From c31f1dc55992bc8b2c35c0ff99795547d4df323a Mon Sep 17 00:00:00 2001
From: Andres Freund <andres@anarazel.de>
Date: Mon, 9 Nov 2015 05:08:56 +0100
Subject: [PATCH] Add paragraph about ON CONFLICT interaction with
partitioning.
Author: Peter Geoghegan and Andres Freund
Discussion: CAM3SWZScpWzQ-7EJC77vwqzZ1GO8GNmURQ1QqDQ3wRn7AbW1Cg@mail.gmail.com,
CAHGQGwFUCWwSU7dtc2aRdRk73ztyr_jY5cPOyts+K8xKJ92X4Q@mail.gmail.com
Backpatch: 9.5, where UPSERT was introduced
---
doc/src/sgml/ddl.sgml | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/doc/src/sgml/ddl.sgml b/doc/src/sgml/ddl.sgml
index a889ffc5472..449b54fa67c 100644
--- a/doc/src/sgml/ddl.sgml
+++ b/doc/src/sgml/ddl.sgml
@@ -3246,6 +3246,15 @@ ANALYZE measurement;
</para>
</listitem>
+ <listitem>
+ <para>
+ <command>INSERT</command> statements with <literal>ON CONFLICT</>
+ clauses are unlikely to work as expected, as the <literal>ON CONFLICT</>
+ action is only taken in case of unique violations on the specified
+ target relation, not its child relations.
+ </para>
+ </listitem>
+
</itemizedlist>
</para>
--
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