Set lsn fix v15 (#252)

knizhnik · tristan957 · commit 9fb38e02ad11 · 2024-02-05T12:46:33.000-06:00
* Show prefetch statistic in EXPLAIN

refer #2994

* Update heap pge LSN in case of VM changes even if wal_redo_hints=off

refer #2807

* Undo occasional changes

* Undo occasional changes
diff --git a/src/backend/access/heap/visibilitymap.c b/src/backend/access/heap/visibilitymap.c
@@ -290,7 +290,9 @@ visibilitymap_set(Relation rel, BlockNumber heapBlk, Buffer heapBuf,
 				 * If data checksums are enabled (or wal_log_hints=on), we
 				 * need to protect the heap page from being torn.
 				 */
+				/* NEON: we have to update page LSN even if  wal_log_hints=off 
 				if (XLogHintBitIsNeeded())
+				*/
 				{
 					Page		heapPage = BufferGetPage(heapBuf);
 

Original file line number	Diff line number	Diff line change
`@@ -290,7 +290,9 @@ visibilitymap_set(Relation rel, BlockNumber heapBlk, Buffer heapBuf,`
`290`	`290`	`* If data checksums are enabled (or wal_log_hints=on), we`
`291`	`291`	`* need to protect the heap page from being torn.`
`292`	`292`	`*/`
	`293`	`+ /* NEON: we have to update page LSN even if wal_log_hints=off`
`293`	`294`	`if (XLogHintBitIsNeeded())`
	`295`	`+ */`
`294`	`296`	`{`
`295`	`297`	`Page heapPage = BufferGetPage(heapBuf);`
`296`	`298`