Looks like Impala encoded string as binary data, I think there is some configuration in Drill(I know spark has) that helps do the conversion.
At 2016-05-23 21:25:17, "John Omernik" <[email protected]> wrote: >Hey all, I have some Parquet files that I believe were made in a Map Reduce >job and work well in Impala, however, when I read them in Drill, the fields >that are strings come through as [B@25ddbb etc. The exact string >represented as regex would be /\[B@[a-f0-9]{8}/ (Pointers maybe?) > >Well, I found I can cast those fields as Varchar... and get the right >data... is this the right approach? Why is this happening? Performance >wise am I hurting something by doing the cast to Varchar? > > >Any thoughts would be helpful... > >John
