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@menghaoranss menghaoranss released this 16 Feb 02:35
· 13131 commits to master since this release
5.1.0
938a4bc

New feature

  1. Support SQL hint
  2. New DistSQL syntax: SHOW AUTHORITY RULE
  3. New DistSQL syntax: SHOW TRANSACTION RULE
  4. New DistSQL syntax: ALTER TRANSACTION RULE
  5. New DistSQL syntax: SHOW SQL_PARSER RULE
  6. New DistSQL syntax: ALTER SQL_PARSER RULE
  7. New DistSQL syntax: ALTER DEFAULT SHARDING STRATEGY
  8. New DistSQL syntax: DROP DEFAULT SHARDING STRATEGY
  9. New DistSQL syntax: CREATE DEFAULT SINGLE TABLE RULE
  10. New DistSQL syntax: SHOW SINGLE TABLES
  11. New DistSQL syntax: SHOW SINGLE TABLE RULES
  12. New DistSQL syntax: SHOW SHARDING TABLE NODES
  13. New DistSQL syntax: CREATE/ALTER/DROP SHARDING KEY GENERATOR
  14. New DistSQL syntax: SHOW SHARDING KEY GENERATORS
  15. New DistSQL syntax: REFRESH TABLE METADATA
  16. New DistSQL syntax: PARSE SQL, Output the abstract syntax tree obtained by parsing SQL
  17. New DistSQL syntax: SHOW UNUSED SHARDING ALGORITHMS
  18. New DistSQL syntax: SHOW UNUSED SHARDING KEY GENERATORS
  19. New DistSQL syntax: CREATE/DROP SHARDING SCALING RULE
  20. New DistSQL syntax: ENABLE/DISABLE SHARDING SCALING RULE
  21. New DistSQL syntax: SHOW SHARDING SCALING RULES
  22. New DistSQL syntax: SHOW INSTANCE MODE
  23. New DistSQL syntax: COUNT SCHEMA RULES
  24. Scaling: Add rateLimiter configuration and QPS TPS implementation
  25. Scaling: Add DATA_MATCH data consistency check
  26. Scaling: Add batchSize configuration to avoid possible OOME
  27. Scaling: Add streamChannel configuration and MEMORY implementation
  28. Scaling: Support MySQL BINARY data type
  29. Scaling: Support MySQL YEAR data type
  30. Scaling: Support PostgreSQL BIT data type
  31. Scaling: Support PostgreSQL MONEY data type
  32. Database discovery adds support for JDBC Spring Boot
  33. Database discovery adds support for JDBC Spring Namespace
  34. Database discovery adds support for openGauss
  35. Shadow DB adds support for logical data source transfer
  36. Add data type validator for column matching shadow algorithm
  37. Add support for xa start/end/prepare/commit/recover in encrypt case with only one data source

API Change

  1. Redesign the database discovery related DistSQL syntax
  2. In DistSQL, the keyword GENERATED_KEY is adjusted to KEY_GENERATE_STRATEGY
  3. Native authority provider is marked as deprecated and will be removed in a future version
  4. Scaling: Move scaling configuration from server.yaml to config-sharding.yaml
  5. Scaling: Rename clusterAutoSwitchAlgorithm SPI to completionDetector and refactor method parameter
  6. Scaling: Data consistency check API method rename and return type change
  7. Database discovery module API refactoring
  8. Readwrite-splitting supports static and dynamic configuration
  9. Shadow DB remove the enable configuration
  10. Shadow algorithm type modified

Enhancement

  1. Improve load multi single table performance
  2. Remove automatically added order by primary key clause
  3. Optimize binding table route logic without sharding column in join condition
  4. Support update sharding key when the sharding routing result keep the same
  5. Optimize rewrite engine performance
  6. Support select union/union all ... statements by federation engine
  7. Support insert on duplicate key update sharding column when route context keep same
  8. Use union all to merge sql route units for simple select to improve performance
  9. Supports autocommit in ShardingSphere-Proxy
  10. ShardingSphere openGauss Proxy supports sha256 authentication method
  11. Remove property java.net.preferIPv4Stack=true from Proxy startup script
  12. Remove the verification of null rules for JDBC
  13. Optimize performance of executing openGauss batch bind
  14. Disable Netty resource leak detector by default
  15. Supports describe prepared statement in PostgreSQL / openGauss Proxy
  16. Optimize performance of executing PostgreSQL batched inserts
  17. Add instance_id to the result of SHOW INSTANCE LIST
  18. Support to use instance_id to perform operations when enable/disable a proxy instance
  19. Support auto creative algorithm when CREATE SHARDING TABLE RULE, reducing the steps of creating rule
  20. Support specifying an existing KeyGenerator when CREATE SHARDING TABLE RULE
  21. DROP DATABASE supports IF EXISTS option
  22. DATANODES in SHARDING TABLE RULE supports enumerated inline expressions
  23. CREATE/ALTER SHARDING TABLE RULE supports complex sharding algorithm
  24. SHOW SHARDING TABLE NODES supports non-inline scenarios (range, time, etc.)
  25. When there is only one read data source in the readwrite-splitting rule, it is not allowed to be disabled
  26. Scaling: Add basic support of chunked streaming data consistency check
  27. Shadow algorithm decision logic optimization to improve performance

