Commite8f87a9

Alexander Korotkov

committed

Fix bug in 64bit xids.

Change of page epoch was unlogged when no items on the page.

1 parent81efcfa commite8f87a9Copy full SHA for e8f87a9

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-2

lines changed

Lines changed: 7 additions & 2 deletions

Original file line number	Diff line number	Diff line change
`@@ -2869,10 +2869,15 @@ heap_page_prepare_for_xid(Relation relation, Buffer buffer,`
`2869`	`2869`	`/* No items on the page? */`
`2870`	`2870`	`if (!found)`
`2871`	`2871`	`{`
	`2872`	`+int64delta;`
	`2873`	`+`
`2872`	`2874`	`if (!multi)`
`2873`		`-pageHdr->pd_xid_epoch=xid-FirstNormalTransactionId;`
	`2875`	`+delta=(xid-FirstNormalTransactionId)-pageHdr->pd_xid_epoch;`
`2874`	`2876`	`else`
`2875`		`-pageHdr->pd_multi_epoch=xid-FirstNormalTransactionId;`
	`2877`	`+delta= (xid-FirstNormalTransactionId)-pageHdr->pd_multi_epoch;`
	`2878`	`+`
	`2879`	`+heap_page_shift_epoch(RelationNeedsWAL(relation) ?buffer :InvalidBuffer,`
	`2880`	`+page,multi,delta);`
`2876`	`2881`	`MarkBufferDirty(buffer);`
`2877`	`2882`	`return false;`
`2878`	`2883`	`}`

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