don't bury documentation on sql_user_name

diff --git a/raddb/mods-available/sql b/raddb/mods-available/sql
index bb4f091259b568c67f7b3b2bb44ec1e602d47e54..1ead2a9e47ae96acfe6c5d893dec7dd608607ef7 100644 (file)
--- a/raddb/mods-available/sql
+++ b/raddb/mods-available/sql
@@ -15,6 +15,13 @@
 #
 #  Where "DB" is mysql, mssql, oracle, or postgresql.
 #
+#  The name used to query SQL is sql_user_name, which is set in the file
+#
+#     raddb/mods-config/sql/main/${dialect}/queries.conf
+#
+#  If you are using realms, that configuration should be changed to use
+#  the Stripped-User-Name attribute.  See the comments around sql_user_name
+#  for more information.
 #
 
 sql {