How to fetch file name in impala query

[#1]

Hi everyone!

Could anybody tell how i can fetch file name in impala query?

like 

select
col1,
col2,
input__file__name
from mytable

in case of hive?

thanks!

[#2]

I believe currently that capability isn't available. I recall seeing a JIRA asking for notation like that, but I don't know the JIRA number.

John