version about odbc

2024-06-07 Thread Yuan Tian
Hi all, I found that in master branch, we've already upgraded the version to 1.3.3-SNAPSHOT, but the examples about odbc module is missed? [image: image.png] Best regards, - Yuan Tian

Re: [DISCUSS] GH Actions optimizations

2024-06-05 Thread Yuan Tian
e this: > > https://ge.apache.org/scans/tests?search.rootProjectNames=*IoTDB*=Europe%2FBratislava=FLAKY > Is a lot better than having to continuously go back to your PRs and click > on “re-run failed tests” > > Chris > > Von: Yuan Tian > Datum: Mittwoch, 5. Juni 2024 um 03:

Re: Prepare releasing 1.3.2?

2024-06-02 Thread Yuan Tian
Hi haonan, +1(binding), looking forward to exciting v1.3.2 Best regards, Yuan Tian On Mon, Jun 3, 2024 at 9:45 AM Haonan Hou wrote: > Hi all, > > IoTDB v1.3.1 has released over 1 month. In this month, we did a lot over > bug fixes and improvements. I think

Re: [VOTE] Release IotDB-Tools: Thrift artifacts (for Apache Thrift 0.20.0)

2024-05-28 Thread Yuan Tian
+1 (binding) On Tue, May 28, 2024 at 10:40 PM Christofer Dutz wrote: > Hi all, > > I after fixing some issues in the cmake-maven-plugin, have I updated the > iotdb-bin-resources module to use these. > Now we can stage Apache Thrift binaries for all platforms. > > In order to test, if Apache

Develop branch of TsFile for IoTDB

2024-05-23 Thread Yuan Tian
regards, --- Yuan Tian

Re: Re: Introducing a memory control mechanism during the query planning stage #12573

2024-05-23 Thread Yuan Tian
Hi hongying, sure, feel free to discuss anything about any modules of IoTDB in mail list. On Thu, May 23, 2024 at 2:42 PM 张洪胤 wrote: > hi, yuan tian, I am investigating the memory management mechanisms of > Oracle, PostgreSQL, and other databases, and sorting out the current

Re: Introducing a memory control mechanism during the query planning stage #12573

2024-05-23 Thread Yuan Tian
Hi hongying, looking forward to your unified memory management framework for IoTDB. On Thu, May 23, 2024 at 12:11 PM Hongyin Zhang wrote: > +1, brilliant job! This work allowed me to learn a lot, which laid a solid > foundation for subsequent system memory control and improved the system's >

Re: Introducing a memory control mechanism during the query planning stage #12573

2024-05-22 Thread Yuan Tian
Hi lanyu, Nice work! On Thu, May 23, 2024 at 11:09 AM Liao Lanyu <1435078...@qq.com.invalid> wrote: > Hi, > Currently, the IoTDB query engine does not implement memory control at the > FE (Frontend) stage. In scenarios with massive series queries (e.g., select > * from root.**), the query plans

Re: [DISCUSS] Drop Java 8?

2024-05-16 Thread Yuan Tian
Hi Chris, It seems that a lot of people still use jdk1.8 in their product environment. Best regards, - Yuan Tian On Thu, May 16, 2024 at 8:10 PM Christofer Dutz wrote: > Hi all, > > starting this new thread as I am not sure if others are reading the > Jakar

Re: Handling Duplicate Timestamps

2024-05-13 Thread Yuan Tian
Hi Trevor, By "rejects duplicates", you mean you want to keep the first duplicate timestamp and its corresponding values?(because the following duplicated ones will be rejected) Best regards, ---- Yuan Tian On Mon, May 13, 2024 at 6:24 PM Trevor H

Re: Handling Duplicate Timestamps

2024-05-09 Thread Yuan Tian
Hi Trevor, Now we will override the duplicate timestamp with a newer one. There is nothing we can do about it now. Best regards, --- Yuan Tian On Wed, May 8, 2024 at 5:31 PM Trevor Hart wrote: > Hello > > > > I’m aware that when inserting a duplicate times

Re: Test

2024-05-07 Thread Yuan Tian
Aha, this one is received

Re: [VOTE] Apache IoTDB 1.3.1 RC2 release

2024-04-21 Thread Yuan Tian
) values(3,3); insert into root.turbine.d2(time,s0) values(now(),1); insert into root.turbine.d2(time,s0) values(now(),2); insert into root.turbine.d2(time,s0) values(now(),3); select ** from root; select ** from root align by device; Best, - Yuan Tian On Fri, Apr 19, 2024 at 5

