Describe the term a Cube and Linked Cube
Briefly describe the term a Cube and Linked Cube with reference to data warehouse?
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A data cube keeps data in a summarized description which assists in a quicker analysis of data. Whereas linked cubes employ the data cube and are stored on any other analysis server. Linking various data cubes decreases the possibility of sparse data.
Illustration: a data cube might store the Employee presentation. But so as to identify the hours that computed this presentation, one can make another cube through linking it to the root cube (or in this case employee performance).
Specify the data units at the different layers of TCP / IP protocol suite?
Describe the term Java bean?
What is cmaxpktsz good for in Sybase?
Explain and compare a procedure and a trigger?
Consider a MOVIE database in which data is recorded about the movie industry. The data requirements are summarized as follows: ¦ Each movie is identified by title and year of release. Each movie has a length in minutes. Each has a production company, and each is classified under one or more genre
Define the term Auto regression? Explain in brief.
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What is meant by star schema?
Explain, why we use the lookup transformations?
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