TiDB user group

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TiDB user group

7/2/19

The TiDB 3.0 GA version is released!

Here I present you TiDB 3.0 GA which delivers stability at scale and performance boost! Check out the

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The TiDB 3.0 GA version is released!

Here I present you TiDB 3.0 GA which delivers stability at scale and performance boost! Check out the

7/2/19

Kolbe (PingCAP)

5/31/19

Join us in TiDB Community Slack!

Hello! We're not doing away with this Google Group or anything, but a lot of communities are

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Join us in TiDB Community Slack!

Hello! We're not doing away with this Google Group or anything, but a lot of communities are

5/31/19

Luanjuan Mao, … Morgan Tocker (PingCAP)10

1/28/19

tcp error: write: broken pipe

On Friday, June 8, 2018 at 10:59:08 AM UTC+8, Luanjuan Mao wrote: how can i fix the problem expect

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tcp error: write: broken pipe

On Friday, June 8, 2018 at 10:59:08 AM UTC+8, Luanjuan Mao wrote: how can i fix the problem expect

1/28/19

Wilfred Chau, … Morgan Tocker (PingCAP)16

1/28/19

Ran a count(*) aggregate query on a 500 million rows table, it failed

Hi Wilfred, > I ran 5 select in a session in sequence. 2 out of 5 ran successfully, the remaining

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Ran a count(*) aggregate query on a 500 million rows table, it failed

Hi Wilfred, > I ran 5 select in a session in sequence. 2 out of 5 ran successfully, the remaining

1/28/19

travis, Morgan Tocker (PingCAP)2

1/28/19

what does "Mvcc(WriteConflict" mean?

Hi travis, On Tuesday, November 27, 2018 at 10:59:02 AM UTC+8, travis wrote: i am testing using a

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what does "Mvcc(WriteConflict" mean?

Hi travis, On Tuesday, November 27, 2018 at 10:59:02 AM UTC+8, travis wrote: i am testing using a

1/28/19

dragam, shenli3

11/10/18

Can I run a PD, a TiDB and a TiKV all on the one machine?

Hi Shenli, > It is possible. But we do not recommend to deploy tikv and pd on the same >

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Can I run a PD, a TiDB and a TiKV all on the one machine?

Hi Shenli, > It is possible. But we do not recommend to deploy tikv and pd on the same >

11/10/18

Chun Chen, … Morgan Tocker3

8/4/18

ERROR 1105 (HY000): Unknown charset id 255

On Fri, Aug 3, 2018 at 3:38 AM Chun Chen <chen...@pingcap.com> wrote: > > This error is

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ERROR 1105 (HY000): Unknown charset id 255

On Fri, Aug 3, 2018 at 3:38 AM Chun Chen <chen...@pingcap.com> wrote: > > This error is

8/4/18

Chun Chen, Menglong Huang2

8/3/18

Re: How to add the `label` configuration if `label` of TiKV was not configured when I deployed the TiDB

First of all, you need to register location labels to PD. This is normally done by using pd-ctl: »

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Re: How to add the `label` configuration if `label` of TiKV was not configured when I deployed the TiDB

First of all, you need to register location labels to PD. This is normally done by using pd-ctl: »

8/3/18

6/4/18

General error: 2006 MySQL server has gone away

the client would got the error(General error: 2006 MySQL server has gone away) if there is no data to

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General error: 2006 MySQL server has gone away

the client would got the error(General error: 2006 MySQL server has gone away) if there is no data to

6/4/18

Wilfred Chau, … Peng Qu13

5/19/18

tiDB error messages

Hi Chau, Loader implements importing data and updating checkpoint table in one transaction. So

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tiDB error messages

Hi Chau, Loader implements importing data and updating checkpoint table in one transaction. So

5/19/18

Wilfred Chau, shenli4

5/7/18

tiDb docker crashing

Hi Shenli, I used loader to import the mydumper backup but it failed with these errors; 2018/05/06 06

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tiDb docker crashing

Hi Shenli, I used loader to import the mydumper backup but it failed with these errors; 2018/05/06 06

5/7/18

ddorian43, Ewan Chou3

5/3/18

Append / remove unique elements from JSON columns by value ?

Looks like appending / removing isn't yet supported. On Thursday, May 3, 2018 at 8:15:34 PM UTC+2

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Append / remove unique elements from JSON columns by value ?

Looks like appending / removing isn't yet supported. On Thursday, May 3, 2018 at 8:15:34 PM UTC+2

5/3/18

ddorian43, Ewan Chou2

5/3/18

Duplicated columns when index already has primary-keys columns

Hi, They are two separate indices, the primary key is `a/b`, the other one is `b/a`. On Thursday, May

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Duplicated columns when index already has primary-keys columns

Hi, They are two separate indices, the primary key is `a/b`, the other one is `b/a`. On Thursday, May

5/3/18

ddorian43, Ewan Chou2

5/3/18

Query to get next value from sequence ?

Hi. we don't have a function to get the auto-id. On Thursday, May 3, 2018 at 6:50:19 PM UTC+8,

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Query to get next value from sequence ?

