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Explain I command in QBE ?
I : It is the command in QBE that is used to insert tuple (s) into the database
What is meant by mean time to failure? The mean time to failure is the amount of time that the system could run continuously without failure.
Consider the subsequent relation Professor (Pfcode, dept, head, time) It is assumed that (i) A professor can work in much more than one
Let us now make the E-R diagram for the student database as per the explanation given in the previous section. We can also states the overall logical structure of a database usi
What are the benefits of document scanning? Document scanning, in addition to being cost-efficient, also enhances productivity. This service enhances security as you set the pa
The insertion of a tuple in the aim of reference does not cause any destruction. Though, insertion of a tuple in the relation in which, we has the foreign key, for instance, in ASS
Have database built but having problems with some questions that go with the database
limitations and benefits in database tecknowlagy
Question: (a) What is ODBC and what is its function? (b) What is Web application server, and how does it work from a database perspective? (c) What does e-commerce mean
I have a small project that contains 3 deliverable s. I have done the first one and I would like you to help me with second one
Define query optimization. Query optimization refers to the process of search the lowest -cost method of evaluating a given query.
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