- Specify the names of input table columns for which to calculate statistics. The columns must contain numeric values between -1e308 and 1e308. If a value is outside this range, the function treats it as infinity.
- [Optional] Specify how the Scale, ScaleMap, and ScaleByPartition functions are to process NULL values in input, as follows:
Option Description KEEP (Default) Keep NULL values. OMIT Ignore any row that has a NULL value. ZERO Replace each NULL value with zero. LOCATION Replace each NULL value with its location value.