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What are the different approaches for database design?
There are two basic approaches for database design which are as follows:
Attribute driven: It compiles a list of attributes relevant to application, and normalizes the groups of attributes which preserve functional dependencies. Entity driven: It discovers entities which are meaningful to application, and describe them.
Create an entity relationship diagram, Database Management System
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growing phase and shrinking phase are disjoint, why ?
Copy Data from One Database to another Database Project Description: I am having two MySQL databases with same tables. I just need to copy one Data from one to another dat
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Define functional and multivalued dependencies. Ans: A functional dependency is a assets of the semantics of the attributes in a relation. The semantics point out how at
Explain about database system structure? Storage manager Authorization and integrity manager Transaction manager File manager Buffer manager Storage manager
How does a query tree represent a relational algebra expression? Discuss any three rules for query optimisation, giving example as to when should each rule be applied. Ans
What are the ways of obtaining the connection parameters? Hardwire the parameters into the program. Ask for the parameters interactively. Get the parameters
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