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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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| October 10, 2005 07:20:24 |
#1 |
| sudha |
Microsoft Expert Member Since: October 2005 Total Comments: 3 |
RE: Cartesian product
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| In relational algebra, cartesian product between two tables is the result obtained by joining every row of one table with all the rows of another table |
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