Search notes:

ORA-01898: too many precision specifiers in date format model

The following statement throws ORA-01898: too many precision specifiers in date format model on Oracle 23 or ORA-01898: too many precision specifiers on earlier versions: 
select trunc(sysdate, 'yyyy-mm') from dual;
This one is ok: 
select trunc(sysdate, 'mm') from dual;

See also

Other Oracle error messages

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:51 Stack trace: #0 /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php(51): PDOStatement->execute(Array) #1 /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php(66): id_of(Object(PDO), 'uri', '/notes/developm...') #2 /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php(30): insert_webrequest_('/notes/developm...', 1759473798, '216.73.216.42', 'Mozilla/5.0 App...', NULL) #3 /home/httpd/vhosts/renenyffenegger.ch/httpsdocs/notes/development/databases/Oracle/errors/ORA-01898_too-many-precision-specifiers-in-date-format-model(41): insert_webrequest() #4 {main} thrown in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php on line 51