Fix comment regarding the meaning of infinity for timeline history entry

Michael Paquier
10 years ago · 05ec71eea2
parent 10fbb79f1a
commit 05ec71eea2
1 changed files with 2 additions and 1 deletions
--- a/src/include/access/timeline.h
+++ b/src/include/access/timeline.h
@ -26,7 +26,8 @@ typedef struct
 {
 	TimeLineID	tli;
 	XLogRecPtr	begin;			/* inclusive */
-	XLogRecPtr	end;			/* exclusive, 0 means infinity */
+	XLogRecPtr	end;			/* exclusive, InvalidXLogRecPtr means
+								 * infinity */
 } TimeLineHistoryEntry;

 extern List *readTimeLineHistory(TimeLineID targetTLI);