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What's New in |version|
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The following is notable functionality added in |version|

Connectors
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* Microsoft SQL Server Connector
* Cassandra Connector to support version 3.x

Security
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* Catalog Access Control
* Role management for Hive connector
* Secured internal cluster communication over HTTPS using Kerberos or LDAP authorization

SQL
---
* Grouping Support
* Improved Timestamp semantics

Performance
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* Improved query execution performance for Window Functions
* Additional predicate push down for Cassandra Connector
* Numerous other performance improvements, bug fixes and other features


Release Notes
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Also see release notes :doc:`/release/release-0.167-t`