Remove TsFile module in IoTDB Project

2024-04-19 Thread Yuan Tian
Hi all, I've just merged this pr(https://github.com/apache/iotdb/pull/12283), now tsfile module source code have all been removed from IoTDB project and using pom to depend on TsFile Project. Best regards, -- Yuan Tian

Re: spotless::apply doesn't take effect

2024-04-14 Thread Yuan Tian
just ignoring me, I found that I use jdk-21 on my computer. On Sun, Apr 14, 2024 at 2:23 PM Yuan Tian wrote: > Hi all, > > I found that the `mvn spotless::apply -P with-integration-tests` command > won't take effect in master branch, is that command changed? >

spotless::apply doesn't take effect

2024-04-14 Thread Yuan Tian
Hi all, I found that the `mvn spotless::apply -P with-integration-tests` command won't take effect in master branch, is that command changed? Best regards, --- Yuan Tian

Biweekly meeting about iotdb & tsfile project

2024-04-10 Thread Yuan Tian
. If you have anything else you want to discuss at the biweekly meeting, you can send it to me in advance and I will list it in the document in advance. The meeting link is: https://meeting.tencent.com/dm/6BkPsKOYyzt9 The meeting No. is: 706-6364-8152 Best regards, --- Yuan

Re: New Table Model for IoTDB

2024-04-10 Thread Yuan Tian
it. Best regards, --- Yuan Tian On Wed, Apr 10, 2024 at 3:56 PM Trevor Hart wrote: > > > > > Can you clarify whether the old tree model exists in > parallel?I can see the table being useful when querying one device but I > hope we can st

Re: Loading tuples with duplicate timestamps

2024-04-08 Thread Yuan Tian
Hi Cheongu, This should be a bug and may be already fixed in v1.3.0, you can try with V1.3.0 again. If you can replay this again in V1.3.0, can you give us a complete replay way? like your sample data and ingestion program. Best regards, Yuan Tian On Mon, Apr 8, 2024

New Table Model for IoTDB

2024-04-07 Thread Yuan Tian
. Best regards, -- Yuan Tian

Re: Get Full Row Count?

2024-04-03 Thread Yuan Tian
Hi Trevor, Maybe you can try count_time agg function, https://iotdb.apache.org/UserGuide/latest/Reference/Function-and-Expression.html#count-time . select count_time(*) from root.logs.device; Best regards, - Yuan Tian On Thu, Apr 4, 2024 at 2:24 AM Trevor Hart wrote

Re: Biweekly meeting about iotdb & tsfile project

2024-03-27 Thread Yuan Tian
Hi Pengcheng, Yes, the next meeting will be at 8:00 PM (UTC+08:00) tomorrow. The meeting will be in Chinese. Best regards, -- Yuan Tian On Wed, Mar 27, 2024 at 9:40 AM Pengcheng Zheng wrote: > Hi Yuan, > > Exciting :) > > So it is at 8:00 PM (UTC+

Biweekly meeting about iotdb & tsfile project

2024-03-26 Thread Yuan Tian
it in the document in advance, or you can just fill that in the feishu doc( https://apache-iotdb.feishu.cn/docx/NPZSdeiw2o31ZtxcP4rcsen7nKh). The meeting link is: https://meeting.tencent.com/dm/6BkPsKOYyzt9 The meeting No. is: 706-6364-8152 Best regards, Yuan Tian

Re: Rebase master before merging recent CI finished pr

2024-03-21 Thread Yuan Tian
BTW, that pr is https://github.com/apache/iotdb/pull/12177, and related feishu doc is https://apache-iotdb.feishu.cn/docx/DSDNdCBwBo7siKx49PJct7oCnHr On Thu, Mar 21, 2024 at 6:07 PM Yuan Tian wrote: > Hi all, > > We've just merged a pr to refactor the IDeviceID which is preparing

Rebase master before merging recent CI finished pr

2024-03-21 Thread Yuan Tian
in compiling stage). Best regards, --- Yuan Tian

Re: Inquiry Regarding Key Column Creation for IoTDB

2024-02-17 Thread Yuan Tian
Hi Trevor, Now there is no `group by device` in IoTDB, what you want may be the `align by device` clause. Best regards, --- Yuan Tian On Fri, Feb 16, 2024 at 5:48 AM Trevor Hart wrote: > Would it not be better to utilise the hierarchy in IoTDB? This saves sp

