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BI & Warehousing

Data Lake vs. Data Warehouse

Dylan's BI Notes - Sun, 2015-10-04 17:18
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. Data Warehouse – “Traditional” way of collecting data from various sources for reporting.  The data are consolidated […]
Categories: BI & Warehousing

Use DMZ to access BI from outside firewall

Dylan's BI Notes - Fri, 2015-10-02 13:12
DMZ is a technology that allows you to configure your network to be accessible outside firewall. Some of users may want to access some of corporate reports from mobile or from their personal computers. While VPN and Citrix may be useful for these cases, DMZ can provide another option. A good article – OBIEE Security […]
Categories: BI & Warehousing

Data Mining Scoring Development Process

Dylan Wan - Thu, 2015-04-02 23:39

I think that the process of building a data mining scoring engine is similar to develop an application.


We have the requirement analysis, functional design, technical design, coding, testing, deployment, etc. phases.



Categories: BI & Warehousing