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Data Independence
This brings us to our next topic: data independence. It is the property of the database which tries to make sure that if we make any change in any level of schema of the database, the schema instantly above it would need minimal or no need of change.
1. Which model is used to store data in tree structures Ans: Hierarchical model is used to store data in tree structures
The ABC Bank authority now wants to create a database for their customers. So you are requested to modify your program of Assignment A3 as follows. The main program first displa
What are the two types of serializability? The two types of serializability is a) Conflict serializability b) View serializability
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What are the requirements to ensure the objectives of file management principle is realized?
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Project Description: I am updating my Javascript + HTML website with five domains for the same website I would like to know if I want to create site map and submit it in all the
10A.53 Code an Oracle Database trigger to enforce the constraint that an employee can never change his or her department. 10A.54 Code an Oracle Database trigger to allow the
explain in detail about crash recovery
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