If need to use decimal field, precision demand is not high, use FLOAT of course.

如果需要用到小数的字段，精度要求不高的，当然用FLOAT了。

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The field descriptors allow integers and decimal number to be read and written.

字域说明符允许把整数和十进制数读入和打印出来。

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The field descriptors allow integers and decimal number to be read and written.

字域说明符允许把整数和十进制数读入和打印出来。

youdao