Hi. we don't have a function to get the auto-id. On Thursday, May 3, 2018 at 6:50:19 PM UTC+8,

5/3/18

ddorian43, Ewan Chou2

5/3/18

Pseudo Perfect Hashing of INT64 -> INT64 to distribute autoincrement values

Hi, We support a `shard_rowid_bits` syntax that shards an implicit row id. See https://github.com/

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Pseudo Perfect Hashing of INT64 -> INT64 to distribute autoincrement values

Hi, We support a `shard_rowid_bits` syntax that shards an implicit row id. See https://github.com/

5/3/18

James Hartig, … Menglong Huang5

4/18/18

Multi-region TIKV sharding/scheduling

Just like @tl introduced, currently PD does not support the advanced replica placement strategy you

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Multi-region TIKV sharding/scheduling

Just like @tl introduced, currently PD does not support the advanced replica placement strategy you

4/18/18

Rahul Vaidya, … Janggoon Lee3

4/14/18

Minimum requirements for TiDB cluster?

The documentation is expecting a super beefy setup even for the development environment Im also

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Minimum requirements for TiDB cluster?

The documentation is expecting a super beefy setup even for the development environment Im also

4/14/18

Wilfred Chau, chen...@pingcap.com3

4/14/18

Using loader to restore a MyDumper backup is slow.

Thanks. When do you expect the new import tool be available? Fyi. We loaded 179GB (mydump

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Using loader to restore a MyDumper backup is slow.

Thanks. When do you expect the new import tool be available? Fyi. We loaded 179GB (mydump

4/14/18

王国真, shenli2

4/8/18

The meaning of `LeaderWeight` in pd ?

Typically, the scheduler of a PD considers the ability of different store(ie tikv-server) to process

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The meaning of `LeaderWeight` in pd ?

Typically, the scheduler of a PD considers the ability of different store(ie tikv-server) to process

4/8/18

4/3/18

Weekly Update 2018-04-02

New contributors (Thanks!) chenyangyang 何晨康晓宁 MatthiasSchuster Weekly update in TiDB Last week, we

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Weekly Update 2018-04-02

New contributors (Thanks!) chenyangyang 何晨康晓宁 MatthiasSchuster Weekly update in TiDB Last week, we

4/3/18

3/27/18

Weekly Update 2018-03-26

New contributors (Thanks!) lwh csmoe wspsxing Ryan Brewster Weekly update in TiDB Last week, we

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Weekly Update 2018-03-26

New contributors (Thanks!) lwh csmoe wspsxing Ryan Brewster Weekly update in TiDB Last week, we

3/27/18

3/27/18

TiDB 2.0 RC3 Release Notes

On March 23, 2018, TiDB 2.0 RC3 is released. This release has great improvement in MySQL

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TiDB 2.0 RC3 Release Notes

On March 23, 2018, TiDB 2.0 RC3 is released. This release has great improvement in MySQL

3/27/18

TiDB user group

3/20/18

Weekly Update 2018-03-19

New contributors (Thanks!) TiKV: Hugo Wang Docs-cn: 康晓宁 Weekly update in TiDB Last week, we landed 60

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Weekly Update 2018-03-19

New contributors (Thanks!) TiKV: Hugo Wang Docs-cn: 康晓宁 Weekly update in TiDB Last week, we landed 60

3/20/18

3/13/18

TiDB 2.0 RC1 Release Notes

On March 9, 2018, TiDB 2.0 RC1 is released. This release has great improvement in MySQL compatibility

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TiDB 2.0 RC1 Release Notes

On March 9, 2018, TiDB 2.0 RC1 is released. This release has great improvement in MySQL compatibility

3/13/18

3/13/18

Weekly update 2018-03-12

TiDB 2.0 RC1 release TiDB 2.0 RC1 is released. This release has great improvement in MySQL

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Weekly update 2018-03-12

TiDB 2.0 RC1 release TiDB 2.0 RC1 is released. This release has great improvement in MySQL

3/13/18

gaoqu...@gmail.com, … Arthur5

3/8/18

regions not release while drop database

When you talk about "region", do you mean "Current Regions Count" (which is a

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regions not release while drop database

When you talk about "region", do you mean "Current Regions Count" (which is a

3/8/18

3/7/18

Weekly update 2018-03-05

Weekly update in TiDB Last week, we landed 27 PRs in the TiDB repositories. Added Support stream

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Weekly update 2018-03-05

Weekly update in TiDB Last week, we landed 27 PRs in the TiDB repositories. Added Support stream

3/7/18

冉启强, … huga...@pingcap.com8

3/1/18

您好： 1. 若您希望在tithriftserver中看到TiDB中的表，需要用tispark的启动脚本来启动，原理是我们更改了启动逻辑，会在启动时映射TiDB数据库，如果用spark原生脚本启动的话不

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您好： 1. 若您希望在tithriftserver中看到TiDB中的表，需要用tispark的启动脚本来启动，原理是我们更改了启动逻辑，会在启动时映射TiDB数据库，如果用spark原生脚本启动的话不

3/1/18

gmin...@gmail.com, Xia Li4

2/28/18

不能创建表，也不能创建库

About slow to run DDL statements, you can refer to FAQ About cancel DDL statements, you can refer to

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不能创建表，也不能创建库

About slow to run DDL statements, you can refer to FAQ About cancel DDL statements, you can refer to

2/28/18

2/28/18

Weekly Update 2018-02-26

Weekly update in TiDB Last two weeks, we landed 27 PRs in the TiDB repositories. Added Support the

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Weekly Update 2018-02-26

Weekly update in TiDB Last two weeks, we landed 27 PRs in the TiDB repositories. Added Support the

2/28/18

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