diff --git a/doc/src/sgml/system-views.sgml b/doc/src/sgml/system-views.sgml index 9b8d07b2b71..328bdfdd152 100644 --- a/doc/src/sgml/system-views.sgml +++ b/doc/src/sgml/system-views.sgml @@ -2478,20 +2478,18 @@ SELECT * FROM pg_locks pl LEFT JOIN pg_prepared_xacts ppx unreserved means that the slot no longer retains the required WAL files and some of them are to be removed at - the next checkpoint. This state can return + the next checkpoint. This typically occurs when + is set to + a non-negative value. This state can return to reserved or extended. - lost means that some required WAL files have - been removed and this slot is no longer usable. + lost means that this slot is no longer usable. - The last two states are seen only when - is - non-negative.