Oracle by Madrid

A simple command like 'DROP TABLESPACE TEMP;' in a regular database can become excessively slow.  The reason behind this is quite si...

After not having spotted ORA-00600 for a while a new one showed up. ORA-00600: internal error code, arguments: [2663], [12], [3665664941],...

This error recently showed up in a 11.2.0.3.0 Enterprise Edition RDBMS on Oracle Enterprise Linux: ORA-00600: internal error code, arguments...

Note: This particular scenario happened on an Oracle 11g Rel.2 (11.2.0.3.0) RAC on OEL6 x64 with Active Dataguard. The following error sho...

Oracle has been an industry leader for decades already, the two key factors, innovation and aquisitions have been the elements that Larry El...

Error message:  OpenSSH failed to add the hosts to the list of known hosts Environment : Workstation: Windows 7 x64 Authenticated with d...

Recently this professional effort known as "Oracle by Madrid" reached 100,000+ hits, I'm grateful to the Oracle community for ...

I recently received a notice about the availability of the iOS6 upgrade for my iPad.  I thought it was cool to see the upgrade and install i...

Platform: Windows 2003 R2 x64 Version : Oracle 11.2.0.3.0 PSU 9 After applying the PSU the DBMS_MEATADA didn't work. SQL> selec...

Recently I have applied the PSU5 and PSU9, in both cases a couple of issues happened when executing the OPatch utility.  msvcr71.dll The ...