2.6.0

What's Changed

Features

• REDISTRIBUTE KEY RANGE [CHECK|APPLY] by @EinKrebs in #1087 #1088
• Sequences by @diPhantxm and @Denchick in #1111 #1120
• Read Only console until coordinator lock acquired by @diPhantxm in #1122
• Show is_read_only by @diPhantxm in #1123
• UUID by @diPhantxm in #1127
• Add RETRY MOVE TASK GROUP command by @EinKrebs in #1149
• Syntax for SYNC REFERENCE TABLES by @Denchick in #1176
• AUTO INCREMENT START syntax by @Denchick in #1169
• spqr-ping by @Denchick in #1168

Multi-column sharding feature

• prepation for coluticolumn routing support in copy by @reshke in #1113
• Support multi-column copy processing by @reshke in #1115
• Direct routing for inserts, multicolumn logic support back. by @reshke in #1106
• Add multicoulmn routing with different types by @reshke in #1116

Better balancing

• Add schema metadata to distributed relations by @EinKrebs in #1125
• Fail if relation not found on source cluster in redistribute check by @EinKrebs in #1133
• Add schema name to 'SHOW RELATIONS' output by @EinKrebs in #1134
• Check for distribution key columns in redistribute by @EinKrebs in #1138
• Fix multiple tuples on one distribution key in redistribute by @EinKrebs in #1141
• Fix getNextKeyRange by @EinKrebs in #1144
• Fix move status update by @EinKrebs in #1145
• Fixes in datatransfers.MoveKeys by @EinKrebs in #1146

Better routing

• Use no-check-routing-rules optimization for single-shard setups by @reshke in #1162
• Refactor comment parse processing and set TSA aliases by @reshke in #1166
• Bump lyx by @reshke in #1182 (TODO)
• Add reset support for spqr tsa param by @reshke in #1180
• Support for res target by @reshke in #1183
• Throw error when failed getting schema cache by @EinKrebs in #1188
• Add POC version of read-only-to-replica feature check facility by @reshke in #1193
• Route read-only to replicas by @reshke in #1195 // smart-read-write

Virtual processing

• Virtual processing preparational patch. Support sub-select correcly. by @reshke in #1126
• pg_is_in_recovery virtual processing by @reshke in #1132
• Select 1 virtual proc by @reshke in #1174
• test for spqr virtual param processing and fixes by @reshke in #1178
• Fix for pure virtual processing by @reshke in #1181
• Fix bind processing of preudo commands by @reshke in #1198
• Fix virtual param transaction bound handling by @reshke in #1191

