From 3f44e3db72ad4097aae078c075a9b3cb3d6b761b Mon Sep 17 00:00:00 2001
From: Peter Eisentraut <peter_e@gmx.net>
Date: Wed, 28 Mar 2018 08:32:43 -0400
Subject: Transforms for jsonb to PL/Python

Add a new contrib module jsonb_plpython that provide a transform between
jsonb and PL/Python.  jsonb values are converted to appropriate Python
types such as dicts and lists, and vice versa.

Author: Anthony Bykov <a.bykov@postgrespro.ru>
Reviewed-by: Aleksander Alekseev <a.alekseev@postgrespro.ru>
Reviewed-by: Nikita Glukhov <n.gluhov@postgrespro.ru>
---
 doc/src/sgml/json.sgml | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'doc/src')

diff --git a/doc/src/sgml/json.sgml b/doc/src/sgml/json.sgml
index 731b4696139..1df949e304a 100644
--- a/doc/src/sgml/json.sgml
+++ b/doc/src/sgml/json.sgml
@@ -569,4 +569,19 @@ SELECT jdoc-&gt;'guid', jdoc-&gt;'name' FROM api WHERE jdoc @&gt; '{"tags": ["qu
       compared using the default database collation.
   </para>
  </sect2>
+
+ <sect2>
+  <title>Transforms</title>
+
+  <para>
+   Additional extensions are available that implement transforms for the
+   <type>jsonb</type> type for the language PL/Python.  The extensions for
+   PL/Python are called <literal>jsonb_plpythonu</literal>,
+   <literal>jsonb_plpython2u</literal>, and
+   <literal>jsonb_plpython3u</literal> (see <xref
+   linkend="plpython-python23"/> for the PL/Python naming convention).  If you
+   use them, <type>jsonb</type> values are mapped to Python dictionaries,
+   lists, and scalars, as appropriate.
+  </para>
+ </sect2>
 </sect1>
-- 
cgit v1.2.3