UDAF feature

2024-02-06 Thread Yuan Tian
/udf/src/main/java/org/apache/iotdb/udf/UDAFExample.java Best regards, -- Yuan Tian

Re: Inquiry Regarding Duplicate Tuples at the same time for Apache-IoTDB

2024-01-25 Thread Yuan Tian
feel free to join our community slack through this url: https://join.slack.com/t/apacheiotdb/shared_invite/zt-2bolm5rfk-0Yimdz7Kp_ZRCIVgJmxoKA On Fri, Jan 26, 2024 at 2:37 PM Yuan Tian wrote: > And if you like, we can talk on the slack channel because mail > lists cannot use atta

Re: Inquiry Regarding Duplicate Tuples at the same time for Apache-IoTDB

2024-01-25 Thread Yuan Tian
And if you like, we can talk on the slack channel because mail lists cannot use attachment. On Fri, Jan 26, 2024 at 1:25 PM 김천구 wrote: > *Urgent Issue:* > I was testing on a Linux server with IoTDB version 1.2.2. > After briefly turning it off with 'stop-standalone.sh' and attempting to >

Re: Inquiry Regarding Duplicate Tuples at the same time for Apache-IoTDB

2024-01-25 Thread Yuan Tian
Hi, Have you tried to use the up to date V1.3.0? Maybe upgrade is helpful. Best regards, Yuan Tian On Fri, Jan 26, 2024 at 1:25 PM 김천구 wrote: > *Urgent Issue:* > I was testing on a Linux server with IoTDB version 1.2.2. > After briefly turning it off w

Re: Inquiry Regarding Duplicate Tuples at the same time for Apache-IoTDB

2024-01-25 Thread Yuan Tian
so the order in result set is also meaningless. Best regards, ------ Yuan Tian On Mon, Jan 22, 2024 at 10:32 AM 김천구 wrote: > Dear Yuan Tian > > Thank you for your reply. Your response was very helpful. > But I have an additional question here. > > Sin

Re: Inquiry Regarding Duplicate Tuples at the same time for Apache-IoTDB

2024-01-25 Thread Yuan Tian
to create a secondary index on other columns(but it's planned). Best regards, -- Yuan Tian On Wed, Jan 24, 2024 at 8:36 AM 김천구 wrote: > And I have a few more additional questions. > > Q3) Since all information is stored as time and value pairs, can it be said >

Re: Inquiry Regarding Duplicate Tuples at the same time for Apache-IoTDB

2024-01-18 Thread Yuan Tian
make them not have duplicate timestamps in one car or you can just explain why your data have so many duplicate timestamps in one car. Best regards, ---- Yuan Tian On Thu, Jan 18, 2024 at 10:12 AM 김천구 wrote: > Dear Apache IoTDB Development Team > > Greetings, My

Re: [DISCUSS] Switch from Singletons to using a component-framework?

2024-01-09 Thread Yuan Tian
that it will clear the resource safely and totally. And for the `singletons` part, I vote for using a component framework to do the weaving Best regards, - Yuan Tian On Tue, Jan 9, 2024 at 5:17 PM Christofer Dutz wrote: > Hi all, > > So, I am currently

Re: Anything needs PR to TsFile

2024-01-08 Thread Yuan Tian
Hi Jialin, Since I've just merged this pr https://github.com/apache/tsfile/pull/19, I've no other things to be merged. Best regards, -- Yuan Tian On Mon, Jan 8, 2024 at 12:39 PM Jialin Qiao wrote: > Hi, > > We plan to release the first version 1.0.0

Re: About Python interface of tsfile module

2024-01-05 Thread Yuan Tian
Hi yong, I think we may start to do it after we release our first version of tsfile project and tsfile-python should be in another separated repo. On Fri, Jan 5, 2024 at 9:43 PM liuyong wrote: > Hi, has the tsfile submodule planned to provide the native interface for > prevalent analytical

PRs about tsfile module

2024-01-05 Thread Yuan Tian
Hi all, Since we've already set up our tsfile repo, so if you want to make some changes to common-api and tsfile submodule in IoTDB repo, you also need to submit another pr for tsfile repo. Best regards, Yuan Tian

