Date: Wed, 10 Mar 2021 11:35:27 -0300
From: "'alvherre@alvh.no-ip.org'" <alvherre@alvh.no-ip.org>
To: "iwata.aya@fujitsu.com" <iwata.aya@fujitsu.com>
Cc: "tsunakawa.takay@fujitsu.com" <tsunakawa.takay@fujitsu.com>,
	'Tom Lane' <tgl@sss.pgh.pa.us>,
	"k.jamison@fujitsu.com" <k.jamison@fujitsu.com>,
	'Kyotaro Horiguchi' <horikyota.ntt@gmail.com>,
	"pgsql-hackers@lists.postgresql.org" <pgsql-hackers@lists.postgresql.org>
Subject: Re: libpq debug log
Message-ID: <20210310143527.GA31741@alvherre.pgsql>
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I also found that DataRow messages are not being printed.  This seems to
fix that in the normal case and singlerow, at least in pipeline mode.
Didn't verify the non-pipeline mode.

-- 
Álvaro Herrera                            39°49'30"S 73°17'W
"Nunca se desea ardientemente lo que solo se desea por razón" (F. Alexandre)

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diff --git a/src/interfaces/libpq/fe-protocol3.c b/src/interfaces/libpq/fe-protocol3.c
index 68f0f6a081..e8db5edb71 100644
--- a/src/interfaces/libpq/fe-protocol3.c
+++ b/src/interfaces/libpq/fe-protocol3.c
@@ -869,6 +869,9 @@ getAnotherTuple(PGconn *conn, int msgLength)
 		goto advance_and_error;
 	}
 
+	if (conn->Pfdebug)
+		pqTraceOutputMsg(conn, conn->inStart, MSGDIR_FROM_BACKEND);
+
 	/* Advance inStart to show that the "D" message has been processed. */
 	conn->inStart = conn->inCursor;
 

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