Can you simply switch from SE2 to EE with Oracle Multitenant

Oracle MultitenantThis question is coming up from time to time – and currently not covered in the official Oracle documentation as far as I know: “Can you simply switch from SE2 to EE with Oracle Multitenant?”

Yes, you can!

First of all, the switch is possible and tested. But you’ll have to satisfy a few requirements:

  • Both database versions must be the same
  • Both databases must have the same character set (in Oracle Database 12.1)

That’s it.… [Read More]

New version of preupgrade.jar (build 5) is available

There’s a new and improved version of the preupgrade.jar (build 5 – May 2017) available for download from MyOracle Support:

The same note will get you access also to the most recent builds of preupgrd.sql for upgrades to Oracle Database 12.1 and utlu112i.sql for the unlikely event you’ll have to upgrade a database to Oracle 11.2.0.4.… [Read More]

PERL scripts for large migrations supported on all platforms (except Windows)

This topic fits very well as I present about +100 TB migrations today at the “Harmony” User Group Conference in Finland.

Finland May Helsinki 2017

Finland in May

The question whether the PERL scripts for RMAN incrementally rolled forward backups we deliver via MOS Note 1389592.1 (11G – Reduce Transportable Tablespace Downtime using Cross Platform Incremental Backup) will be supported for migrations to non-Exadata systems such as Oracle SuperCluster as well.… [Read More]