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Differentiate strict two phase locking protocol and rigorous two phase locking protocol.
In strict two phase locking protocol all exclusive mode locks taken by a transaction is held unless that transaction commits.
Rigorous two phase locking protocol needs that all locks be held until the transaction commits.
Logical Operators Rules of Precedence: Order evaluated Operator 1 All comparison operators 2
random file orgnization
Explain how the object classes are mapped to tables. Each object class maps to one or more than one tables in the database. The objects in the class may be partitioned horizont
Why do you go for sorting your query results? SQL SELECT command to fetch data from MySQL table. Whenever you select rows, the MySQL server is free to return them in any order
Ask qu. Write a XML with database with book details (Book ID, Title, Author, subject, published year, language, vendor, and price).estion #Minimum 100 words accepted#
Package classes and associations into models Programs are made of separate physical units which could be edited, imported, complied or otherwise manipulated. The careful part
What is transaction? Transaction is a unit of program implementation that accesses and possibly updated several data items.
how map binary relation one to one
Consider a database application that deals with an Employee relation with information such as SIN, name, data of birth (DOB), and DID (the ID of the department at which the employe
Question 1 What do you mean by database management system? Question 2 Write a note on Object-Oriented Model Question 3 Explain Sequential File Organization Question
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