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Question:
One of the tasks a database management system must perform is to ensure that the data is still intact in the face of software and hardware failure. This task is known as recovery.
(a) Describe the three basic steps involved in recovery.
(b) Describe the three types of failure in a database system. Support your answer with appropriate example.
(c) Explain in details how you would recover from all the three types of the failure described above.
what is natural join?
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This assignment is worth 45% of your final grade for this module. Marks will be awarded as follows: Prototypes (wireframe and web based prototype) You are expected
Use again the GE Flight Quest Data and build on the work done for homework 1 and 2. The goal is to create a classification model which classifies flights into "on-time" (you can de
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What is trigger? Triggers are statements that are executed automatically by the system as the side effect of a modification to the database.
Have a look around the site, and at some of the sites they have featured. These are all examples of bad design, and also offer an explanation about why they fall into this category
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