NUMROWS: the approximate number of rows that the external table can possibly have.

NUMROWS：外部表可能拥有的大致行数。

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NUMROWS is used to provide an approximate number of rows that an external table can have.

NUMROWS用于提供一个外部表可能拥有的大致行数。

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This capability, referred to as the approximate number system (ANS), is normally present in infants and improves with age.

这种能力，可称之为略估数学系统(ANS)，在婴儿时期就存在并随着年龄增长而增强。

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For a bit of perspective on that figure, 150, 000 is the approximate number of people employed by Hewlett-Packard (nyse: HPQ - news - people ) worldwide.

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The charity knows of course, just like the UN, that the number seven billion is approximate.

BBC: The world at seven billion

If new research compared the take-home salaries of entrepreneurs at comparable firms (in number of employees and approximate revenues), would we see as big of a chasm?

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