You probably need to use `backticks` to escape `_1` since I don't think
that its a valid SQL identifier.
On Wed, Mar 23, 2016 at 5:10 PM, Ashok Kumar <ashok34...@yahoo.com.invalid>
wrote:
> Gurus,
>
> If I register a temporary table as below
>
> r.toDF
> res58: org.apache.spark.sql.DataFrame = [_1: string, _2: string, _3:
> double, _4: double, _5: double]
>
> r.toDF.registerTempTable("items")
>
> sql("select * from items")
> res60: org.apache.spark.sql.DataFrame = [_1: string, _2: string, _3:
> double, _4: double, _5: double]
>
> Is there anyway I can do a select on the first column only
>
> sql("select _1 from items" throws error
>
> Thanking you
>
