HeartSaVioR commented on pull request #31989:
URL: https://github.com/apache/spark/pull/31989#issuecomment-810697899
I just simply remedied write amplification a bit via determining existing
values to be "deleted" or "replaced", instead of blindly judging it as
"deleted".
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This is an
HeartSaVioR commented on pull request #31989:
URL: https://github.com/apache/spark/pull/31989#issuecomment-809067233
Except the test suite, one more thing worths to address here is write
amplification; we "blindly" replace all start times and all sessions. This
could bring unnecessary writ