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What is known as a search key? An attribute or set of attributes used to look up records in a file is known as a search key.
Write a short note on oracle Instance? Oracle Instances: An instance is the (executed) Oracle software and the memory they use. It is the instance which manipulates the data s
What is a Data Flow Diagram? Data Flow Diagram: A data flow diagram is the graph that shows flow of data values from their sources in objects in the course of processes whic
Assume that you are responsible for selecting a new DBMS product for Sohar Hospital
Define Serializable schedule Serializable schedule: An interleaved schedule of much more than one transaction is known as a serializable schedule, if it is equal to some serial
Why is database design important?
Process of normalization is the integral part of designing a database. Justify this statement with suitable database design
what is difference between circular inked lust and grunded linked list
Consider the following relational schema: Doctor(DName,Reg_no) Patient(Pname, Disease) Assigned_To (Pname,Dname) Give expression in both Tuple calculus and Domain calculus for
When It is better to use files than a DBMS? It is better to use files than a DBMS when Multiple users wish to access the data.
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