Re: Grafana集成问题

2024-01-03 Thread Yuan Tian
你好,邮件列表里的邮件是没有办法发送附件和图片的,如果想要附上图片,推荐您在github的issue上建一个新的issue On Thu, Jan 4, 2024 at 12:10 AM 赵未豪 wrote: > > 您好,请问在集成Grafana时下载插件一直出现故障无法下载是什么原因,详情见下图: > > 另外使用插件下载连接时发现链接( > https://grafana.com/api/plugins/apache-iotdb-datasource/versions/1.0.0/download > )无法进行访问 >

Re: [ANNOUNCE] Apache IoTDB 1.3.0 released

2024-01-01 Thread Yuan Tian
Congrats! Bests, --- Yuan Tian On Tue, Jan 2, 2024 at 9:47 AM Haonan Hou wrote: > The Apache IoTDB team is pleased to announce the release of Apache IoTDB > 1.3.0. > > Apache IoTDB (Database for Internet of Things) is an IoT native database > with high perfo

Re: Celebrating the Release of Ratis 3.0.0 on Our Community's Contributions

2023-12-26 Thread Yuan Tian
Wow, that's really good news. Congrats! On Tue, Dec 26, 2023 at 9:15 PM William Song wrote: > Dear Community Members, > > I am excited to announce the release of Ratis version 3.0.0, marking the > first major version update since IoTDB began utilizing Ratis for consensus > services. This

Re: Apache TsFile

2023-11-16 Thread Yuan Tian
Wow, that's really good news! Thanks Chris! Best, - Yuan Tian On Thu, Nov 16, 2023 at 4:52 PM Christofer Dutz wrote: > Hi all, > > so at yesterdays board meeting the Apache TsFile TLP proposal was > accepted. I am currently requesting things to be created. The

Re: Add -XX:+ExitOnOutOfMemoryError as default JVM parameter in datanode-env and confignode-env

2023-11-13 Thread Yuan Tian
Error` > > and `-XX:+HeapDumpOnOutOfMemoryError` in the user/DBA manual, which is > > important to find the root cause of OOM. > > > > Best, > > -- > > Gaofei Cao > > > > Yuan Tian 于2023年11月13日周一 19:52写道: > > > > > > Hi al

Add -XX:+ExitOnOutOfMemoryError as default JVM parameter in datanode-env and confignode-env

2023-11-13 Thread Yuan Tian
which means that we can keep both in jvm args and when OOM happens, it will firstly dump the heap memory and then exit. I've made this change in my pr(https://github.com/apache/iotdb/pull/11531). What do you think? Best, -- Yuan Tian

Re: iotdb bug汇报

2023-10-23 Thread Yuan Tian
可以尝试升级到更高版本的IoTDB,目前已发布的最新版本是1.2.2,可以从官网下载,之前的版本有一些内存泄漏的bug,在新版本中已经修复

Change schema temlpate to device template

2023-10-19 Thread Yuan Tian
, - Yuan Tian

Re: Rollcall TsFile initial committers

2023-10-15 Thread Yuan Tian
Hi Jialin, I would like to be the initial committer of TsFile. I've contributed to [Aligned]ChunkWriter, [Aligned]PageWriter, [Aligned]PageReader. I know very well about tsfile disk file structure and familiar with the query and write process of tsfile. Best, - Yuan Tian

Re: [VOTE] Apache IoTDB 1.2.2 RC1 release

2023-10-12 Thread Yuan Tian
) values(3,3); insert into root.turbine.d2(time,s0) values(now(),1); insert into root.turbine.d2(time,s0) values(now(),2); insert into root.turbine.d2(time,s0) values(now(),3); select ** from root; select ** from root align by device; Best, - Yuan Tian

Re: [DISCUSS] Incubating TsFile as an independent Apache project?

2023-10-07 Thread Yuan Tian
subsequent iterations. Best, - Yuan Tian

Re: [VOTE] Apache IoTDB 1.2.1 RC1 release

2023-09-15 Thread Yuan Tian
) values(3,3); insert into root.turbine.d2(time,s0) values(now(),1); insert into root.turbine.d2(time,s0) values(now(),2); insert into root.turbine.d2(time,s0) values(now(),3); select ** from root; select ** from root align by device; Best, - Yuan Tian

Re: iotdb quarter report (Q3)

2023-09-11 Thread Yuan Tian
Hi, +1. LGTM. Best, - Yuan Tian

Re: [VOTE] Apache IoTDB 1.2.0 RC2 release

2023-09-06 Thread Yuan Tian
) values(3,3); insert into root.turbine.d2(time,s0) values(now(),1); insert into root.turbine.d2(time,s0) values(now(),2); insert into root.turbine.d2(time,s0) values(now(),3); select ** from root; select ** from root align by device; Best, - Yuan Tian

Re: Blog post of mine about Apache IoTDB ;-)

2023-08-22 Thread Yuan Tian
BTW, This email was found in my spam list, just a reminder to prevent others on the mailing list from missing this great article. Best, -- Yuan Tian

Re: Blog post of mine about Apache IoTDB ;-)

2023-08-22 Thread Yuan Tian
So great!

