[cdc]Fixed When the order of the same field differs, it is considered a schema change. #3314
Conversation
This file contains 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
… a schema change.
|
+1 |
sunxiaojian
pushed a commit
to sunxiaojian/paimon
that referenced
this pull request
May 28, 2024
…d a schema change. (apache#3314)
JingsongLi
pushed a commit
that referenced
this pull request
May 30, 2024
…d a schema change. (#3314)
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
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Outdated suggestions cannot be applied.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.
… a schema change.
Purpose
When the order of the same field varies, it is regarded as a schema change. Consequently, the Schema Evolution node receives a large volume of records, impacting performance.
So when comparing, it's necessary to ignore the ID of the field.
Linked issue: close #xxx
Tests
API and Format
Documentation