v2.3
This article describes the release notes for VeloDB Core v2.3.
Note VeloDB Core v2.3 was developed based on Apache Doris v1.2 (opens in a new tab).
v2.3.11 (October 16, 2023)
Improvements
- Optimized the balance strategy.
Bug Fixes
- Fixed the query failure problem caused by replace tmp partition.
v2.3.10 (September 20, 2023)
Bug Fixes
- Fixed the problem of time extension in copy into import method.
v2.3.9 (September 11, 2023)
Bug Fixes
- Fixed the problem that the in operator for bitmap type columns caused the query to be unavailable.
- Fixed decimal calculation accuracy problem.
- Fixed the bug that when the alter statement changes more columns, the key column changes will also go through lightweight schema change.
v2.3.8 (August 29, 2023)
Improvements
- Optimized the speed of importing and uploading small objects.
Bug Fixes
- Fixed the problem of incorrect division accuracy in decimal v3 in some cases (increased 100 times accuracy).
v2.3.7 (August 2, 2023)
Bug Fixes
- Fixed the issue where incorrect type inference for decimal v2 calculations resulted in inaccurate precision.
- Fixed the issue where create catalog relied on an external driver, causing the warehouse to fail to start.
- Fixed the issue where indexes will be created for all columns when adding bitmap index (which may cause data import failure).
- Fixed the issue where the default value of the copy into import method does not take effect.
v2.3.6 (July 25, 2023)
Improvements
- Improved the usability of the import function.
- The round precision behavior of decimal v2 is supported and is compatible with decimal v3.
Bug Fixes
- Fixed the issue where queries could get stuck.
- Fixed the problem of access failure that may report 403 when importing error_log.
v2.3.5 (July 19, 2023)
Improvements
- Reduced the delay when importing small batches of data with partition skew.
- Added the limit configuration of the length of the audit log insert into statement, and the default is 4KB truncation.
- Improved remote IO efficiency and accelerated query speed.
Bug Fixes
- Fixed the issue where an error would be prompted if the column name in the delete statement condition was capitalized.
- Fixed known memory leak issue.
- Fixed the issue where tablet balance could be uneven.
- Fixed the issue where node restart might cause query failure.
- Fixed the problem of OSS S3 load error and added AWS_PROVIDER attribute.
v2.3.4 (July 7, 2023)
Bug Fixes
- Fixed the issue where queries might become unavailable.
v2.3.3 (July 3, 2023)
Improvements
- Speeded up node restart speed and improved availability.
Bug Fixes
- Fixed several memory leak issues.
v2.3.2 (June 27, 2023)
Improvements
- Upgraded the warehouse mariadb client version.
- Reduced the dimension statistics of file cache metrics.
- Added indicators for warehouse Fragment execution.
Bug Fixes
- Fixed the issue where the query is canceled but the hash table is not released during query execution.
- Fixed the bug that inverted index files were not recycled after compaction.
- Added null check to sql parser.
- Fixed the bug that some segments could not be opened after limit optimization.
v2.3.0 (May 16, 2023)
New Features
- Supported MySQL TLS connection (closed by default, enabling it requires separate configuration, and requires mysql client 5.0.38 or above).
- Supported Prepare stmt.
- Supported smooth node reduction, reducing query performance jitter during cluster size reduction.
- Supported smooth upgrade and improved the import success rate during version upgrade.
Improvements
- Further improved data security.
- Improved the stability of the copy into import method.
- Provideed better account/data isolation mechanism.
Bug Fixes
- Synchronized several bug fixes of Apache Doris v1.2.4 (opens in a new tab).
- Fixed the problem that hard disk space could not be cleared in time.