wal_decoding: Add rmgrdesc support for the message feature

diff --git a/src/backend/access/rmgrdesc/standbydesc.c b/src/backend/access/rmgrdesc/standbydesc.c
index 80cc7dcdec35288c76c8da3f1a4a84081109efc2..225df1f09a1df8dbdf25e6b7c4157f89d4bb36b6 100644 (file)
--- a/src/backend/access/rmgrdesc/standbydesc.c
+++ b/src/backend/access/rmgrdesc/standbydesc.c
@@ -60,6 +60,14 @@ standby_desc(StringInfo buf, uint8 xl_info, char *rec)
        appendStringInfoString(buf, "running xacts:");
        standby_desc_running_xacts(buf, xlrec);
    }
+   else if (info == XLOG_STANDBY_MESSAGE)
+   {
+       xl_standby_message *xlrec = (xl_standby_message *) rec;
+
+       appendStringInfo(buf, "%s message with %zu bytes",
+                        xlrec->transactional ? "transactional" : "nontransactional",
+                        xlrec->size);
+   }
    else
        appendStringInfoString(buf, "UNKNOWN");
 }