2018-08-06-tidb-weekly.md

title	date	summary	tags
Weekly update (July 30 ~ August 05, 2018)	2018-08-06	Last week, we landed 68 PRs in the TiDB repositories and 30 PRs in the TiKV and PD repositories.	TiDB TiKV PD

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