taosdata / taosdata/TDengine

I created a stream but the supertable doesn't exist

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#25,946 4 comments 0 reactions 0 assignees View on GitHub

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help wanted question
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Description

在刚开始创建流式计算的时候 是可以通过 vibration_stream_stb 表名 查询的, 过了几天就
1716873827678

SHOW STABLES;

vibration_t
vibration_stream_stb
vibration

超级表 vibration_stream_stb 不存在,超级表vibration_stream_stb 的子表都在 也有数据,

//

SELECT * from information_schema.ins_streams;

1716873682911
1716873703851

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reproducing the stream setup and checking SHOW STABLES alongside information_schema.ins_streams. Compare the missing vibration_stream_stb supertable with its remaining child tables and data, then determine the conditions that cause the metadata to disappear while stream records remain.

Written by the indexing model from the issue text.

Assessment

Tech stack
sql
Domain
databases
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
30/100

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