Re: [VOTE] Release IotDB-Tools: Thrift artifacts

2023-08-21 Thread Yuan Tian
+1 (binding) So glad to see that. Best, - Yuan Tian On Mon, Aug 21, 2023 at 3:05 PM Christofer Dutz wrote: > Hi all, > > as you all might know, I have worked on streamlining our build for all > possible platforms. > In order to work around us havi

Re: [DISCUSS] Updating to a newer Thrift version?

2023-07-31 Thread Yuan Tian
Hi Chris, I remember that we tried to upgrade to 0.15.X before, but the performance declined. I'm not sure about that? Anyone else remember? Best, --- Yuan Tian

Re: [VOTE] Apache IoTDB 1.1.2 RC1 release

2023-07-25 Thread Yuan Tian
, - Yuan Tian

Re: Stop script addition -f

2023-07-24 Thread Yuan Tian
Hi Xuan, Photos and attachments in the mail-list won't be sent successfully, you can put them in a google doc or any other online documents that everyone can visit and then put the link address in your e-mail. Best, - Yuan Tian On Mon, Jul 24, 2023 at 10:35 AM xuan.w

Re: What's the mode of changing things in IoTDB?

2023-07-18 Thread Yuan Tian
Hi Chris, In general, RTC is the way to go, even if the changes are small. Best, --- Yuan Tian On Tue, Jul 18, 2023 at 3:59 PM Christofer Dutz wrote: > Hi all, > > So, before I start doing a few small little things (Like adding the SBOM > generation etc.), I want

Re: [DISCUSS] Setup Sonarcloud for IoTDB?

2023-07-14 Thread Yuan Tian
We would like to see that for sure. Best, -- Yuan Tian On Fri, Jul 14, 2023 at 10:13 PM Christofer Dutz wrote: > > We have to file a Jira ticket for Infra … but wanted to know, if it would be > ok for you folks for me to do that. > > Chris > > Von: Yuan Tian

Re: [DISCUSS] Setup Sonarcloud for IoTDB?

2023-07-14 Thread Yuan Tian
Aha, that's right. Do you know how to change that name? I didn't find where to change that name before. Best, Yuan Tian On Fri, Jul 14, 2023 at 9:31 PM Christofer Dutz wrote: > > Hehe … ok … so because of the “incubator” in there, I didn’t find it ;-) > > Chr

Re: Usage of Singleton pattern?

2023-07-14 Thread Yuan Tian
Sure! Do as you want! We would love to see these refactoring prs. Best, -- Yuan Tian On Fri, Jul 14, 2023 at 9:20 PM Christofer Dutz wrote: > > Aaah cool, > > and sorry for asking so much … much of IoTDBs history is not recorded and I’m > just starting to get

Re: Usage of Singleton pattern?

2023-07-14 Thread Yuan Tian
to change all these singletons. Good news is that we have strictly controlled the use of singletons in the new PRs, so there should be no more new ones. Best, Yuan Tian On Fri, Jul 14, 2023 at 7:14 PM Christofer Dutz wrote: > > Hi all, > > as I’m digging into IoTDB more

Re: [VOTE] Apache IoTDB 1.2.0 RC1 release

2023-07-10 Thread Yuan Tian
:248) at java.base/java.lang.Thread.run(Thread.java:829) ``` BTW, I used old pipe feature in v1.1.1 which has been redefined in V1.2.0. I think there may exist incompatibility problems. Best, -- Yuan Tian On Mon, Jul 10, 2023 at 3:12 PM Haonan Hou wrote: > > Hi all, >

Re: Change LZ4 to the default compressor

2023-07-08 Thread Yuan Tian
Hi, Since no one disagree and two +1 votes from PMC Members, I merged this pr(https://github.com/apache/iotdb/pull/10469). Now, the default compressor in master branch of IoTDB became LZ4. Best, -- Yuan Tian On Fri, Jul 7, 2023 at 11:10 AM yanze chen wrote: > > Hi all, >

