Tags » EDW

Analytics 3.0

Many observers believe, including Thomas Davenport in article “Analytics 3.0”, that business world has already been through two Analytics stages: Analytics 1.0 and Analytics 2.0. Mr Davenport explains that companies able to embrace the third phase – Analytics 3.0 – will gain a decisive advantage over their competitors. 315 more words


Data Lake vs. Data Warehouse

These are different concepts.

Data Lake – Collect data from various sources in a central place.  The data are stored in the original form.  Big data technologies are used and thus the typical data storage is Hadoop HDFS. 136 more words

Data Warehouse

Hadoop and Company Financial Performance

I have posted several times about the impact of the Hadoop eco-system on a several companies (here, here, here, for example). The topic cam up in a tweet thread a few weeks back… which prompts this quick note. 391 more words

Data Warehouse

Data Warehouse: Classic Use Cases for Hadoop in DW

Enterprise Data Warehousing (EDW) has been a mainstay of many major corporations for the last 20 years. However, with the tremendous growth of data (doubling every two years), the enterprise data warehouses are exceeding their capacity too quickly. 323 more words


Interesting SQL - 1

Resolve the scenario & find answer.

There are two tables table1 and table 2 with column col1:

Table1 : Col1 123 123 123 123 Table2 : Col1… 50 more words

A New Way of Thinking About EDW Federation

There is a new way to think about data warehouse architecture. The Gartner Group calls it a logical data warehouse and it uses database federation to dynamically integrate a universe of data warehouses, operational data stores, and data marts into a single, united, structure. 573 more words

Data Warehouse


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