apache / apache/iotdb

求助:有没有查询多点位返回多笔最新值的办法

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Dominant language
Java
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Description

select last 10
power.liantiechang.yihaogaolu.kuangcao._00034ea4,
power.liantiechang.5haogaolu.benti._00244dc9,
power.zhizaoguanlibu.gongdianzuoyequ.liangangzhukongloubiandianzhan._00048b62
from root

类似 last 10 或者 last_n的方法

Contributor guide

Open the contributing guide

Research direction

Start by reproducing the shown SELECT query in IoTDB and reading the query syntax for LAST and related aggregate functions. Determine the intended meaning of returning the latest 10 values for each listed time series, then verify that the final query or feature returns those values for all paths.

Written by the indexing model from the issue text.

Assessment

Tech stack
sql
Domain
databases
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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