Behind every good application is a good database. In order for an application to be successful you must eat a well designed database that backs it up. An application without a database is akin to a marathon runner without his legs; the marathon can be run tho the performance will be diminished. My friendship understood this concept when designing its billing system. When a fellowship the size of my company undertakes a task much(prenominal) as its billing system there is no room for error. mission inaccuracies and unreliable data can not only toll the company money in lost revenue but also lose its customer base. There is not anything a customer hates more than an incorrect bill. My company currently has 53.1 cardinal customers that all are housed in an Oracle database. This database uses an application called ACSS to entrée the information and provides the interface for employees to make changes to the billing system. Maintenance is always a concern when a database of this size is in holding because downtime for the system is simply not acceptable.
A database is defined as a collection of information organized in such a way that a computer program can chop-chop select desired pieces of data (Webopedia, 2006). A database normally consists of ternion components, a field, a record, and a file.
The field is a hit piece of information, such as a first take in or telephone number. For My company this consists of many fields with such information as full name, address, social security information, consider status, number of cell phones, calling plan, call usage, the amount of the polish bill, etc. All of these fields make up a record. A record is the collection of all the fields that consume the relevant information on a particular person. Of course my...
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