pingcap / pingcap/ticdc

Reduce the count of exec context in mysql sink to reduce network cost

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#1,346 0 comments 0 reactions 1 assignee View on GitHub

@hongyunyan is already working on this.

Since May 21, 2025.

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Go
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56
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63
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2d 20h
Merged PRs (30d)
34

Description

Each ExecContext will cost one time network communication, it will be expensive when the network latency between upstream and downstream is high.

So we should try to reduce the ExecContext action, but concat multiple query together to reduce the flush duration in mysql sink.

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