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Download e-book for kindle: High-Performance Web Databases: Design, Development, and by Sanjiv Purba

By Sanjiv Purba

ISBN-10: 0849308828

ISBN-13: 9780849308826

As Web-based structures and e-commerce hold companies into the twenty first century, databases have gotten workhorses that shoulder each on-line transaction. For firms to have potent 24/7 net operations, they want powerhouse databases that bring at height performance-all the time. excessive functionality net Databases: layout, improvement, and Deployment hands you with each crucial procedure from layout and modeling to complicated subject matters similar to information conversion, functionality tuning, net entry and interfacing legacy structures, and protection

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Extra resources for High-Performance Web Databases: Design, Development, and Deployment

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That information includes definitions, owners, locations, current status, and what method is used to access it. The information in the directory is accessible at different levels (or views) depending on the user’s orientation. For example, an IS developer may wish to access data at the table or database level, whereas a knowledge worker or data owner may wish to access information at the function, process, or application level. The business information directory identifies data from the business perspective through data models, catalogs, directories, and dictionaries.

Monitoring. This monitors user access to data. CONTROL — THE RULES The control component of EDM contains the rules to manage the data store and access to that data. The control component contains the rules to 39 AU0882-Frame-C03 Page 40 Saturday, August 12, 2000 8:12 AM DATABASE PLANNING AND GETTING STARTED propagate data among the warehouses and to ensure that the data is accessible only to those who are authorized to view, modify, or obtain that data. Four major subcomponents are defined within control: data control, process control, user control, and standards.

Conversely, EDM provides: • Consistency of data names and definitions. It ensures that a common element is available for all applications and end users. • Enhanced data integrity and currency. This ensures consistency in accessing a single data element or field. • More timely data delivery. This ensures the downloading of this common element is provided as part of EDM to the application or end user. • Improved quality of information available to the business. This ensures consistency in meaning, updates, delivery, and contents of data.

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High-Performance Web Databases: Design, Development, and Deployment by Sanjiv Purba

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