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what is the relationship between receipt and owner entities in computer sales and service company
What is a hash index? A hash index organizes the search keys, with their associated pointers, into a hash file structure.
what is inverted and multilist structure
Define the categories of SQL Statements? 1) Statements that don't return a result set. This statement class includes INSERT, DELETE, and UPDATE. 2)Statements that return
What do you understand by a view? What does WITH CHECK OPTION clause for a view do? - A view is a virtual table which comprises fields from one or more real tables. - It is
Compare wait-die deadlock prevention scheme with wait-wound scheme Ans: Wait-Die Scheme a) Based upon a nonpreemptive technique. b) If Pi requests a resource present
Scenario: You are a freelance database designer who has just been contacted by a small software development company named Altair Software. The president of the company has asked
(a) Provide the description of the following ODMG schema in the Object Definition Language (ODL). (b) Based on the above object database, write the following queries i
Given the following relations Vehicle (Reg_no, make, colour) Person(eno, name, address) Owner(eno, reg_no) Write expressions in the relational algebra to answer the following
My cut off date is very soon in a Database subject and i dont know how to solve anything in it
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