Re: New Repo: iotdb-docs

2023-07-07 Thread Yuan Tian
+1 On Fri, Jul 7, 2023 at 11:58 AM Jialin Qiao wrote: > > Hi, > > To manage our different versions of doc uniformly and clean the folder > of code repo, I'd like to create a new repo: iotdb-docs. > > Then, we could put all versions(0.13, 1.0, 1.1, 1.2) of docs in the > main branch of iotdb-docs,

Re: Change LZ4 to the default compressor

2023-07-06 Thread Yuan Tian
Hi, vote for option 1: Change LZ4 to the default compressor, since it's a compatible changes. Best, --- Yuan Tian On Fri, Jul 7, 2023 at 11:10 AM yanze chen wrote: > > Hi all, > > In iot-benchmark experiment[1], we found that LZ4 outperformed SNAPPY in &g

Re: [VOTE] Apache IoTDB 1.1.0 RC2 release

2023-04-02 Thread Yuan Tian
(time,s0) values(1,1); insert into root.db.d1(time,s0) values(2,2); insert into root.db.d1(time,s0) values(3,3); select * from root.db.**; Best, Yuan Tian

Re: [VOTE] Apache IoTDB 1.1.0 RC1 release

2023-03-25 Thread Yuan Tian
] statements executed successfully: [ok] insert into root.db.d1(time,s0) values(1,1); insert into root.db.d1(time,s0) values(2,2); insert into root.db.d1(time,s0) values(3,3); select * from root.db.**; select count(*) from root.db.** group by level=1; Best, -- Yuan Tian On Sat, Mar 25, 2023

Re: [VOTE] Apache IoTDB 0.13.4 RC1 release

2023-02-09 Thread Yuan Tian
(timestamp,s0) values(3,3); select ** from root; Best. — Yuan Tian

Re: About naming of VerticallyConcatOperator

2023-02-06 Thread Yuan Tian
Fine, I change my mind, +1 for planA Best, - Yuan Tian On Mon, Feb 6, 2023 at 2:35 PM Xiangwei Wei wrote: > > VerticallyConcatOperator is used to horizontally concatenate TsBlocks with > the same timestamp column. For example, > TsBlock A is: > | Time | Col

Re: [VOTE] Apache IoTDB 1.0.0 RC5 release

2022-12-02 Thread Yuan Tian
) values(3,3); select * from root.**; Thanks, Yuan Tian On Fri, Dec 2, 2022 at 5:22 PM Haonan Hou wrote: > > Hi all, > > Apache IoTDB 1.0.0 version has a new architecture that supports standalone > and cluster mode. > > Apache IoTDB 1.0.0 has been staged un

Re: [VOTE] Apache IoTDB 1.0.0 RC4 release

2022-12-01 Thread Yuan Tian
Hi, -1(binding) Taking Snapshot processing of ConfigNode may fail, details can be seen in this issue(https://issues.apache.org/jira/browse/IOTDB-4830). Best, - Yuan Tian On Thu, Dec 1, 2022 at 11:43 PM Haonan Hou wrote: > > Hi all, > > Apache IoTDB 1.0.0 versi

Re: Chaneg the name of StandAloneConsensus

2022-10-31 Thread Yuan Tian
Hi all, After discussing, we think OneCopyConsensus may be better. So I rename it to OneCopyConsensus in this pr https://github.com/apache/iotdb/pull/7832/files Best, Yuan Tian On Mon, Oct 31, 2022 at 12:39 PM Yuan Tian wrote: > > Hi, all > > Now, we name the con

Chaneg the name of StandAloneConsensus

2022-10-30 Thread Yuan Tian
, here are some candidates: 1. OneCopyConsensus 2. NoCopyConsensus 3. SimpleConsensus 4. ZereCostConsensus Do you guys have any suggestions? Or Which one of the above names you voted for? Best, -- Yuan Tian

Re: Remove old version standalone IoTDB

2022-10-19 Thread Yuan Tian
gt; removing the profile from pom.xml or the category annotation from *IT files. > > 发件人: Yuan Tian > 日期: 星期四, 2022年10月20日 11:56 > 收件人: dev > 主题: Remove old version standalone IoTDB > Hi all, > > As is known to all, we will release v1.0 in the near future, and in > thi

