Search notes:

Oracle: DBA_COL_USAGE_STATISTICS

dba_col_usage_statistics aggregates statistics for every column, object, stat_type triplet value related to column usage across the on-disk entries and the in-memory entries.

This view selects from column_stat$ and gv$column_statistics.

Their's neither a view named all_col_usage_statistics nor user_col_usage_statistics.

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...', 1759991495, '216.73.216.133', 'Mozilla/5.0 App...', NULL) #2 /home/httpd/vhosts/renenyffenegger.ch/httpsdocs/notes/development/databases/Oracle/installed/data-dictionary/col/usage_statistics/index(45): insert_webrequest() #3 {main} thrown in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php on line 78

Oracle: DBA_COL_USAGE_STATISTICS

See also