From b9c2394047f9418127eaa91fe251768d20add9a6 Mon Sep 17 00:00:00 2001 From: Andreas Seltenreich Date: Sat, 11 Nov 2017 17:26:46 +0100 Subject: [PATCH] Fix pg_control_checkpoint(). Commit 4b0d28de06 forgot to decrement the attribute count of the tuple while removing prevCheckPoint, leading to failed assertions or errors when using the function. --- src/backend/utils/misc/pg_controldata.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/backend/utils/misc/pg_controldata.c b/src/backend/utils/misc/pg_controldata.c index 1b5086a45d..dee6dfc12f 100644 --- a/src/backend/utils/misc/pg_controldata.c +++ b/src/backend/utils/misc/pg_controldata.c @@ -90,7 +90,7 @@ pg_control_checkpoint(PG_FUNCTION_ARGS) * Construct a tuple descriptor for the result row. This must match this * function's pg_proc entry! */ - tupdesc = CreateTemplateTupleDesc(19, false); + tupdesc = CreateTemplateTupleDesc(18, false); TupleDescInitEntry(tupdesc, (AttrNumber) 1, "checkpoint_lsn", LSNOID, -1, 0); TupleDescInitEntry(tupdesc, (AttrNumber) 2, "redo_lsn", -- 2.11.0