Refactor

  1. Refactor federation engine scan table logic
  2. Avoid duplicated TCL SQL parsing when executing prepared statement in Proxy
  3. Scaling: Add pipeline modules to redesign scaling
  4. Scaling: Refactor several job configuration structure
  5. Scaling: Precalculate tasks splitting and persist in job configuration
  6. Scaling: Add basic support of pipeline-core code reuse for encryption job
  7. Scaling: Add basic support of scaling job and encryption job combined running
  8. Scaling: Add input and output configuration, including workerThread and rateLimiter
  9. Scaling: Move blockQueueSize into streamChannel
  10. Scaling: Change jobId type from integer to text
  11. Optimize JDBC to load only the specified schema
  12. Optimize meta data structure of the registry center
  13. Rename Note shadow algorithm to HINT shadow algorithm

Bug Fix

  1. Support parsing function
  2. Fix alter table drop constrain
  3. Fix optimize table route
  4. Support Route resource group
  5. Support parsing binlog
  6. Support postgreSql/openGauss '&' and '|' operator
  7. Support parsing openGauss insert on duplicate key
  8. Support parse postgreSql/openGauss union
  9. Support query which table has column contains keyword
  10. Fix missing parameter in function
  11. Fix sub query table with no alias
  12. Fix utc timestamp function
  13. Fix alter encrypt column
  14. Support alter column with position encrypt column
  15. Fix delete with schema for postgresql
  16. Fix wrong route result caused by oracle parser ambiguity
  17. Fix projection count error when use sharding and encrypt
  18. Fix npe when using shadow and readwrite_splitting
  19. Fix wrong metadata when actual table is case insensitive
  20. Fix encrypt rewrite exception when execute multiple table join query
  21. Fix encrypt rewrite wrong result with table level queryWithCipherColumn
  22. Fix parsing chinese
  23. Fix encrypt exists sub query
  24. Fix full route caused by the MySQL BINARY keyword in the sharding condition
  25. Fix getResultSet method empty result exception when using JDBCMemoryQueryResult processing statement
  26. Fix incorrect shard table validation logic when creating store function/procedure
  27. Fix null charset exception occurs when connecting Proxy with some PostgreSQL client
  28. Fix executing commit in prepared statement cause transaction status incorrect in MySQL Proxy
  29. Fix client connected to Proxy may stuck if error occurred in PostgreSQL with non English locale
  30. Fix file not found when path of configurations contains blank character
  31. Fix transaction status may be incorrect cause by early flush
  32. Fix the unsigned datatype problem when query with PrepareStatement
  33. Fix protocol violation in implementations of prepared statement in MySQL Proxy
  34. Fix caching too many connections in openGauss batch bind
  35. Fix the problem of missing data in SHOW READWRITE_SPLITTING RULES when db-discovery and readwrite-splitting are used together
  36. Fix the problem of missing data in SHOW READWRITE_SPLITTING READ RESOURCES when db-discovery and readwrite-splitting are used together
  37. Fix the NPE when the CREATE SHARDING TABLE RULE statement does not specify the sub-database and sub-table strategy
  38. Fix NPE when PREVIEW SQL by schema.table
  39. Fix DISABLE statement could disable readwrite-splitting write data source in some cases
  40. Fix DIABLE INSTANCE could disable the current instance in some cases
  41. Fix the issue that user may query the unauthorized logic schema when the provider is SCHEMA_PRIVILEGES_PERMITTED
  42. Fix NPE when authority provider is not configured
  43. Scaling: Fix DB connection leak on XA initialization which triggered by data consistency check
  44. Scaling: Fix PostgreSQL replication stream exception on multiple data sources
  45. Scaling: Fix migrating updated record exception on PostgreSQL incremental phase
  46. Scaling: Fix MySQL 5.5 check BINLOG_ROW_IMAGE option failure
  47. Scaling: Fix PostgreSQL xml data type consistency check
  48. Fix database discovery failed to modify cron configuration
  49. Fix single read data source use weight loadbalance algorithm error
  50. Fix create redundant data souce without memory mode
  51. Fix column value matching shadow algorithm data type conversion exception

Change Log

  1. MILESTONE
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