ETL Extraction Transformation Loading ETL Overview Extraction Transformation Loading – ETL To get data out of the source and load it into the data warehouse – simply a process of copying data from one database or source to another destination. Data is extracted from an OLTP database, transformed to […]
What is a data warehouse? A data warehouse is a repository of an organization’s electronically stored data. Data warehouses are designed to facilitate reporting and analysis. Dash board Datamart A data mart is a subset of an organizational data store, usually oriented to a specific purpose or major data subject, which may be distributed […]
One way to identify the aspects of web testing that you need to address is to perform a self-assessment. Self-assessments are easy to perform, but they are very subjective. The purpose of this assessment is to point you to the initial areas of testing focus that will give you the most benefit. The Process Step […]
The ability of a software development organisation to develop software that consistently meets the real requirements of a customer and doing so on time and within the budget is generally recognized to be fairly low across the industry. As the software projects continue to increase in size and importance, this inability greatly increases the risk […]