sink: make sink statistics consistent and flush-aware - #5801

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3AceShowHand wants to merge 18 commits into

pingcap:masterfrom

3AceShowHand:statistics-sink-unify

Commits on Jul 29, 2026

sink write bytes based on raw bytes
3AceShowHand
committed
b4783b2
remove ddl running gauge
3AceShowHand
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637b727
update statistics after the data is flushed
3AceShowHand
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2049e49
add affected rows
3AceShowHand
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d012cfc
unify the statistics
3AceShowHand
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b257afc
move statistics to independent pkg
3AceShowHand
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c33c4f9
fix tests
3AceShowHand
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fc64e40
move metrics to statistics
3AceShowHand
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2243766
ponytail review and fix the code
3AceShowHand
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46c60e5

Commits on Jul 30, 2026

Commits on Jul 31, 2026

update tests and simplify code
3AceShowHand
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85aba48
adjust cloud storage sink code
3AceShowHand
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e4824f3

Commits on Aug 3, 2026

simplify the code further
3AceShowHand
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3bfa658
further adjus the code
3AceShowHand
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2bb3f91