This is a collection of notes related to database issues.
DBaaS and dbsystems on OCI and
TNS-12537 TNS-12560 TNS-00507
ORA-15041 Troubleeshooting At least one disk in the diskgroup is out of space
Support for varchar2 32k
dbaas_monitor password change
How to upgrade the javavm after a database upgrade
How to configure the wallet before making outbound https calls.
Handy tools to convert gifs files into base64 encoding for utl_http
How to delete obsolete snapshot controlfile copy
Stats: Occupancy, retention and purge
Concurrency (row cache) issuewith Hash Join in 11gR2 and 12cR1