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https://issues.apache.org/jira/browse/FLINK-40385?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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hql0312 updated FLINK-40385:
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Summary: Optimize efficiency issues of PostgreSQL during the full snapshot
phase. (was: Optimize efficiency issues of PostgreSQL during the full snapshot
phase.- #4506)
> Optimize efficiency issues of PostgreSQL during the full snapshot phase.
> ------------------------------------------------------------------------
>
> Key: FLINK-40385
> URL: https://issues.apache.org/jira/browse/FLINK-40385
> Project: Flink
> Issue Type: Improvement
> Components: Flink CDC
> Reporter: hql0312
> Priority: Major
>
> When fetching snapshot data, refreshSchema is executed to retrieve data of
> subscribed tables. This refresh operation has already been invoked via
> refresh within PostgresSourceFetchTaskContext.configure
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