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Query Building for Beginning Users of SQL Server Management
Query Building for Beginning Users of SQL Server Management

... The Windows Authentication option uses the user account under which you are currently logged into Windows. To use this method, you must be logged into the domain with an account that has permission to access the database. Domain admins automatically have permission, but other accounts need to have ...
Inference Problems in Multilevel Secure Database
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... Suppose an unclassified user wants to insert the tuple (Wombat, Norfolk, Nuclear). If we choose to preserve key integrity, we must either delete the secret tuple or reject this insertion. We have an integrity problem if we delete the secret tuple (since it is possible that the entry “Norfolk” in th ...
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... As a result, custom data formats can easily be interpreted and queried from. Each dependent task is only executed if all of its prerequisites have been executed. A map/reduce task first serializes its part of the plan into a plan.xml file. This file is then added to the job cache for the task and in ...
Oracle 11g Dataguard Enhancements - oracle-info
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Entity–attribute–value model

Entity–attribute–value model (EAV) is a data model to describe entities where the number of attributes (properties, parameters) that can be used to describe them is potentially vast, but the number that will actually apply to a given entity is relatively modest. In mathematics, this model is known as a sparse matrix. EAV is also known as object–attribute–value model, vertical database model and open schema.
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