Search notes:

Oracle hint: GATHER_PLAN_STATISTICS

gather_plan_statistics collects extra metrics during SQL statement execution and make them available in v$sql_plan (?) and v$sql_plan_statistics (See Prerequisites for filling V$SQL_PLAN_STATISTICS and V$SQL_PLAN_STATISTICS_ALL).

See also

Row source statistics
Other hints

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...', 1740476338, '3.143.247.108', 'Mozilla/5.0 App...', NULL) #2 /home/httpd/vhosts/renenyffenegger.ch/httpsdocs/notes/development/databases/Oracle/SQL/hints/list/gather/plan_statistics/index(39): insert_webrequest() #3 {main} thrown in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php on line 78