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Read the description below and draw an Entity-Relationship diagram for it. You must use the symbols described in the course materials. This database will help the Parents Assocc
Draw an ER diagram that represents the information described below. Show all entity sets, relationship sets, primary keys, and the mapping cardinality of the relationship sets.
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What are the two types of serializability? The two types of serializability is a) Conflict serializability b) View serializability
Write short notes on extension and intension? In any data model, it is significant to distinguish among the description of the database and the database itself the description
State your technical objectives for mining the data. Data Understanding. Describe the data For each attribute, give its description and data type. For numeric attributes
Explain sorted File with advantages? Sorted file The sort utility shall perform one of the subsequent functions: 1.Sort lines of all the named files together and write the
Components of database manager The above functions are reached by the database manager. The major elements of a database manager are: Authorisation control: This mod
Create 1 experiment to demonstrate an aspect of query optimisation by using access-path structures (indexes), decomposition, or denormalisation. Once satisfied with your experiment
HOW TO SOLVE THE LP Problems by simplex method?z=x1+-3x2+2x3
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