Fixes, Tests, Documentation

• Prelimitary refactoring for multi-column routing by @reshke in #1094
• Remove queue from routeByClause. Use dfs instead of bfs by @reshke in #1096
• Split routing logic into two stages: relations analyze and predicate … by @reshke in #1098
• One more little refactoing to mulit-column routing by @reshke in #1100
• More refac: bring common select analyze logic to plan/analyze utilities by @reshke in #1101
• Add reference and replicated table docs by @Denchick in #1102
• Add public talks by @Denchick in #1105
• Fix routing by where clause by @reshke in #1103
• Fix systemd notify without coordinator lock by @diPhantxm in #1107
• Check if distribution empty when creating in coordinator by @diPhantxm in #1109
• fetchKeyRange: possible data corruption handling by @Denchick in #1112
• Rewrite copy tests for 4 shard setup by @reshke in #1114
• ListShards unittest by @miaarb in #1110
• Minor fixes by @EinKrebs in #1128
• Rewrite multishard tests by @reshke in #1131
• Add spqrguard to build by @reshke in #1137
• Fix panic on rollback by @reshke in #1147
• Fix panic on client failure cleanup by @reshke in #1148
• Refactor base coordinator by @diPhantxm in #1121
• add DisableObsoleteClient option by @Denchick in #1151
• Temp fix uvarint bytes encoding by @reshke in #1152
• TestEncodeUInt64 by @Denchick in #1153
• Fix hash (copy) test routing issues by @reshke in #1156
• Fix inconsistent copy-on-error rollback by @reshke in #1157
• Fixup defaults to be pgbench-friendly by @reshke in #1160
• Update 4shardproxy.yaml: more fix for sane defaults by @reshke in #1161
• Teach worldmock to handle select 1 pgbench by @reshke in #1163
• Teach worldmock to respond to read-write check by @reshke in #1164
• Lock-free shard connection management in single shard server by @reshke in #1165
• Refactor TSA checkers by @Denchick and @reshke in #1142 #1187
• Fix double-free in multidbpool by @EinKrebs in #1192
• Exit on error in any router interfaces by @EinKrebs in #1202
• Fix kr intersect check by @diPhantxm in #1136
• Fix expect by @reshke in #1173
• specify connection_limit everywhere by @Denchick in #1177
• Remove unneeded mutex by @reshke in #1179
• Fix regression test by @reshke in #1184
• Fix coordinator_show.feature by @EinKrebs in #1189
• More presice join scatter tests by @reshke in #1190
• Little refactoring by @reshke in #1196
• Add replicas to shards in tests by @EinKrebs in #1185
• Add test for binding unprepared statement by @reshke in #1203
• Target session attrs query on standby tests by @reshke in #1204
• Simplify docker images by @EinKrebs in #1208
• Update Dockerfile: bump postgresql version by @reshke in #1209
• Add CmpRangesLess tests by @SolinMaxim in #1199
• Update router.mdx by @reshke in #1205
• Bumps by @dependabot in #1082 #1089 #1090 #1091 #1093 #1099 #1104 #1108 #1117 #1118 #1119 #1124 #1135 #1139 #1155 #1167 #1170 #1194 #1197 #1200

New Contributors

• @miaarb made their first contribution in #1110
• @SolinMaxim made their first contribution in #1199

Full Changelog: 2.5.0...2.6.0

2.5.0

What's Changed

Features

• Support sub-select logic in router by @reshke in #1052
• Add exit_on_init_sql router setting by @Denchick in #1045
• add pretty logging option to the router config by @Denchick in #1062
• spqr-router run [-P|--pretty-log] enables pretty logging by @Denchick in #1048
• Two phase commit support by @reshke in #1078
• Add REDISTRIBUTE CHECK command by @EinKrebs in #1075
• Support LIMIT X OFFSET Y by @reshke pg-sharding/lyx#46
• Support ILIKE by @reshke pg-sharding/lyx#47
• Support more CREATE/DROP cases pg-sharding/lyx#48
• Support UPDATE AS pg-sharding/lyx#49

Roles support

• Fix frontend and backend rules reloading by @Denchick in #1056
• minor client refactoring by @Denchick in #1058
• Simple role system (router only) by @Denchick in #1059
• Move grant logic from config/ to pkg/catalog/grant.go by @Denchick in #1061
• Simple role system, the second iteration by @Denchick in #1064
• move router/rule/rulemgr.go -> pkg/rulemgr/rulemgr.go by @Denchick in #1080
• Add frontend rules to the coordinator's config by @Denchick in #1081

Fixes, Tests, Documentation

• Do not process comment lines in initsql by @reshke in #1029
• Add docs/routing/hints.mdx by @Denchick in #1033
• REDISTRIBUTE: Put server name in double quotes by @diPhantxm in #1034
• Update daemonize and console option descriptions by @Denchick in #1040
• Use rcfg.MemqdbBackupPath instead of persist flag by @Denchick in #1037
• add some order in tests workflow running by @Denchick in #1041
• Remove persist option and add memqdb-backup-path to the spqr-router by @Denchick in #1038
• use config.RouterConfig() in cmd/router/main.go by @Denchick in #1043
• Migrate from golang/mock to uber/mock by @EinKrebs in #1042
• minor cmd/router/main.go refactoring by @Denchick in #1044
• pgproto-debug and show-notice-messages CLI options by @Denchick in #1046
• Add spell checker to workflows by @EinKrebs in #1036
• Minor spqrlog.ReloadLogger refactoring by @Denchick in #1049
• minor console refactoring by @Denchick in #1057
• Fix func application queries by @reshke in #1072
• Better options for coordinator logging by @Denchick in #1074
• Minor etcdqdb log enhancement by @Denchick in #1079
• Bumps by @dependabot in #1028 #1035 #1047 #1053 #1054 #1067 #1066 #1068 #1065

