This figure shows an example release number: 10.1.2.0.2
Each of the 5 period-separated numbers in the release number is labeled as follows:
The first number (10) is labeled "Major Oracle platform number"
The second number (1) is labeled "Database maintenance release number"
The third number (2) is labeled "Application server release number"
The fourth number (0) is labeled "Component specific release number"
The fifth number (2) is labeled "Platform specific release number"