diff options
| -rw-r--r-- | doc/src/sgml/maintenance.sgml | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/doc/src/sgml/maintenance.sgml b/doc/src/sgml/maintenance.sgml index adb9498578a..1a5258b9490 100644 --- a/doc/src/sgml/maintenance.sgml +++ b/doc/src/sgml/maintenance.sgml @@ -492,7 +492,12 @@ examine this information is to execute queries such as: <programlisting> -SELECT relname, age(relfrozenxid) FROM pg_class WHERE relkind = 'r'; +SELECT c.oid::regclass as table_name, + greatest(age(c.relfrozenxid),age(t.relfrozenxid)) as age +FROM pg_class c +LEFT JOIN pg_class t ON c.reltoastrelid = t.oid +WHERE c.relkind = 'r'; + SELECT datname, age(datfrozenxid) FROM pg_database; </programlisting> |