Fredy Wijaya created IMPALA-7701:
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Summary: Grant option always shows as NULL in SHOW GRANT ROLE/USER for any HS2 clients
Key: IMPALA-7701
URL: https://issues.apache.org/jira/browse/IMPALA-7701
Project: IMPALA
Issue Type: Bug
Components: Frontend
Affects Versions: Impala 2.12.0, Impala 3.0
Reporter: Fredy Wijaya
Assignee: Fredy Wijaya
In Impala shell:
{noformat}
[localhost:21000] default> show grant user test_user;
Query: show grant user test_user
+----------------+----------------+----------+----------+-------+--------+-----+-----------+--------------+-------------------------------+
| principal_type | principal_name | scope | database | table | column | uri | privilege | grant_option | create_time |
+----------------+----------------+----------+----------+-------+--------+-----+-----------+--------------+-------------------------------+
| USER | test_user | database | foo | | | | owner | true | Thu, Oct 11 2018 11:48:57.186 |
| ROLE | admin | server | | | | | all | false | Thu, Oct 11 2018 11:48:48.203 |
+----------------+----------------+----------+----------+-------+--------+-----+-----------+--------------+-------------------------------+
Fetched 2 row(s) in 0.13s
[localhost:21000] default> show grant role admin;
Query: show grant role admin
+--------+----------+-------+--------+-----+-----------+--------------+-------------------------------+
| scope | database | table | column | uri | privilege | grant_option | create_time |
+--------+----------+-------+--------+-----+-----------+--------------+-------------------------------+
| server | | | | | all | false | Thu, Oct 11 2018 11:48:48.203 |
+--------+----------+-------+--------+-----+-----------+--------------+-------------------------------+
Fetched 1 row(s) in 0.01s
{noformat}
Using Impyla (HS2 client):
{noformat}
>>> from impala.dbapi import connect
>>> conn = connect(host='localhost', port=21050)
>>> cursor = conn.cursor()
>>> cursor.execute('show grant role test_user')
>>> cursor.execute('show grant user fwijaya')
>>> print(cursor.fetchall())
[('USER', 'test_user', 'database', 'foo', '', '', '', 'owner', None, 'Thu, Oct 11 2018 11:48:57.186'), ('ROLE', 'admin', 'server', '', '', '', '', 'all', None, 'Thu, Oct 11 2018 11:48:48.203')]
>>> print(cursor.fetchall())
[('server', '', '', '', '', 'all', None, 'Thu, Oct 11 2018 11:48:48.203')]
{noformat}
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