IBM
A2090-560 · Question #130
Zone Maps provide what information about a table?
The correct answer is C. The minimum and maximum column values found within an extent. See the full explanation below for the reasoning.
Question
Zone Maps provide what information about a table?
Options
- AThe list of unique column values found within an extent.
- BAn index pointer to each row's exact location in the base table.
- CThe minimum and maximum column values found within an extent.
- DThe connection between the map and reduce stages when using MapReduce.
How the community answered
(28 responses)- A4% (1)
- B7% (2)
- C79% (22)
- D11% (3)
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