Full Changelog: 2.4.0...2.5.0

2.4.0

What's Changed

Features

• Support SELECT version() query by @Denchick in #988
• Support TRUNCATE, bump lyx by @reshke in #994
• CREATE SCHEMA support. by @reshke in #1006
• Support schema-qualified column reference routing by @reshke in #1007
• Support routing based purely on target list. by @reshke in #1009
• Support multi-line init SQL parsing by @reshke in #1011
• Support GRANT SELECT ON TABLE, bump lyx by @reshke in #1016

Engine v2

• Little code tweak by @reshke in #978
• Small refactoring around begin tx logic by @reshke in #979
• Simplify relay internals. by @reshke in #980
• Small refactoring around ProcessExtendedBuffer by @reshke in #984
• Add test & fix virtual TX command status reporting by @reshke in #985
• Small prelimitary refactorings by @reshke in #989
• Refactor relay-queryExecutor. Remove complete relay param. by @reshke in #990
• Move txmanagement code into executor by @reshke in #996
• Transfer setup & teardown copy statement aux functions to executor by @reshke in #999
• Complete relay fixes. untoute client even on deploy errors. by @reshke in #1004
• Add tx with error test by @reshke in #1005
• Multishard tx processing in Engine V2 by @reshke in #1000
• Update router: enable engine v2 regression test by @reshke in #1008
• Remove ExpRoute from CopyState by @reshke in #1013
• Bump golang.org/x/crypto from 0.32.0 to 0.33.0 by @dependabot in #1014
• Remove RouteCB method from PoolMgr by @reshke in #1017
• Remove function UnrouteRoutes by @reshke in #1018
• Refactor routing internals by @reshke in #1019
• Skip subplan routing instead of error by @reshke in #1020
• Refactor relay internals by @reshke in #1021
• Update relay.go: remove unreachable code by @reshke in #1023
• Expand transaction with __spqr__engine_v2 Part one by @reshke in #1022
• Expand transaction part2 by @reshke in #1024
• Encapsulate query params into one struct by @reshke in #1025
• Execute expanded transaction query on specified execution targets by @reshke in #1026
• Fix partial execution multishard sync state by @reshke in #1027

Fixes, tests, other

• Add more regression tests by @EinKrebs in #966
• MultiDB pool by @diPhantxm in #987
• Remove dead code by @reshke in #992
• Update README.md by @reshke in #993
• Update relay.go: fix theoretical TOCTOU by @reshke in #995
• Fix possible null dereference. by @reshke in #998
• Update missing picture by @sdil in #1001
• regress tests for schema cache by @diPhantxm in #1002
• Enable hash routing tests for integer by @reshke in #1003
• Bump golang.org/x/sync from 0.10.0 to 0.11.0 by @dependabot in #1010
• Bump google.golang.org/protobuf from 1.36.4 to 1.36.5 by @dependabot in #1012
• Add unit test by @reshke in #1015

New Contributors

• @sdil made their first contribution in #1001

Full Changelog: 2.3.0...2.4.0

2.3.0

What's Changed

Reference relations

• Add additional reference relation syntax & test by @reshke in #858 #904
• Fix reference relation processing + add test by @reshke in #916 #919
• More tests cases for reference relations by @reshke in #943

Debug features

• Add router config validation by @EinKrebs in #883
• Add test-config command to SPQR binaries by @EinKrebs in #884
• Multi-shard DDL support v2 by @Denchick in #892
• Watch routers iteration timeout by @Denchick in #903
• Add Ignore_cancel param to router by @Denchick in #937 #938 #939
• Add show instance support by @reshke in #942
• Add acceptor buffer size by @Denchick in #944
• Limit concurrent TLS handshake etc activities by @reshke in #960

Engine v2

• Engine v2 support for reference relation modification by @reshke in #946
• One step towards engine v2 by @reshke in #950
• Support engine v2 distributed relation sql. Refactor internals by @reshke in #951
• Add error param to engine V2 planner. Remove DummyPlan. by @reshke in #955
• Refactor. Unite MultiShardState with Scatter plan by @reshke in #956
• Import ddl logic from Planner V1 into engine V2 by @reshke in #971
• Futher split Qrouter logic into reusable parts by @reshke in #973
• Futher refactor proxy routing logic by @reshke in #975

