questdb / questdb/questdb

symbol Super slow insert

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#3,886 5 comments 0 reactions 0 assignees View on GitHub

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Dominant language
Java
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Avg merge
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Merged PRs (30d)
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Description

symbol type 100,000 The first insertion takes 7 seconds the second insertion 100,000 changes to 10,000 14 seconds The more data the slower the insertion

Contributor guide

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First steps

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  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

The issue names no files, tests, or entry points. Start by reproducing the reported 100,000-row symbol insertion timings and compare successive insertions; done means identifying and addressing the cause of the slowdown with a regression test or benchmark.

Written by the indexing model from the issue text.

Assessment

Tech stack
java
Domain
databases, performance
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
20/100

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