Overview Although it’s been around for quite a while, Single Sign-On or SSO has just started gaining widespread adoption. But it’s spreading real fast. In fact, if you surf the Web everyday, I bet you’ve seen many websites inviting you to login using one of these … Never tried clicking any of those buttons?… Read More »
Data hubs are an important component in information architecture. However, they are rather diverse, and this diversity often means that the term “hub” means quite different things to different people. It also means that a definition of “data hub” is inevitably going to be rather generic. The following definition is used here: A data hub… Read More »
To a lot of people, the term data integration architecture sounds like an oxymoron. That’s because they don’t think that data integration has its own architecture. For example, a few data warehouse professionals cling to practices of the 1990s, when data integration was subsumed into the larger data warehouse architecture. Today, many data integration specialists… Read More »
Open source software has become a fundamental building block for some of the biggest websites. And as those websites have grown, best practices and guiding principles around their architectures have emerged. This chapter seeks to cover some of the key issues to consider when designing large websites, as well as some of the building blocks… Read More »
If you started out building a dating site and instead ended up building a video sharing site (YouTube) that handles 4 billion views a day, then it’s just possible you learned something along the way. And indeed, Mike Solomon, one of the original engineers at YouTube, did learn a lot and he has given a… Read More »
YouTube grew incredibly fast, to over 100 million video views per day, with only a handful of people responsible for scaling the site. How did they manage to deliver all that video to all those users? And how have they evolved since being acquired by Google? Information Sources Google Video Platform Apache Python Linux (SuSe)… Read More »
Yesterday’s Data is No Longer Sufficient Use of an online data warehouse solves a strategic need of the enterprise because it manipulates massive amounts of data via data mining to derive new information and knowledge of an enterprise’s operations. However, online data warehousing has little tactical value since the data in it is generally quite… Read More »
Operational business intelligence (OBI) systems provide an intermediate step toward satisfying the strategic needs that data warehouses address as well as the tactical decision-making that enterprise application integration (EAI) addresses. An OBI system provides an event database that is frequently updated. As an historical database, the event log summarizes and satisfies strategic requirements. With frequent… Read More »
What is an Operational Data Store? In the early 2000s, the Gartner Group coined the term zero latency enterprise (ZLE). In its words, ZLE was “the instantaneous awareness and appropriate response to events across an entire enterprise.” This response was later renamed the real-time enterprise (RTE). Figure 1 — The Operational Data Store HPE was… Read More »
It is the holiday season again. The season with the highest number of consumers shopping via web, mobile, physical, and other channels. In this 4-part blog series, we will explore what more can retailers do to enrich the experience of their customers. No doubt that retailers continuously strive for innovative solutions that can enrich customer… Read More »