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What are called journaling file systems? File systems that support log disks are known as journaling file systems.
Define Deadlock detection If a system does not employ a few protocols that make sure deadlock freedom, after that a detection and recovery scheme should be used. An algorithm
What is a super key? A super key is a set of one or more attributes that collectively permits us to recognize uniquely an entity in the entity set.
What is a block and a block number? A block is a contiguous sequence of sectors from a single track of one platter. Every request specifies the address on the disk to be refere
First Normal Form and second normal form First Normal Form (1NF) A relation is said to be in 1NF if it having no non-atomic values and each row can give a unique combinat
(A) For the relation; CarSales (RegNo, BuyerName, Address, SalesPerson, Make, Model, Commission) The following functional dependences hold, RegNo _ID à Make, Model Reg
what do you mean by consistency in rdbms?
What is conceptual schema? The schemas at the view level are known as subschema that describe dissimilar views of the database.
what is query processing ,query optimization and performance turring?
I have a small project that contains 3 deliverable s. I have done the first one and I would like you to help me with second one
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