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-rw-r--r--src/backend/utils/fmgr/README2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/utils/fmgr/README b/src/backend/utils/fmgr/README
index a650eb14a37..e7e7ae9c6e8 100644
--- a/src/backend/utils/fmgr/README
+++ b/src/backend/utils/fmgr/README
@@ -67,7 +67,7 @@ typedef struct
{
PGFunction fn_addr; /* pointer to function or handler to be called */
Oid fn_oid; /* OID of function (NOT of handler, if any) */
- short fn_nargs; /* 0..FUNC_MAX_ARGS, or -1 if variable arg count */
+ short fn_nargs; /* number of input args (0..FUNC_MAX_ARGS) */
bool fn_strict; /* function is "strict" (NULL in => NULL out) */
bool fn_retset; /* function returns a set (over multiple calls) */
unsigned char fn_stats; /* collect stats if track_functions > this */