, 2014 9:05 AM
To: Jerry Raj
Cc: user
Subject: Re: Spark SQL UDF returning a list?
Hi,
On Wed, Dec 3, 2014 at 4:31 PM, Jerry Raj
mailto:jerry@gmail.com>> wrote:
Exception in thread "main" java.lang.RuntimeException: [1.57] failure: ``(''
expected but identifier
Hi,
On Wed, Dec 3, 2014 at 4:31 PM, Jerry Raj wrote:
>
> Exception in thread "main" java.lang.RuntimeException: [1.57] failure:
> ``('' expected but identifier myudf found
>
> I also tried returning a List of Ints, that did not work either. Is there
> a way to write a UDF that returns a list?
>
Hi,
Can a UDF return a list of values that can be used in a WHERE clause?
Something like:
sqlCtx.registerFunction("myudf", {
Array(1, 2, 3)
})
val sql = "select doc_id, doc_value from doc_table where doc_id in
myudf()"
This does not work:
Exception in thread "main" java.l
