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@TeslaCN TeslaCN released this 08 Jan 01:26
· 8042 commits to master since this release
5.3.0
91e191a
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TeslaCN 吴伟杰
GPG key ID: 55C1A242B0F517C4
Learn about vigilant mode.

API Changes

  1. DistSQL: Refactor syntax API, please refer to the user manual
  2. Proxy: Change the configuration style of global rule, remove the exclamation mark
  3. Proxy: Allow zero-configuration startup, enable the default account root/root when there is no Authority configuration
  4. Proxy: Remove the default logback.xml and use API initialization
  5. JDBC: Remove the Spring configuration and use Driver + YAML configuration instead

Enhancements

  1. DistSQL: New syntax REFRESH DATABASE METADATA, refresh logic database metadata
  2. Kernel: Support DistSQL REFRESH DATABASE METADATA to load configuration from the governance center and rebuild MetaDataContext
  3. Support postgresql/openGauss setting transaction isolation level
  4. Scaling: Increase inventory task progress update frequency
  5. Scaling: DATA_MATCH consistency check support breakpoint resume
  6. Scaling: Support drop consistency check job via DistSQL
  7. Scaling: Rename column from sharding_total_count to job_item_count in job list DistSQL response
  8. Scaling: Add sharding column in incremental task SQL to avoid broadcast routing
  9. Scaling: Sharding column could be updated when generating SQL
  10. Scaling: Improve column value reader for DATA_MATCH consistency check
  11. DistSQL: Encrypt DistSQL syntax optimization, support like query algorithm
  12. DistSQL: Add properties value check when REGISTER STORAGE UNIT
  13. DistSQL: Remove useless algorithms at the same time when DROP RULE
  14. DistSQL: EXPORT DATABASE CONFIGURATION supports broadcast tables
  15. DistSQL: REGISTER STORAGE UNIT supports heterogeneous data sources
  16. Encrypt: Support Encrypt LIKE feature
  17. Automatically start distributed transactions when executing DML statements across multiple shards
  18. Kernel: Support client \d for PostgreSQL and openGauss
  19. Kernel: Support select group by, order by statement when column contains null values
  20. Kernel: Support parse RETURNING clause of PostgreSQL/openGauss Insert
  21. Kernel: SQL HINT performance improvement
  22. Kernel: Support mysql case when then statement parse
  23. Kernel: Supporting data source level heterogeneous database gateway
  24. (Experimental) Sharding: Add sharding cache plugin
  25. Proxy: Support more PostgreSQL datetime formats
  26. Proxy: Support MySQL COM_RESET_CONNECTION
  27. Scaling: Improve MySQLBinlogEventType.valueOf to support unknown event type
  28. Kernel: Support case when for federation

Bug Fix

  1. Scaling: Fix barrier node created at job deletion
  2. Scaling: Fix part of columns value might be ignored in DATA_MATCH consistency check
  3. Scaling: Fix jdbc url parameters are not updated in consistency check
  4. Scaling: Fix tables sharding algorithm type INLINE is case-sensitive
  5. Scaling: Fix incremental task on MySQL require mysql system database permission
  6. Proxy: Fix the NPE when executing select SQL without storage node
  7. Proxy: Support DATABASE_PERMITTED permission verification in unicast scenarios
  8. Kernel: Fix the wrong value of worker-id in show compute nodes
  9. Kernel: Fix route error when the number of readable data sources and weight configurations of the Weight algorithm are not equal
  10. Kernel: Fix multiple groups of readwrite-splitting refer to the same load balancer name, and the load balancer fails problem
  11. Kernel: Fix can not disable and enable compute node problem
  12. JDBC: Fix data source is closed in ShardingSphereDriver cluster mode when startup problem
  13. Kernel: Fix wrong rewrite result when part of logical table name of the binding table is consistent with the actual table name, and some are inconsistent
  14. Kernel: Fix startup exception when use SpringBoot without configuring rules
  15. Encrypt: Fix null pointer exception when Encrypt value is null
  16. Kernel: Fix oracle parsing does not support varchar2 specified type
  17. Kernel: Fix serial flag judgment error within the transaction
  18. Kernel: Fix cursor fetch error caused by wasNull change
  19. Kernel: Fix alter transaction rule error when refresh metadata
  20. Encrypt: Fix EncryptRule cast to TransparentRule exception that occurs when the call procedure statement is executed in the Encrypt scenario
  21. Encrypt: Fix exception which caused by ExpressionProjection in shorthand projection
  22. Proxy: Fix PostgreSQL Proxy int2 negative value decoding incorrect
  23. Proxy: PostgreSQL/openGauss support describe insert returning clause
  24. Proxy: Fix gsql 3.0 may be stuck when connecting Proxy
  25. Proxy: Fix parameters are missed when checking SQL in Proxy backend
  26. Proxy: Enable MySQL Proxy to encode large packets
  27. Kernel: Fix oracle parse comment without whitespace error
  28. DistSQL: Fix show create table for encrypt table

Refactor

  1. Scaling: Reverse table name and column name when generating SQL if it's SQL keyword
  2. Scaling: Improve increamental task failure handling
  3. Kernel: Governance center node adjustment, unified hump to underscore

Change Log

  1. MILESTONE
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