Re: [BUGS] BUG #14691: Isolation failure in deferrable transactionconcurrent with schema change

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От Chris Pacejo
Тема Re: [BUGS] BUG #14691: Isolation failure in deferrable transactionconcurrent with schema change
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Msg-id CAC8iE5hg7TcqWvm8KrbtcJaOB2PKjuzsRUSiMP3KNbWQMuTUaQ@mail.gmail.com
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Ответ на Re: [BUGS] BUG #14691: Isolation failure in deferrable transactionconcurrent with schema change  ("David G. Johnston" <david.g.johnston@gmail.com>)
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On Mon, Jul 17, 2017 at 1:08 PM, David G. Johnston <david.g.johnston@gmail.com> wrote:
"Some DDL commands, currently only TRUNCATE and the table-rewriting forms of ALTER TABLE, are not MVCC-safe."

Ah thank you, I missed that.  This makes sense, since the deferrable transaction isn't taking any locks.  This information helps me to create a better workaround.

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