09-11-2015 06:05 AM - edited 09-11-2015 06:06 AM
We've enabled sentry for Impala without authentication.
When trying to access Impala through JDBC there is no way to pass username (UID is not sent to OpenSession) to get access to tables.
In Impala daemon logs there is line like
impala-hs2-server.cc:560] OpenSession(): username=
Similar problem in Hive JDBC was solved here