Fixes, Tests, Documentation

• Add unit tests to proxy_routing.go by @Denchick in #877
• Refactored & simplyfied ugly hack in proxy_routing.go by @Denchick in #875
• Small code tweak by @reshke in #879
• Add regression tests for part tables by @reshke in #881
• minor pkg/datashard/datashard.go refactoring by @Denchick in #878
• Return correct logic to proxy routing by @reshke in #880
• better 'not implemented' messages by @Denchick in #889 #890
• Fix & enable JDBC integration test by @EinKrebs in #893
• Fix some typos by @EinKrebs in #896
• Remove clmp mutex by @reshke in #899
• better panic message by @Denchick in #900
• Remove lock by @reshke in #901
• Drop RequestData() by @Denchick in #895
• more DBPool Tests by @reshke in #906
• Minor enhancement of coordinator log messages by @Denchick in #898
• Topology refactoring by @Denchick in #908
• Explain InsecureSkipVerify by @Denchick in #909
• Remove locking in route pool by @reshke in #905
• Update dbpool.go: remove shuffle host from auxular creartion methoods. by @reshke in #907
• Do not miss error messages handling cancel request by @Denchick in #910
• Router config reload fixes by @Denchick and @reshke in #917 #929 #941
• Update interactor.go: fix typo by @reshke in #918
• Tweaks by @reshke in #922
• Rename variable by @reshke in #923
• Remove world shard support (temporary) by @reshke in #924
• Virtual param fixes by @reshke in #925
• Add REDISTRIBUTE command documentation by @Denchick in #926
• Remove relay.TxActive() by @Denchick in #927
• Safe remove some fields from relay.go by @Denchick in #928
• Do not pass config.router to MatchConnectionPooler by @Denchick in #930
• Fix schema cache for local router. Fix copy for already-routed connections. by @reshke in #931
• Add pooler tests (LOCAL router) by @reshke in #932
• Remove contension on client pool by @reshke in #934
• Fix coordinator log msg by @reshke in #935
• Better id for logging by @reshke in #940
• Lower logging level of specific types of errors by @reshke in #945
• Add another feature test for 'REDISTRIBUTE KEY RANGE' by @EinKrebs in #947
• Add more shards to regress tests by @reshke in #952
• remove routingstate.DatashardRoute. by @reshke in #953
• Remove routingstate package by @reshke in #954
• More logging for connection setup phase by @reshke in #959
• Fix linter by @EinKrebs in #961
• Versioned pg regression tests by @EinKrebs in #964
• Add COPY FROM documentation by @Denchick in #969
• Always allow distributed bulk copy by @Denchick in #968
• Refactor query routing internals. Separate rmeta-related logic. by @reshke in #970
• Fix errors in comments by @visill in #972
• Remove ununed structs by @reshke in #974

Other

• Prepared statements with multishard DDL by @EinKrebs in #958 #962
• INVALIDATE CACHE by @diPhantxm and @Denchick in #874 #886
• Bumps by @dependabot in #876 #872 #888 #885 #902 #914 #915 #936 #933 #949 #967 #963 #977 #976
• Bump lyx by @reshke in #948

Full Changelog: 2.2.0...2.3.0

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

2.1.0

What's Changed

• Refactor protospecs by @EinKrebs in #790
• Bump lyx by @reshke in #793 #794 #801
• Support __spqr__auto_distribution hint by @reshke in #802
• Some pool refactorings by @Denchick in #799 #805 #808
• Allow multishard copy under separate setting by @reshke in #804
• Enhace COPY perfomance by @reshke in #809
• Add go fmt check by @Denchick in #812
• Fix pooling loose ends by @reshke in #814
• Add 'REDISTRIBUTE KEY RANGE' command by @EinKrebs in #789
• Prefer hosts in the same availability zone by @Denchick in #813
• Bumps by @dependabot in #785 #786 #791 #795 #797 #811 #815

