- Big Data Adoption and Planning Considerations
- Feb 8, 2016
- Big Data adoption can enable the sort of innovation that fundamentally alters the structure of a business, either in its products, services or organization. However, innovation management requires care: too many controlling forces can stifle the initiative and dampen the results, and too little oversight can turn a best intentioned project into a science experiment that never delivers promised results. It is against this backdrop that this chapter from Big Data Fundamentals: Concepts, Drivers & Techniques addresses Big Data adoption and planning considerations.
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- Getting Started with Data Science: Hypothetically Speaking
- Feb 2, 2016
- This chapter from Getting Started with Data Science: Making Sense of Data with Analytics introduces the basic concepts of random numbers and probability distributions. It provides a formal introduction of Normal and t-distributions, which are commonly used for statistical models. Finally, it explores hypothesis testing for the comparison of means and correlations.
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- SQL in PL/SQL
- Mar 4, 2015
- In this chapter from Oracle PL/SQL by Example, 5th Edition, learn how to make use of variables and the various ways to populate variables. This chapter also covers transactional control in PL/SQL by explaining what it means to commit data as well as how SAVEPOINTs are used.
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- NoSQL Databases: An Overview
- Dec 11, 2014
- Pramod Sadalage provides an overview of NoSQL databases, explaining what NoSQL is, types of NoSQL databases, and why and how to choose a NoSQL database.
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- Big Data Scalability: Why Your Database Is Slow, and When You Should Start Scaling
- Nov 12, 2014
- Constant increases in the volume of Big Data worldwide have begun to overwhelm the database management systems on which we all rely. We need a comprehensive method for managing this overflow. Database expert Cory Isaacson, CEO/CTO of CodeFutures and author of Understanding Big Data Scalability, discusses how scaling can help to keep your databases from being overwhelmed, how you'll know when you should start scaling, and the best way to make it happen.
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- Introduction to Understanding Big Data Scalability
- Aug 18, 2014
- This introduction describes the goals of the Big Data Scalability four-volume series, focusing on the underlying growth of databases (the "data explosion") and providing some background into big data's relevance.
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- Introduction to Polyglot Persistence: Using Different Data Storage Technologies for Varying Data Storage Needs
- Sep 5, 2012
- Different databases are designed to solve different problems. Using a single database engine for all of the requirements usually leads to non- performant solutions. In this chapter, the authors introduce the term polyglot persistence to describe using different data storage technologies to handle varying data storage needs.
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- Oracle SQL: The Basics
- Aug 25, 2009
- In this chapter you will learn the basics of the SQL language and use SQL Developer and SQL*Plus.
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- Enterprise Application Architecture: Mapping to Relational Databases
- Jan 24, 2003
- The role of the data source layer is to communicate with the various pieces of infrastructure that an application needs to do its job. Learn how to talk to a database—which means a relational database for the majority of systems built today.
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