[4.2.x] Clarified database connections lifetime outside HTTP requests.

Backport of e901407e2369ddb16a5c866e1f2fbf8ea8acf549 from main

1 files changed, 5 insertions, 1 deletions

diff --git a/docs/ref/databases.txt b/docs/ref/databases.txt
index 3334619f91..5a26520501 100644
--- a/docs/ref/databases.txt
+++ b/docs/ref/databases.txt
@@ -31,7 +31,7 @@ Persistent connections
 ----------------------
 
 Persistent connections avoid the overhead of reestablishing a connection to
-the database in each request. They're controlled by the
+the database in each HTTP request. They're controlled by the
 :setting:`CONN_MAX_AGE` parameter which defines the maximum lifetime of a
 connection. It can be set independently for each database.
 
@@ -101,6 +101,10 @@ either restore Django's defaults at the end of each request, force an
 appropriate value at the beginning of each request, or disable persistent
 connections.
 
+If a connection is created in a long-running process, outside of Django’s
+request-response cycle, the connection will remain open until explicitly
+closed, or timeout occurs.
+
 Encoding
 --------