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What is E-R model?
This data model is based on real world that having of basic objects called entities and of relationship between these objects. Entities are explained in a database by a set of attributes.
HOW TO SOLVE THE LP Problems by simplex method?z=x1+-3x2+2x3
Explain the challenges before an E-business management.
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
why three level architecture had been developed/
please describe the data base management with the easy example &give the application?
#what is cursor its uses ? Explain it
Define the basic operations of the relational algebra? Ans: Basic operators of relational algebra are: 1. Union (∪) - Selects tuples which are in either P or Q or in bot
Explain the Difference between DROP and DELETE DELETE deletes one or more than one tuples of a particular relation from the database. DROP is employed to remove a table from th
In a Hierarchical model of data records are organized ? In the hierarchical model of data records are organized as Tree structure.
1) Define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a pict
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