Re:BUG #18241: PushTransaction may cause Standby to execute ItemIdMarkDead

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От feichanghong
Тема Re:BUG #18241: PushTransaction may cause Standby to execute ItemIdMarkDead
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Msg-id tencent_C4D907A5093C071A029712E73B43C6512706@qq.com
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Ответ на BUG #18241: PushTransaction may cause Standby to execute ItemIdMarkDead  (PG Bug reporting form <noreply@postgresql.org>)
Ответы Re: BUG #18241: PushTransaction may cause Standby to execute ItemIdMarkDead  (Kyotaro Horiguchi <horikyota.ntt@gmail.com>)
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> We have analyzed the cause of the problem: The value of
> IndexScanDesc->xactStartedInRecovery is a key condition for determining
> whether an index item can be marked as DEAD. And it depends on
> CurrentTransactionState->startedInRecovery. However, PushTransaction does
> not assign a value to startedInRecovery when modifying
> CurrentTransactionState.
The attached patch has been verified to resolve the mentioned issue.
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