Compatibility matrices and differences between editions

Here are some useful Metalink notes about compatibility matrices and differences between database editions:

DB compatibility matrices

• Client / Server / Interoperability Support Between Different Oracle Versions, note 207303.1
  (this includes support for connections over database links between Oracle versions).
• Compatibility Matrix for Export And Import Between Different Oracle Versions, note 132904.1

Differences between database editions

• Oracle Database 21c Offerings (Oracle docs link)
• Oracle Database 19c Offerings (Oracle docs link)
• Oracle Database 18c Offerings (Oracle docs link)
• Oracle Database 12cR2 Offerings and Their Permitted Features (Oracle docs link)
• Oracle Database 12c Editions and Their Permitted Features (Oracle docs link)
• Differences Between Enterprise, Standard and Personal Editions on Oracle 11.2, note 1084132.1
• Differences Between Enterprise, Standard and Personal Editions on Oracle 11.1, note 465460.1
• Differences Between Enterprise, Standard and Personal Editions on Oracle 10.2, note 465465.1
• Differences Between Different Editions of Oracle Database 10G Release 1, note 271886.1
• Differences Between Enterprise, Standard and Personal Editions on Oracle 9.2, note 269040.1

External link

• Oracle Lifetime Support
• My Oracle Support