TiDB Weekly

News & blog posts

April 8th, 2020 is the 5th anniversary of PingCAP. Last week, we published an article written by our CTO Ed Huang to look back and to share his thoughts about the future of databases. The full article is here:

A Peek into the Future of Database: A Unified Infrastructure to Adapt Intelligently

Last week, we also published a post that walks you through TiDB 4.0's highlights across its deployment, use, operations and maintenance, ecosystem, and cloud services. You're welcome to join us in TiDB Community Slack to give us advice or feedback on your user experience. The full article is here:

TiDB 4.0 Preview: An Easier-to-Use, Production-Ready HTAP Database

Community

New contributors

tidb:

• time-and-fate

docs:

• mmyj

docs-cn:

• wyuchen007
• piperck

parser:

• cncal

Call for participation

TiDB

• All help-wanted issues in TiDB

TiKV

• To support removing bad Regions by one command
• To combine the store balance rate and the store limit
• All help-wanted issues in TiKV
• All help-wanted issues in PD

Updates of the week

Progress

Last week, we landed 100 PRs in the TiDB repository and 32 PRs in the TiKV and PD repositories.

TiDB

• Enable the inline projection for MergeJoin
• Support adding multiple columns

TiDB Dashboard

• Remove some dependencies

TiUP

• The mirrors component is released, which is used to build a local mirror of TiUP and make TiUP available in offline scenarios.

TiKV

• Improve TiKV metrics performance for tidb_query and engine_rocks
• Make ChangeCmd a significant message
• Set the term in the read index response
• Remove the scan cache and add the ObserveID

PD

• Support the rate control for removing peers
• Implement the recovery progress
• Update the state change process

On-going TiDB event

TiDB Usability Challenge Program