Commit9975c68

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Self review of previous patch. Fix assumption that xmax >= xmin.

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Lines changed: 2 additions & 4 deletions

Original file line number	Diff line number	Diff line change
`@@ -3809,11 +3809,9 @@ HeapTupleHeaderAdvanceLatestRemovedXid(HeapTupleHeader tuple,`
`3809`	`3809`	`!(tuple->t_infomask&HEAP_XMIN_INVALID)&&`
`3810`	`3810`	`TransactionIdDidCommit(xmin)))`
`3811`	`3811`	`{`
`3812`		`-if (TransactionIdFollows(xmax,xmin))`
`3813`		`-{`
`3814`		`-if (TransactionIdFollows(xmax,*latestRemovedXid))`
	`3812`	`+if (xmax!=xmin&&`
	`3813`	`+TransactionIdFollows(xmax,*latestRemovedXid))`
`3815`	`3814`	`*latestRemovedXid=xmax;`
`3816`		`-}`
`3817`	`3815`	`}`
`3818`	`3816`
`3819`	`3817`	`/* latestRemovedXid may still be invalid at end /`

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