v2.0

This article describes the release notes for VeloDB Core v2.0.

Note VeloDB Core v2.0 was developed based on Apache Doris v1.1 (opens in a new tab).

v2.0.15 (January 5, 2023)

New Features

Improvements

Optimized copy into delete sign.
Supported the ability to automatically determine whether the object information is valid when executing copy into to create a stage.
Optimized partition level tablet balance .
Added checking of cache configuration parameter types.
Optimized tablet sink profile.
Improved the permission system.

Bug Fixes

Fixed the problem of misjudgment of stale request in sync_tablet_rowsets.
Fixed load job leak issue.
Fixed partition level balance bug.

New Features

Improvements

Optimized the performance of import and write to s3.
After the imported Segment index is uploaded to the object storage, it will be entered into the read cache in advance.

Bug Fixes

Fixed the issue where the data types of planning and execution did not match when importing parquet, causing log import to fail.
Fixed issue with importing across clusters.

New Features

Supported the copy into statement additional condition delete on.
Supported the show data statement to display the data volume of the entire warehouse.

Improvements

Bug Fixes

Fixed the issue of inconsistent warehouse behavior when executing drop cluster.

Improvements

Supported verifying the validity of object storage information when executing create stage.

Bug Fixes

Fixed the issue where the write cache may be deleted prematurely.
Fixed the issue where cache might not be hit.
Fixed the issue where non-colocate table tablets could be unevenly distributed.