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Allow privileges to be granted to users directly
Creator of a table should have ownership on it (all privileges)
Support DENY privilege on database, table and column
Sentry Permissions REST API
Sentry Dynamic data redaction (Masking) of query results - in Hive and Impala
Row-level access controls
Column level access control improvements (support on view etc)
Sentry SHOW commands need to include more permutations
Sentry Kafka integration
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