This field displays the precision currently specified for the column of data type DECIMAL. You cannot alter this field for an existing column. To change the precision for a column that you're adding, type a new value in this field. The precision is the total number of digits in a DECIMAL number, which can range from 1 to 31. If you do not specify the precision, a default value of 5 is used.
This field is available only if you specified DECIMAL in theData type box and only for a new column.
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