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What is the max. no. Of structures that can be included in a table or structure.
Nine.
What is known as clustering file organization? In the clustering file organization, records of several dissimilar relations are stored in the similar file.
what are the topics in data management
QUESTION (a)(i) Define the term database. (ii) How is it different from a database management system? (b) What is the difference between an entity and an attribute? (c
Increased parallelism : Since the replicated date has several copies a query can be distributed or can be answered from the smallest loaded site. Also, with more replicas you have
What is a hashing function? What are the properties of a good hashing function? Describe the folding technique for hashing functions. Ans: Hashing function is a method
Benefits: It limits data access. It makes difficult queries look easy. It permits data independence. It presents dissimilar views of the similar data.
what is meant semantic query optimization? how does it differ from other query optimization techniques?
Differance between Open addressing and chaining for collision resolution ? In open addressing , proceeding from the occupied position specified by hash address the program che
Which database object does not physically exist? A view database object does not physically exist.
in case of functional dependencies how we get the higher normal form.
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