Database Configuration and Settings

No limits exist on the length of the database name Installing an Expere Data Model: Prerequisites 8 Implementation Guide 8
ORACLE users: In addition to the previous prerequisites, the following apply to Oracle users:
- NLS_CHARACTERSET=AL32UTF8
- For a 64 bit OS, you must use a 64 bit ODAC. Search the Internet for “ODAC x64” to find the 64 bit ODAC.
- When updating to Oracle 12c, the following SQLPlus command s/b executed before creating the first new Oracle schemas: alter session set "_ORACLE_SCRIPT"=true;
  Note: If this step is not completed, the following error may occur : “invalid common user or role name.”
The person performing the installation or update must be able to access the database via SQL Plus from the installation/upgrade machine.