You can create a minischema during the data connection process. Minischemas created from relational data sources include joins between tables. Minischemas created from Oracle BI EE, Dimension Server, or text file sources do not include joins between tables, but the minischema created from these sources can be a useful visual tool.
Relational data sources—Includes relational sources such as Oracle, IBM DB2, Microsoft SQL Server, MySQL, Netezza, Oracle BI EE, and Teradata. See Selecting a Minischema Option for Relational Sources.
Essbase Server sources—See Creating Connections to Essbase.
Dimension Server sources—Includes Performance Management Architect sources; see Creating Connections to Performance Management Architect Data Sources.
Flat or text file data sources—See Selecting a Minischema Option for Text File Sources.