In my opinion, one of the trends for Business Intelligence in 2009 (and the years to come) will be the integration of externally available data (data not found within the organisation itself, e.g. data in magazines, the web, libraries etc.) into the data warehouse and into an organisation’s business processes. Using BI to monitor the external environment that an organisation ...
Get it from Amazon.com Get it from Amazon.co.uk In the first two chapters the authors develop their core argument. BI projects are only successful when they have a positive impact on the bottom line of an organisation. BI so the central and simple theme of the authors, needs to give an organisation competitive advantage by either increasing its profits or ...
Once you have gone beyond the implementation of more than one data mart for your Enterprise Data Warehouse project in Oracle Warehouse Builder, it becomes harder and harder to find a particular object for editing amongst the hundreds or thousands of objects. OWB Collections come to the rescue. They allow you to logically organise your project into virtual folders by ...
Scenarios Objective of the Streams Performance Test was to identify risks and bottlenecks for CDC and Streams. The following items were of particular interest to us: Identify bottlenecks for batch jobs with a low commit frequency, i.e. transactions that modify large numbers of records without committing frequently. We needed to know this because we have low commit frequency batch jobs ...
The following steps need to be taken to be able to delete archived redo logs that are no longer required by the CDC capture process: 1. Determine the new first_scn for your capture process
FROM DBA_CAPTURE cap, CHANGE_SETS cset
WHERE cap.CAPTURE_NAME = cset.CAPTURE_NAME
As per Oracle documentation: This query "determines a new first_scn value that is greater than the original first_scn value and less than or equal to ...