From d28d7cabb0896a93edf33123b1e83f4af632e5e5 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 25 Nov 2014 07:02:55 +0200
Subject: Don't try to translate duplicate primary key for auto-assigned id

An auto-assigned object id should never cause a duplicate primary key.
---
 odb/pgsql/statement.cxx | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/odb/pgsql/statement.cxx b/odb/pgsql/statement.cxx
index bd27243..c5e9662 100644
--- a/odb/pgsql/statement.cxx
+++ b/odb/pgsql/statement.cxx
@@ -756,7 +756,10 @@ namespace odb
 
       if (!is_good_result (h, &stat))
       {
-        if (PGRES_FATAL_ERROR == stat)
+        // An auto-assigned object id should never cause a duplicate
+        // primary key.
+        //
+        if (returning_ == 0 && stat == PGRES_FATAL_ERROR)
         {
           string s (PQresultErrorField (h, PG_DIAG_SQLSTATE));
 
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