The first digit is the most general identifier. It represents a major new version of the
software that contains significant new functionality.
Database Maintenance Release Number
The second digit represents a maintenance release level. Some new features may also
be included.
Application Server Release Number
The third digit reflects the release level of the Oracle Application Server (OracleAS).
Component-Specific Release Number
The fourth digit identifies a release level specific to a component. Different
components can have different numbers in this position depending upon, for example,
component patch sets or interim releases.
Platform-Specific Release Number
The fifth digit identifies a platform-specific release. Usually this is a patch set. When
different platforms require the equivalent patch set, this digit will be the same across
the affected platforms.
来自 “ ITPUB博客 ” ,链接:https://blog.itpub.net/10599713/viewspace-994268/ ,如需转载,请注明出处,否则将追究法律责任。