Advance LSN when PKM requested before any records received

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Advance LSN when PKM requested before any records received #2068

Closed iskakaushik closed 2 weeks ago

iskakaushik commented 2 weeks ago

When messages are received while cdc storage is empty we do not need to worry about confirming lsn too early before destination has processed previous records, so go ahead & progress lsn

heavycrystal commented 2 weeks ago

seems like a risky optimization