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COUNTROWS

概述

COUNTROWS 函数对指定表或表达式定义的表中的行数目进行计数。

语法

分析表达式

COUNTROWS(<table>)

参数

参数

定义

table

要统计行数的的表的名称，或会返回表的表达式。

返回值

返回一个整数。

示例

计算Product表中的行数。

分析表达式

COUNTROWS('Product')

备注

该函数的效果类似于SQL：select count(1) from Product