2.2.0

What's Changed

[WIP] Reference Tables Support

• Fixups for reference relation/REPLICATED distribution by @reshke in #827
• Multishard processingg prelimitary refactoring by @reshke in #850
• Add SQL for explicit replicated distribution creation by @reshke in #853
• Support COPY for reference relations. by @reshke in #854

Extended COPY Support

• Refactor multishard copy impl by @reshke in #820
• Support for execute on for COPY by @reshke in #823
• Enable hash routing for copy protocol by @reshke in #837
• Fix hash routing for int in copy by @reshke in #859

Fixes, Tests, Documentation

• Improve sharding documentation by @Denchick in #819
• Adjust unittest by @reshke in #821
• Update relay.go: remove uneeded debug messaging. by @reshke in #822
• MulticastUnroutableInsertStatement considered harmfull by @reshke in #835
• Do not append statistics with zero start time by @EinKrebs in #839
• Add docstring to BalancerImpl methods by @EinKrebs in #841
• Minor DefaultRouteBehaviour refactoring by @Denchick in #845
• Do not listen localhost by default by @diPhantxm in #843 #849
• fix possible empty host address by @diPhantxm in #852
• Correctly separate host error messages by @EinKrebs in #856
• Add more hash string tests by @reshke in #857
• Better error messages in hashfunction.go by @Denchick in #863
• Fix panic with incorrect shard config by @EinKrebs in #862
• Invalidate route in cPool if backend auth failed by @EinKrebs in #866
• Check for error first after ReceiveStartupMessage by @diPhantxm in #868
• Use simplified for range by @EinKrebs in #870

Other

• Add new routing runtime option: __spqr__execute_on by @reshke in #818
• Support for pg_catalog - only queries by @reshke in #825
• Override default route behaviour from CLI by @reshke in #829
• Fix catalog-only queries check. Execute requested DDL even in default route blocked state. by @reshke in #830
• Get columns from information_schema if not present by @diPhantxm in #842
• Fix information schema bugs by @reshke in #834
• Bump lyx by @reshke and @Denchick in #824 #832 #833
• Bumps by @dependabot in #831 #838 #848 #846 #847 #851 #861 #864 #869 #871

Full Changelog: 2.1.0...2.2.0