Re: use WithColumn with external function in a java jar

Thanks, I'll check it out. On Mon, Aug 28, 2017 at 10:22 PM Praneeth Gayam wrote: > You can create a UDF which will invoke your java lib > > def calculateExpense: UserDefinedFunction = udf((pexpense: String, cexpense: > String) => new

Re: use WithColumn with external function in a java jar

You can create a UDF which will invoke your java lib def calculateExpense: UserDefinedFunction = udf((pexpense: String, cexpense: String) => new MyJava().calculateExpense(pexpense.toDouble, cexpense.toDouble)) On Tue, Aug 29, 2017 at 6:53 AM, purna pradeep wrote: >

use WithColumn with external function in a java jar

I have data in a DataFrame with below columns 1)Fileformat is csv 2)All below column datatypes are String employeeid,pexpense,cexpense Now I need to create a new DataFrame which has new column called `expense`, which is calculated based on columns `pexpense`, `cexpense`. The tricky part is