Search notes:

Oracle: X$KQLSET

x$kqlset is the basis for gv$subcache.
select
   inst_id,
   kglnaown    owner,
   kglnaobj    name,
   kglobtyp    type,
   kqlfshpn    heap_num,
   kqlfscid    cache_id,
   kqlfsscc    cache_cnt,
   kqlfsesp    heap_size,
   kqlfsasp    heap_alloc,
   kqlfsusp    heap_used,
   con_id
from
   x$kqlset;
select
   count(*),
   kglnaobj  name
from
   x$kqlset
group by
   kglnaobj
order by
   name;

See also

library cache
fixed tables

Index

Fatal error: Uncaught PDOException: SQLSTATE[HY000]: General error: 8 attempt to write a readonly database in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php:78 Stack trace: #0 /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php(78): PDOStatement->execute(Array) #1 /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php(30): insert_webrequest_('/notes/developm...', 1758204980, '216.73.216.150', 'Mozilla/5.0 App...', NULL) #2 /home/httpd/vhosts/renenyffenegger.ch/httpsdocs/notes/development/databases/Oracle/architecture/instance/fixed-tables/k/q/l/set/index(66): insert_webrequest() #3 {main} thrown in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php on line 78