I'm fine with both. So does it make sense to use java.math.BigDecimal everywhere to avoid perf penalty for value conversion? scala BigMath looks like a wrapper around java.math.BigDecimal though...
чт, 18 февр. 2021 г. в 00:33, Takeshi Yamamuro <linguin....@gmail.com>: > Yea, I think that's because it's needed for interoperability between > scala/java. > If it returns a scala decimal, java code cannot handle it. > > If you want a scala decimal, you need to convert it by yourself. > > Bests, > Takeshi > > On Wed, Feb 17, 2021 at 9:48 PM Ivan Petrov <capacyt...@gmail.com> wrote: > >> Hi, I'm using Spark Scala Dataset API to write spark sql jobs. >> I've noticed that Spark dataset accepts scala BigDecimal as the value but >> it always returns java.math.BigDecimal when you read it back. >> >> Is it by design? >> Should I use java.math.BigDecimal everywhere instead? >> Is there any performance penalty for using scala BigDecimal? it's more >> convenient from an API point of view than java.math.BigDecimal. >> > > > -- > --- > Takeshi Yamamuro >
