More

Feed: OrientDB Distributed Multi-Model Graph Database » Blog. Author: Paolo Puccini. Neo4j vs OrientDB.  Which is the Best Graph Database? Selecting the right graph database to power your application is no easy task. Competitors such as Neo4j* offer pricey licensing models with a limited array of features for their Community Editions.  Join us in our free “Neo4j vs OrientDB” webinar and learn how OrientDB, a 2nd generation multi-model database, provides a feature-rich open source offer as well as a robust set of Enterprise tools. Power your application with OrientDB and make the most of its native Graph & Document capabilities! During this webinar ... Read More

Feed: IDERA Community Blog; Author: Zoe Bell; SEATTLE--(BUSINESS WIRE)--IDERA, (a division of Idera, Inc.), a provider of powerful database productivity tools, today announced an SQL Server performance presentation and the 2018 members of its Advisors and Community Educators (ACE) program at the annual PASS Summit 2017, the world’s largest gathering of SQL Server professionals. At IDERA’s PASS Summit booth (#112), the company will feature the following tools: SQL Diagnostic Manager - helps database administrators (DBAs) easily monitor and view the performance of their physical and virtual server environments. ER/Studio 17 - includes significant enhancements to ER/Studio Business Architect for business process modeling ... Read More

Feed: Hadoop – Cloudera Engineering Blog. Author: Justin Kestelyn. I’ve always held a strong bias that education is most effective when the student learns by doing. As a developer of technical curricula, my goal is to have training participants engage with real and relevant problems as much as possible through hands-on exercises. The high rate at which Apache Hadoop is changing, both as a technology and as an ecosystem, makes developing Cloudera training courses not only demanding but also seriously fun and rewarding. I recently undertook the challenge of upgrading the Cloudera Administrator Training for Apache Hadoop. I more than ... Read More

Feed: Percona Database Performance Blog. Author: Emily Ikuta. Join Percona’s Senior Architect, Matthew Boehm, as he presents Indexes – What You Need to Know to Get the Most Out of Them on Wednesday, July 5, 2017 at 8:00 am PDT / 11:00 am EDT (UTC-7). Proper indexing is key to database performance. Find out how MySQL uses indexes for query execution, and then how to come up with an optimal index strategy. In this session, you’ll also learn how to know when you need an index, and also how to get rid of indexes that you don’t need to speed up queries ... Read More

Feed: Percona Database Performance Blog. Author: Yves Trudeau. In this blog, we’ll look at different MySQL high availability options. The dynamic MySQL ecosystem is rapidly evolving many technologies built around MySQL. This is especially true for the technologies involved with the high availability (HA) aspects of MySQL. When I joined Percona back in 2009, some of these HA technologies were very popular – but have since been almost forgotten. During the same interval, new technologies have emerged. In order to give some perspective to the reader, and hopefully help to make better choices, I’ll review the MySQL HA landscape as ... Read More

Feed: Featured Blog Posts - Data Science Central. Author: Emmanuelle Rieuf. Jupyter notebook content for my OReilly book, the Python Data Science Handbook. This repository contains the full listing of IPython notebooks used to create the book, including all text and code. The code was written and tested with Python 3.5, though most (but not all) snippets will work correctly in Python 2.7. See also the free companion project, A Whirlwind Tour of Python: a fast-paced introduction to the Python language aimed at researchers and scientists. Table of Contents Preface 1. IPython: Beyond Normal Python Help and Documentation in IPython Keyboard Shortcuts ... Read More

Feed: Planet big data. Author: Guest Blogger. by Lixun Zhang (Data Scientist), Ye Xing (Senior Data Scientist) and Tao Wu (Principal Data Scientist Manager), all at Microsoft Editor's Note: To learn more about migrating from SAS to R, there will be a live webinar presented by Lixun and Ye tomorrow (Tuesday, November 15). Register to attend the webinar here. R has been gaining in popularity among data professionals in recent years in industries such as financial services, as shown for example in this survey from executive search firm Burtch Works. In this blog post we share some key considerations in migrating ... Read More

Feed: AWS Big Data Blog. This is a guest post by Laxmikanth Malladi, Chief Architect at NorthBay. NorthBay is an AWS Advanced Consulting Partner and an AWS Big Data Competency Partner "Pay-for-performance" in healthcare pays providers more to keep the people under their care healthier. This is a departure from fee-for-service where payments are for each service used. Pay-for-performance arrangements provide financial incentives to hospitals, physicians, and other healthcare providers to carry out improvements and achieve optimal outcomes for patients.   Eliza Corporation, a company that focuses on health engagement management, acts on behalf of healthcare organizations such as ... Read More

Feed: Featured Blog Posts - Data Science Central. Author: William Vorhies. Summary:  Higher education has been a little slow on the uptake to use advanced analytics to improve student success but now with the technology that allows us to marry and analyze structured and unstructured data, including streaming data, a number of successful projects are underway.   Earlier this week I had the pleasure of moderating a webinar focusing on the work of two Pivotal data scientists working with a prestigious mid-west university to use data to predict student success.  It’s a topic that has long interested me as I ... Read More