In Apache Impala before 3.0.1, ALTER TABLE/VIEW RENAME required ALTER on the old table. This may pose a potential security risk, such as ha…

In Apache Impala before 3.0.1, ALTER TABLE/VIEW RENAME required ALTER on the old table. This may pose a potential security risk, such as having ALTER on a table and ALL on a particular database allows a user to move the table to a database with ALL, which will automatically grant that user with ALL privilege on that table due to the privilege inherited from the database.