why ?
>>
>> : java.lang.UnsupportedOperationException: Cannot evaluate expression:
>> fun_nm(input[0, string, true])
>> at
>> org.apache.spark.sql.catalyst.expressions.Unevaluable$class.eval(Expression.scal
> i get this error why ?
>
> : java.lang.UnsupportedOperationException: Cannot evaluate expression:
> fun_nm(input[0, string, true])
> at org.apache.spark.sql.catalyst.expressions.Unevaluable$class.
> eval(Expression.scala:221)
> at org.apache.spark.sql.execution.
hi,
i cretae new columns with udf after i try to filter this columns :
i get this error why ?
: java.lang.UnsupportedOperationException: Cannot evaluate expression:
fun_nm(input[0, string, true])
at
org.apache.spark.sql.catalyst.expressions.Unevaluable$class.eval(Expression.scala:221
