min / max

df.min() // min of values per every comparable column df.min { age and weight } // min of all values in `age` and `weight` df.minFor { age and weight } // min of values per `age` and `weight` separately df.minOf { (weight ?: 0) / age } // min of expression evaluated for every row df.minBy { age } // DataRow with minimal `age`

df.min() df.age.min() df.groupBy { city }.min() df.pivot { city }.min() df.pivot { city }.groupBy { name.lastName }.min()