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Explain I command in QBE ?
I : It is the command in QBE that is used to insert tuple (s) into the database
Name the metrics for selecting top algorithm There are a number of metrics for selecting top algorithm: i) Computational complexity: Computational complexity refers to eff
define attribute inheritance with example?
Illustrate how you can use QBE to perform logical AND and OR operation
Company XYZ is an advertising company. It has its own website but the search facilities offered are not reliable. The company is willing to invest to acquire new machines and sof
What is data integrity? Ans: It is the data consisted of in database that is accurate and consistent. (Data integrity means that the data should be valid as per to the give
Define query language? A query is a statement requesting the retrieval of information. The portion of DML that includes information retrieval is known as a query language.
What is the most significant feature that does not directly map into programming language structures? Why? Association, since there are complex types of association, like as qu
project on dbms
job scheduling for different cubes
what is natural join?
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