Remove old version standalone IoTDB

2022-10-19 Thread Yuan Tian
it back. Best, --- Yuan Tian

Re: [VOTE] Apache IoTDB 0.13.3 release

2022-10-19 Thread Yuan Tian
into root.turbine.d1(timestamp,s0) values(2,2); insert into root.turbine.d1(timestamp,s0) values(3,3); select * from root.**; Thanks, Yuan Tian On Mon, Oct 17, 2022 at 9:31 PM Jialin Qiao wrote: > > Hi all, > > Apache IoTDB 0.13.3 is a bug-fix version from 0.13.2. You

Treat predicate whose time series doesn't exist as false

2022-10-07 Thread Yuan Tian
/IOTDB-4576 Best, -- Yuan Tian

Re: [VOTE] Apache IoTDB 0.14.0-preview2 RC2 release

2022-09-07 Thread Yuan Tian
= 9 and time <= 33 and s1 < 19 align by device; select max_value(s3), min_value(s1), max_time(s2), min_time(s3) from root.sg1.d1 where time > 5 GROUP BY ([1, 41), 10ms) order by time desc; Best, ——— Yuan Tian On Wed, Sep 7, 2022 at 11:49 AM Haonan Hou wrote: > > Hi all, > > Apac

Re: [VOTE] Apache IoTDB 0.13.2 RC1 release

2022-09-05 Thread Yuan Tian
) values(3,3); select * from root.** align by device; Best, -- Yuan Tian

Re: [VOTE] Apache IoTDB 0.14.0-preview2 RC1 release

2022-09-01 Thread Yuan Tian
Hi, -1 I've just found a memory leak situation in preview-2 and fixed that last night. Best, -- Yuan Tian On Thu, Sep 1, 2022 at 6:54 PM Haonan Hou wrote: > > Hi all, > > Apache IoTDB 0.14.0-preview2 version only contains the new cluster version. > > Apache IoT

Re: [VOTE] Apache IoTDB 0.13.1 RC1 release

2022-08-02 Thread Yuan Tian
Hi, +1(binding) Best, - Yuan Tian On Mon, Aug 1, 2022 at 10:18 AM Jialin Qiao wrote: > > Hi all, > > Apache IoTDB 0.13.1 is a bug-fix version from 0.13.0. You can get its > mainly changes from [5]. > > Apache IoTDB v0.13.1 has been staged under [2]

Re: [DISCUSSION] The name of a UDF

2022-08-02 Thread Yuan Tian
Deduplicate actions just happen in query result not for the real stored data. On Wed, Aug 3, 2022 at 9:10 AM Yuan Tian wrote: > > Not really delete data, just remove the duplicated data continuously, > like , we will only keep 1 2 1. > > On Tue, Aug 2, 2022 at 8:

Re: [DISCUSSION] The name of a UDF

2022-08-02 Thread Yuan Tian
Not really delete data, just remove the duplicated data continuously, like , we will only keep 1 2 1. On Tue, Aug 2, 2022 at 8:28 PM Xiangdong Huang wrote: > > A UDF to REMOVE data? (with a query sql to delete data?) > --- > Xiangdong Huang > School

Re: [DISCUSSION] The name of a UDF

2022-08-02 Thread Yuan Tian
Hi, I also think that dedup is ok. Best, Yuan Tian On Tue, Aug 2, 2022 at 3:32 PM 18110526...@163.com <18110526...@163.com> wrote: > > Hi everyone, > > We are developing a UDF to remove a sequence of consecutive identical values > (keeping only the

[DISCUSSION] The order of last query

2022-07-18 Thread Yuan Tian
. Definitely, it will be in cost of loss of performance. Or, we keep unchanged and add order by timeseries clause for each last query sql in IT. Best, --- Yuan Tian

Re: Keep null value at timestamps given by filter

2022-07-18 Thread Yuan Tian
I think keeping the null value will be better, because it's consistent with relational database. Best, -- Yuan Tian On Mon, Jul 18, 2022 at 2:43 PM 廖兰宇 <181250...@smail.nju.edu.cn> wrote: > > Hi everybody, > > In 0.13/0.12, when you execute query sql "select

[ANNOUNCE] Apache IoTDB 0.12.6 released

2022-07-13 Thread Yuan Tian
The Apache IoTDB team is pleased to announce the release of Apache IoTDB 0.12.6. Apache IoTDB (Database for Internet of Things) is an IoT native database with high performance for data management and analysis, deployable on the edge and the cloud. This is a bug-fixed version of 0.12.5, which

