However, if the column is a character data type and contains only numeric characters, you can indicate this by setting the NUMERIC_STRING option to 'y.'

然而，如果列是字符数据类型，并且只包含数字字符，那么可以通过将NUMERIC_STRING选项设置为“Y”来表明这一点。

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A character value is being converted to numeric form for storage in a numeric column or variable.

一个字符被转换为数值形式来存储进数值字段或变量中。

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