From a38d0b0137400b4d54bab5181538fd7eeeefa49a Mon Sep 17 00:00:00 2001
From: Mathieu Othacehe <othacehe@gnu.org>
Date: Mon, 18 Jan 2021 10:25:18 +0100
Subject: services: postgresql: Use Guile datatypes.

* gnu/services/databases.scm (postgresql-config-file-compiler): Support Guile
datatypes in the "extra-config" field.
* gnu/tests/databases.scm (%postgresql-os): Test it.
* doc/guix.texi (Database Services): Document it.
---
 doc/guix.texi | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

(limited to 'doc')

diff --git a/doc/guix.texi b/doc/guix.texi
index 7e7c43286f..3c607b308a 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -19410,12 +19410,12 @@ local	all	all			trust
 host	all	all	127.0.0.1/32 	md5
 host	all	all	::1/128 	md5"))
             (extra-config
-             '(("session_preload_libraries"     "'auto_explain'")
-               ("random_page_cost"              "2")
-               ("auto_explain.log_min_duration" "'100ms'")
-               ("work_mem"                      "'500MB'")
-               ("logging_collector"             "on")
-               ("log_directory"                 "'/var/log/postgresql'")))))))
+             '(("session_preload_libraries"     "auto_explain")
+               ("random_page_cost"              2)
+               ("auto_explain.log_min_duration" "100 ms")
+               ("work_mem"                      "500 MB")
+               ("logging_collector"             #t)
+               ("log_directory"                 "/var/log/postgresql")))))))
 @end lisp
 
 @table @asis
@@ -19435,6 +19435,12 @@ List of additional keys and values to include in the PostgreSQL config
 file.  Each entry in the list should be a list where the first element
 is the key, and the remaining elements are the values.
 
+The values can be numbers, booleans or strings and will be mapped to
+PostgreSQL parameters types @code{Boolean}, @code{String},
+@code{Numeric}, @code{Numeric with Unit} and @code{Enumerated} described
+@uref{https://www.postgresql.org/docs/current/config-setting.html,
+here}.
+
 @end table
 @end deftp
 
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