Stats the term ERD
Stats the term ERD?
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Data models are tools utilized in analysis to explain the data requirements and assumptions in the system by a top-down perspective. Also they set the stage for the design of databases later upon in the SDLC.
Explain about a Cartesian product?
Explain how do you produce the Sequence number within the Data stage?
State functionality of the repository manager?
What are sequences, and what are the possible problems when employing them to make surrogate keys?
Illustrates the term heap in data structures?
Write a short note on an ERD?
Describes the examples of EXPLAIN in valid teradata database.
Illustrate the multi value or multicolumn problem? Include an example not employed in the text.
Specify the ways in which we can create the port?
Write down the level of Granularity of a fact table?
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