Siebel Installation Guide for UNIX: Servers, Mobile Web Clients, Tools > Configuring the RDBMS > Configuring Oracle for Siebel Applications >
Guidelines for Selecting a Language for Oracle
When creating your database, you must specify the character set at the database level. You specify other language characteristics at the database client level.
See also Planning RDBMS Installation and Configuration and Specifying the Locale for Siebel Applications.
See also Verifying System Preferences and Other Settings for Database Code Page.
To specify the character set of your database
National character sets are not required for Siebel installation because the Siebel application does not use the three data types that can store data in the national character set (NCHAR, NVARCHAR2, NCLOB).
Sort Order and Date Format
Follow guidelines from Oracle for client-level settings for the