Weekly update in TiDB

Last week, we landed 68 PRs in the TiDB repositories.

Added

• Support the Delete operation for table partition
• Support analyzing the partition table

Fixed

• Fix the union result when mixing signed and unsigned columns
• Add BatchPut for RawKV
• Fix a bug about wrong copying in index join
• Fix a panic caused by the local feedback
• Fix a bug in decimal multiplication
• Sort user records in the privilege cache
• Fix TruncateTo
• Fix a bug of update with an outer join
• Fix admin cleanup index for non-unique handles in a unique index
• Fix a bug when eliminating a projection
• Skip inner rows when the join keys contain NULL

Improved

• Support fast path point select
• Always choose the smaller child as the outer table for IndexJoin
• Remove FromID from expression.Column
• Add default value check of the primary key when creating a table
• Use the revive linter

Weekly update in TiKV and PD

Last week, we landed 30 PRs in the TiKV and PD repositories.

Added

• Support specifying the time zone by name
• Add etcd Raft state metrics
• Add hierarchy in the error code

Fixed

• Fix the issue that the operator kind is not set correctly
• Fix a bug in from_bytes
• Perform GC on stale peers which send pre-vote messages

Improved

• Use RangeProperties instead of SizeProperties
• Optimize scan_lock
• Refactor Row in the executor
• Avoid reading etcd if possible
• Reduce Key related memcpy
• Export the seek_region interface

New contributors (Thanks!)

TiDB:

• hhxcc

TiKV:

• TennyZhuang
• lerencao

TiSpark:

• ariesdevil

docs-cn:

• motian