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encryptionA method for keeping sensitive information confidential by changing data into an unreadable form.
English QueryRefers to a Microsoft application development product that enables users to ask questions in English, rather than in a computer language, such as SQL. For example, you might ask, "How many customers bought products last year?" rather than prepare an equivalent SQL statement.
entityThe main object in an entity-relationship model, which can be deduced by case study examination. Entities represent the things, places, people, concepts, and things involved in a real-world situation, and contain within them properties or attributes that relate to them.
entity decompositionThe breaking down of attributes so that they are made into a more basic form. Entity decomposition needs to be undertaken before applying attributes into the final data model.
execution planThe method in which the query optimizer has chosen to execute a SQL operation.
extent lockA lock covering eight contiguous data or index pages.
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