What are the different data warehouse tasks?
Available tasks of data warehouse can be divided into three primary categories: architecture, implementation and maintenance. The data warehouse is a storage of data from a wide range of various computer systems. The skills needed for all data warehouse tasks include advanced computer skills, statistics, data manipulation and communication. In recent years, the tasks of warehouse data have seen a significant increase in demand in recent years and it is assumed that in the foreseeable future it will continue to grow at an above -average rate. Postsecondary education in computer science, information technology (IT), statistics, advanced mathematics or related areas is often a minimal requirement. This background is necessary for the complexity of the software and decisions required in the data storage task. For the purpose of qualifying for the sole roles, most employers expect candidates to have a title at the level of statistics or computer science. Must have professional skills with Data Warehouse software and familiarization with the hardware needed toSupport of large data files. The data architect must be able to create documentation for all other employees to explain the structure of the database and the relationship of different tables.
Data warehouse tasks surrounding the implementation of the new system are usually found through counseling agencies or service companies. These positions are usually well compensated, but require a significant level of knowledge and skills. The tasks involved in this type of work include meeting with clients, creating the scope and plan of the project and selecting suitable software and hardware needed to support the needs of the company.
As soon as the software is installed, it must be configured to meet business requirements. The consultant is often obliged to provide training to employees about the use and configuration of software to use it effectively. In many cases, the consultant must return in six to eight monthsců to provide additional support and modifications to the system. This is common because business users develop a better understanding of how the system works, their needs and requirements usually change.
ongoing maintenance creates full -time warehouse stores in all companies that use this type of system. The data warehouse must be constantly updated with new data to write new questions and to improve existing procedures. This type of software is often implemented as a pilot project to test concept and application within the organization. After successful completion, the scope of the project can be expanded to other areas of operation.