[VOTE] Apache IoTDB 0.12.6 RC1 release

2022-07-08 Thread Yuan Tian
://dist.apache.org/repos/dist/dev/iotdb/0.12.6/rc1/RELEASE_NOTES.md [6] https://dist.apache.org/repos/dist/dev/iotdb/KEYS Best, - Yuan Tian

Extend Fill Function

2022-07-06 Thread Yuan Tian
. using fill(linear) for text data type, we neither fill it nor throw exception, just keep it as it is. That means we will try our best to fill it as much as possible and never throw exception even if there exist some columns we can never fill. Best, --- Yuan Tian

Re: [VOTE] Apache IoTDB 0.14.0-preview1 RC1 release

2022-06-29 Thread Yuan Tian
ime <= 33 and s1 < 19 align by device; select max_value(s3), min_value(s1), max_time(s2), min_time(s3) from root.sg1.d1 where time > 5 GROUP BY ([1, 41), 10ms) order by time desc; Best, ————— Yuan Tian Apache IoTDB PMC

Re: Change rpc_address to internal_address in ConfigNode and refactor show cluster

2022-06-29 Thread Yuan Tian
+1 Best, - Yuan Tian On Thu, Jun 30, 2022 at 9:45 AM Jialin Qiao wrote: > > Hi, > > As ConfigNode only serve DataNodes and other ConfigNode. > > The rpc_address in ConfigNode should be internal_address. > The rpc_port in ConfigNode should be internal_port. >

Re: support grammar 'HAVING' in IoTDB

2022-06-29 Thread Yuan Tian
L Best, ---- Yuan Tian On Wed, Jun 29, 2022 at 2:39 PM Eric Pai wrote: > > This is really a good feature! > > Unlike relational database query, the 'column' name in IoTDB is a string > concatenated by the prefix path in FROM clause and the suffix path in SELECT >

Re: Remove the old cluster module from master branch

2022-06-25 Thread Yuan Tian
Hi, +1 Best, - Yuan Tian On Sun, Jun 26, 2022 at 9:48 AM Haonan Hou wrote: > > Hi, > > Since we are going to release the new cluster version 0.14.0-preview in few > days, > I think we can consider removing the old cluster module before it. > > If

Re: rename some classes in source codes before releasing

2022-06-25 Thread Yuan Tian
Hi, Capitalizing MPP may be better. On Sat, Jun 25, 2022 at 11:58 PM Jialin Qiao wrote: > > Hi, > > I'm renaming the DataBlockManager related, please leave this for me > > dataBlockManagerEndPoint -> mppDataExchangeEndPoint > > Thanks, > — > Jialin Qiao > Apache IoTDB PMC > > >

Re: Var-Length-Numeric encoding?

2022-06-19 Thread Yuan Tian
is just what ZigZag encoding want. Best, --- Yuan Tian On Fri, Jun 17, 2022 at 6:55 PM Christofer Dutz wrote: > > Hi Xiangdong, > > I doubt you invented a new encoding form. So, in general, I was asking which > form this actually is. > Juilian already pointed ou

[ANNOUNCE] Apache IoTDB 0.12.4 released

2021-12-25 Thread Yuan Tian
The Apache IoTDB team is pleased to announce the release of Apache IoTDB 0.12.4. Apache IoTDB (Database for Internet of Things) is an IoT native database with high performance for data management and analysis, deployable on the edge and the cloud. This is a bug-fixed version of 0.12.4, which

[ANNOUNCE] Apache IoTDB 0.12.4 released

2021-12-25 Thread Yuan Tian
The Apache IoTDB team is pleased to announce the release of Apache IoTDB 0.12.4. Apache IoTDB (Database for Internet of Things) is an IoT native database with high performance for data management and analysis, deployable on the edge and the cloud. This is a bug-fixed version of 0.12.4, which

[ANNOUNCE] Apache IoTDB 0.12.4 released

2021-12-24 Thread Yuan Tian
The Apache IoTDB team is pleased to announce the release of Apache IoTDB 0.12.4. Apache IoTDB (Database for Internet of Things) is an IoT native database with high performance for data management and analysis, deployable on the edge and the cloud. This is a bug-fixed version of 0.12.4, which

[ANNOUNCE] Apache IoTDB 0.12.4 released

2021-12-24 Thread Yuan Tian
The Apache IoTDB team is pleased to announce the release of Apache IoTDB 0.12.3. Apache IoTDB (Database for Internet of Things) is an IoT native database with high performance for data management and analysis, deployable on the edge and the cloud. This is a bug-fixed version of 0.12.3, which

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