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Re: POC and rebased patch for CSN based snapshots - Mailing list pgsql-hackers

From movead.li@highgo.ca
Subject Re: POC and rebased patch for CSN based snapshots
Date
Msg-id 2020081009525213277261@highgo.ca
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In response to POC and rebased patch for CSN based snapshots  (Movead Li <movead.li@highgo.ca>)
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I find an issue with snapshot switch part of last patch, the xmin_for_csn value is
wrong in TransactionIdGetCSN() function. I try to hold xmin_for_csn in pg_control
and add a UnclearCSN statue for transactionid. And new patches attached.

Regards,
Highgo Software (Canada/China/Pakistan)
URL : www.highgo.ca
EMAIL: mailto:movead(dot)li(at)highgo(dot)ca
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