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GeekInterview.com > Interview Questions > Data Warehousing > BO Designer
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Question: Cartesian product
Answer: A situation in which a query includes two or more tables that are not linked by a join. If executed, this type of query retrieves all possible combinations between each table and may lead to inaccurate results.
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| November 11, 2007 08:36:14 |
#4 |
| ravi_kumar_garre |
Member Since: November 2007 Total Comments: 33 |
RE: Cartesian product
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Table A having m records and Table B having n records then the cartesian prodcut is mXn.
Regards,
Ravi Kumar Garre
ravi_kumar_garre@yahoo.co.in |
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