[fix](query-forward) Fix forward query exception or stuck or potential query result loss (#41303)#42382
Merged
dataroaring merged 1 commit intoapache:branch-3.0from Oct 28, 2024
Conversation
…l query result loss (apache#41303) 1. Fix forward query exception if no status code is set in master execution. EOF may result in this status. 2. Fix forward query stuck due to no result packet sent to mysql channel. Should use result packets from master. 3. Fix potential forward query result loss if follower can read status change during query process. Should judge by the status once before execution. 4. Add assertion for regression test.
|
Thank you for your contribution to Apache Doris. Since 2024-03-18, the Document has been moved to doris-website. |
Collaborator
Author
|
run buildall |
Closed
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
3 participants
Add this suggestion to a batch that can be applied as a single commit.This suggestion is invalid because no changes were made to the code.Suggestions cannot be applied while the pull request is closed.Suggestions cannot be applied while viewing a subset of changes.Only one suggestion per line can be applied in a batch.Add this suggestion to a batch that can be applied as a single commit.Applying suggestions on deleted lines is not supported.You must change the existing code in this line in order to create a valid suggestion.Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be applied on multi-line comments.Suggestions cannot be applied while the pull request is queued to merge.Suggestion cannot be applied right now. Please check back later.
Proposed changes
Fix forward query exception if no status code is set in master execution. EOF may result in this status.
Fix forward query stuck due to no result packet sent to mysql channel. Should use result packets from master.
Fix potential forward query result loss if follower can read status change during query process. Should judge by the status once before execution.
Add assertion for regression test.