Full Changelog: 2.0...2.1.0

2.0.0

What's Changed

• Refactor bind/param format applying code paths by @reshke in #729
• Bump lyx by @reshke in #731 #734 #735 #740 #746
• Drop unused function by @reshke in #736
• Do not sync backend connections if uneeded by @reshke in #737
• Prepared stmt refactor & add ParamOids by @reshke in #738
• Fix check if shard exists in qdb by @diPhantxm in #739 #776
• Update docs/ by @Denchick in #774 #758 #757 #742
• Fix linter by @visill in #747 #763
• Update to the latest go version 1.23.0 by @Denchick in #756
• Uncommenting an interface by @visill in #752
• Add ORDER BY for show clients by @visill in #762
• Add common query time quantiles && 'SHOW time_quantiles' query processing by @EinKrebs in #767
• Support COPY by @diPhantxm in #748
• Reference table initial infra code change by @reshke in #769
• Change output type of 'SHOW time_quantiles' to float8 by @EinKrebs in #770
• Group by in Coordinator SHOW by @diPhantxm in #771
• Disable move key range in LocalCoordinator + refactoring by @EinKrebs in #780
• Refactoring of proxy_routing.go by @EinKrebs in #781 #782
• Fix dropping key range in MemQDB by @EinKrebs in #783
• Bumps by @dependabot #727 #732 #733 #741 #751 #750 #760 #759 #761 #764 #765 #766 #768 #779 #778 #784

Full Changelog: 1.5.0...2.0

1.5.0

What's Changed

• Correctly handle virtual tx in router by @reshke in #693
• Drop sharding rule mentions by @Denchick in #694
• Do not unroute in xproto too early by @reshke in #679
• Optimize xproto. Cache portal descriptions. by @reshke in #696
• Update relay.go. Remove unnamed portal closing by @reshke in #634
• Generate qdb mock for futher use by @reshke in #699
• Fix spqrdump binary name. by @reshke in #700
• Fix hints by @reshke in #701
• Add client_encoding and datestyle params to coordinator console by @diPhantxm in #702
• Change yacc and protos for multidim key ranges. by @reshke in #545
• Add timeout to dial operation by @reshke in #705
• Support Terminate message in coordinator console by @diPhantxm in #707
• positive cache host order whilst acquire connection for each TSA by @reshke in #709
• Fixes by @reshke in #711
• Lower default keepalive by @reshke in #713
• Add keepalive setting to router config by @Denchick in #717
• Fix hint routing test by @reshke in #718
• Routing hint xproto fixes. SET spqr param processing better. by @reshke in #719
• Perf enhancement: lazy flush backend connection, do not unroute xprot… by @reshke in #714
• Simple parser cache by @reshke in #715
• Make FOR DISTRIBUTION optional when there is only one distribution by @visill in #720
• Update docs/ folder and README.md by @Denchick in #721
• Override default tsa in instance config by @reshke in #722
• Tcp user timeout by @reshke in #723
• Bumps by @dependabot in #685 #695 #698

New Contributors

• @visill made their first contribution in #720

Full Changelog: 1.4.0...1.5.0

1.4.0

Auth

• LDAP auth for frontend router by @NitroLine in #642
• GSS-API frontend auth - Kerberos by @NitroLine in #657
• LDAP auth by @lGreenLightl in #669

Balancing

• Move key ranges via postgres_fdw by @EinKrebs in #566
• Add commands for task group to SQL by @EinKrebs in #637

New features

• Extended proto multiple portal support/describe msg fix by @reshke in #631
• Support unix socket communication by @diPhantxm in #614
• Add set operations processing by @EinKrebs in #639
• Process several set values for each distribution key by @EinKrebs in #625
• Support per-route custom search_path by @reshke in #654
• Add pid column to show backend connection & add `show prepared_stat… by @reshke in #660
• better console messages by @IakimovNutria in #629
• Able to use different username when internal backend connect to shards by @NitroLine in #664

