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Failure Controlling Methods:Failures can be handled using different recovery methods that are talk about later in the unit. But the first question is doing we really require recovery techniques as a failure control mechanism? The recovery methods are somewhat expensive both in terms of memory space and in time for small systems. In such a case it is more useful to better avoid the failure by some checks instead of deploying recovery method to make database consistent. Also, recovery from failure includes manpower that can be used in some other productive work if failure can be avoided. It is, thus, main to find out some general precautions that help in controlling failure. Some of these precautions might be:
Though, it may be noted that if the database system is significant it must use a DBMS that is suitably equipped with recovery measures.
Explain the Fundamental concepts of object-orientation Software developers, data base administrators (DBAs) need to be familiar with fundamental concepts of object-orientation.
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Define instance and schema? Instance: Collection of data stored in the data base at a certain moment is Schema: The overall design of the data base is known as the data base
I need some help with my normalization database homework.
Q. With the help of a suitable diagram gives module wise explanation of system architecture of DBMS. Sol. A Database management is a collection of interrelated data and col
1) Define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a pict
Project Description: We have purchased facebook style chat software which we are using with our site. It is prepared in PHP but the rest of the site is developed asp.net. Iss
Conversion of entity sets: I) For every strong entity type E in the ER diagram, we make a relation R containing all the easy attributes of E. The relation R pri
What are shortcomings in structured approach? Structured methodology treats data and their behaviours separately, and this makes it harder to isolate changes. If changes are re
Forward Recovery (Redo): In this system the committed changes made by a transaction are reapplied to a previous copy of the database. In simpler
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