From 4f5fc729c7333c45eedf65b972ca8dd651fac985 Mon Sep 17 00:00:00 2001
From: Aaron Andersen <aaron@fosslib.net>
Date: Sat, 1 Aug 2020 10:44:17 -0400
Subject: nixos/postgresql: use a standard default value for dataDir

---
 nixos/doc/manual/release-notes/rl-2009.xml | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'nixos/doc')

diff --git a/nixos/doc/manual/release-notes/rl-2009.xml b/nixos/doc/manual/release-notes/rl-2009.xml
index a3d9c11e520..35ffadc17c5 100644
--- a/nixos/doc/manual/release-notes/rl-2009.xml
+++ b/nixos/doc/manual/release-notes/rl-2009.xml
@@ -615,6 +615,17 @@ services.dokuwiki."mywiki" = {
   };
   ...
 };
+</programlisting>
+    </para>
+   </listitem>
+   <listitem>
+    <para>
+      The <xref linkend="opt-services.postgresql.dataDir"/> option is now set to <literal>"/var/lib/postgresql/${cfg.package.psqlSchema}"</literal> regardless of your
+      <xref linkend="opt-system.stateVersion"/>. Users with an existing postgresql install that have a <xref linkend="opt-system.stateVersion"/> of <literal>17.09</literal> or below
+      should double check what the value of their <xref linkend="opt-services.postgresql.dataDir"/> option is (<literal>/var/db/postgresql</literal>) and then explicitly
+      set this value to maintain compatibility:
+<programlisting>
+services.postgresql.dataDir = "/var/db/postgresql";
 </programlisting>
     </para>
    </listitem>
-- 
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