tursodatabase / tursodatabase/libsql

Add metrics about rows returned

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Dominant language
C
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Forks
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Merged PRs (30d)
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Description

One user points out in our discord that having a metric about rows returned - and in particular, the ratio of rows returned by rows read, is a great way to assess the efficiency of indexes

thread for reference: https://discord.com/channels/933071162680958986/1233934841930580029/1233934841930580029

Contributor guide

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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

The issue names no files, tests, or entry points. Start by reading the referenced Discord thread to clarify which execution metrics are expected and how the rows-returned ratio should be defined. Done means exposing a rows-returned metric and the requested ratio in the appropriate metrics output, with coverage for the behavior.

Written by the indexing model from the issue text.

Assessment

Tech stack
c, sqlite
Domain
databases, observability
Issue type
Feature
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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