Back in May 2006, I have started my blog using the Blogger platform and one month later moved it to my own website using Wordpress. Couple month later, I joined Pythian and, since then, the vast majority of my blogging activities has been on the Pythian Group Blog.
The Pythian blog has grown significantly since then [...]

We hit an ORA-01450 error today trying to do online rebuild for an index in an unusable state. This was a non-unique index on a fairly large column — VARCHAR2(800 CHAR).

SQL> alter index i1 rebuild online;
alter index i1 rebuild online
*
ERROR at line 1:
ORA-00604: error occurred at recursive SQL level 1
ORA-01450: maximum key length (3215) exceeded

It [...]

If you have created a new Oracle 11g database using DBCA and opted to use by default 11g’s enhanced security settings or, at least, the audit setting, then you risk the unlimited growth of the SYSAUS tablespace that hosts the audit trail table SYS.AUD$. I realized that while reviewing the slides of my [...]