Fixes

• Add CodeQL workflow by @secwall in #608
• Fix make run by @diPhantxm in #610
• fix router.yaml config file by @JoBeR007 in #612
• Updates by @reshke in #615
• Fix typo in datashard.go by @EinKrebs in #617
• Recurce into with cluase for query routing. Skip CTE in distribution validation by @reshke in #621
• Added processing for statements with subselect compared to const by @EinKrebs in #624
• Drop deprecated 'version' param from Docker Compose files by @EinKrebs in #627
• Drop unused constants from ast.go by @EinKrebs in #633
• fix typo in "proccessing" by @JoBeR007 in #638
• Do not send rollback when there is no tx in server by @reshke in #641
• Coordinator support for systemd notifications by @diPhantxm in #649
• Update relay.go: fix by @reshke in #647
• Update proxy_routing.go: drop unparsed_columns by @reshke in #663
• Add separator to (InstancePoolImpl).SelectShardHost by @EinKrebs in #662
• Fix typos & formatting by @EinKrebs in #666
• Fix running router docker image when config file is mount by @EinKrebs in #675
• Update proxy_routing.go: correct error message by @reshke in #677
• do not process null exprs by @reshke in #678

Tests, docs

• Add docs/Balancer.md by @Denchick in #611
• Fix scram auth feature flaps by @EinKrebs in #616
• Fix cache errors in feature tests by @EinKrebs in #622
• Fix init etcd feature flaps by @EinKrebs in #632
• Generate docs for pkg/ by @ValeriaIM in #648
  spqr/pull/651
• Add Clientinteractor GetColumnsMap tests by @SergeyBirukov in #656
• Tests for GetKeyRange, MemQDB part by @valdmity in #650
• Generate docs for pkg/ by @valdmity in #658
• Update proto_test.go: drop sharding rule creartion by @reshke in #670
• add hash routing tests by @Denchick in #682
• Bumps by @dependabot in #613 #609 #626 #628 #636 #635 #640 #645 #644 #643 #652 #661 #659 #653 #667 #668 #672 #676 #680 #681
• Bump lyx by @EinKrebs and @reshke in #618 #619 #620 #623 #673

New Contributors

• @JoBeR007 made their first contribution in #612
• @ValeriaIM made their first contribution in #648
• @SergeyBirukov made their first contribution in #656
• @valdmity made their first contribution in #650
• @lGreenLightl made their first contribution in #669

Full Changelog: 1.3.1...1.4.0

I.III.I

What's Changed

• Do not skip initsql when qdb persist by @reshke in #570
• Set sslmode: allow in regress test by @NitroLine in #568
• Add GetKeyRange method to proto & EntityMgr by @EinKrebs in #567
• Fix working with multiple distributions in balancer by @EinKrebs in #572
• Correct with coordinator feature example config by @reshke in #574
• Use config to get shard connection data in balancer by @EinKrebs in #579
• Update init.sql by @reshke in #580
• Do not spawn keep alive channel before lock taken by @reshke in #581
• More thorough check for relation detachment when distribution dropped by @EinKrebs in #573
• Delete docker/router/qlog by @reshke in #583
• Refactor init sql code by @reshke in #588
• refactor. addkeyrange* -> createkeyrange* by @reshke in #591
• revoke lease when other coordinator is active by @reshke in #592
• Fix router_with_coordinator.yaml to be in sync with other example con… by @reshke in #593
• Deprecated use of sharding rule proto & service by @EinKrebs in #518
• remove sharding rules server from coordinator by @reshke in #594
• Implement DropKeyRange && DropAllKeyRanges in coordinator grpc service by @reshke in #595
• Do not sleep when feature test fails by @EinKrebs in #598
• Close coordinator-router connections after use by @reshke in #596
• Allow coordinator to serve multiple clients by @reshke in #597
• fix xproto test by @reshke in #600
• Enhance Makefile clean_feature_test targets by @reshke in #601
• Fix memqdb feature flaps by @EinKrebs in #582
• Configure router port via cli by @reshke in #602
• More options in CLI by @reshke in #603
• Rewrite Lock/Delete key range ops to prevent deadlocks by @EinKrebs in #575
• Init from etcd: basic support by @reshke in #590
• Fix linter by @reshke in #605
• Bumps by @dependabot in #585 #604 #606 #607

Full Changelog: 1.3.0...I.III.I