[sr-dev] git:master:340f38f5: acc: docs for acc_extra_nullable parameter

[Daniel-Constantin Mierla]

Module: kamailio
Branch: master
Commit: 340f38f5349e41c849764043df7ee1a808b5ec23
URL: https://github.com/kamailio/kamailio/commit/340f38f5349e41c849764043df7ee1a808b5ec23

Author: Daniel-Constantin Mierla <miconda at gmail.com>
Committer: Daniel-Constantin Mierla <miconda at gmail.com>
Date: 2020-11-03T15:00:54+01:00

acc: docs for acc_extra_nullable parameter

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Modified: src/modules/acc/doc/acc_admin.xml

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Diff:  https://github.com/kamailio/kamailio/commit/340f38f5349e41c849764043df7ee1a808b5ec23.diff
Patch: https://github.com/kamailio/kamailio/commit/340f38f5349e41c849764043df7ee1a808b5ec23.patch

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diff --git a/src/modules/acc/doc/acc_admin.xml b/src/modules/acc/doc/acc_admin.xml
index a990db04a4..d1c007312e 100644
--- a/src/modules/acc/doc/acc_admin.xml
+++ b/src/modules/acc/doc/acc_admin.xml
@@ -623,6 +623,25 @@ modparam("acc", "acc_prepare_flag", 5)
 ...
 modparam("acc", "acc_prepare_always", 1)
 ...
+</programlisting>
+		</example>
+	</section>
+	<section id="acc.p.acc_extra_nullable">
+		<title><varname>acc_extra_nullable</varname> (integer)</title>
+		<para>
+			If set to 1, the database acc extra fields are set to NULL if the
+			corresponding script variable is not defined or has $null value. If
+			set to 0, the value is saved as empty string (the existing behavior).
+		</para>
+		<para>
+		Default value is 0.
+		</para>
+		<example>
+		<title>acc_extra_nullable example</title>
+		<programlisting format="linespecific">
+...
+modparam("acc", "acc_extra_nullable", 1)
+...
 </programlisting>
 		</example>
 	</section>