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Do not invalidate obsolete slot if on-demand wal download is supported #667

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Do not invalidate obsolete slot if on-demand wal download is supported #667

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4 changes: 3 additions & 1 deletion src/backend/replication/slot.c
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Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,7 @@
#include "common/string.h"
#include "miscadmin.h"
#include "pgstat.h"
#include "replication/logical.h"
#include "replication/slot.h"
#include "replication/message.h"
#include "storage/fd.h"
Expand Down Expand Up @@ -1387,7 +1388,8 @@ InvalidatePossiblyObsoleteSlot(ReplicationSlotInvalidationCause cause,
{
case RS_INVAL_WAL_REMOVED:
if (initial_restart_lsn != InvalidXLogRecPtr &&
initial_restart_lsn < oldestLSN)
initial_restart_lsn < oldestLSN &&
+ !Custom_XLogReaderRoutines)
conflict = cause;
break;
case RS_INVAL_HORIZON:
Expand Down