New issue
Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.
By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.
Already on GitHub? Sign in to your account
planner: show operator cost formulas under 'explain format=true_card_cost' #38405
Conversation
[REVIEW NOTIFICATION] This pull request has been approved by:
To complete the pull request process, please ask the reviewers in the list to review by filling The full list of commands accepted by this bot can be found here. Reviewer can indicate their review by submitting an approval review. |
/merge |
This pull request has been accepted and is ready to merge. Commit hash: d3a40b7
|
/run-mysql-test |
1 similar comment
/run-mysql-test |
TiDB MergeCI notify🔴 Bad News! New failing [1] after this pr merged.
|
What problem does this PR solve?
Issue Number: ref #36243
Problem Summary: planner: show operator cost formulas under 'explain format=true_card_cost'
What is changed and how it works?
Show operator cost formulas under 'explain format=true_card_cost', which can help understand how the optimizer calculates the plan costs.
Check List
Tests
Side effects
Documentation
Release note
Please refer to Release Notes Language Style Guide to write a quality release note.