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What is the purpose of storage manager? The storage manager is responsible for the following a) Interaction with the file manager b) Translation of DML commands in to low
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HOW MANY TYPES OF VIEWS
Multilevel Index The Multilevel Index is a modification of the secondary level index system. In this system we might be use even more number of levels in case the table is eve
Define page. The database is partitioned into some number of fixed-length blocks, which are referred to as pages.
(a) Why did SAP introduce the extended star schema?
What is storage manager? A storage manager is a program module that gives the interface between the Low level data kept in a database and the application programs
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
Explain the term High level DML? High level DML A high-level or non-procedural DML permit the user to specify what data is needed without specifying how it is to be acquired.
external and internal mapping with examples
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