1.1.1 Type of Patches Used with OPatch

Oracle provides several types of patches that you can use to patch your Oracle software with OPatch.

Note:

Oracle has recently implemented a new patch nomenclature for Oracle products. The new patch names, as well as the previous Oracle Fusion Middleware 11g names, are provided for reference.

Table 1-1 Patches that can be used with OPatch

New Name Previously Used Name(s) Description

Interim Patch

PSE

MLR

Exception release

One-Off

x-fix

Hotfix

Security One-Off

A patch containing one or more fixes made available to customers who cannot wait until the next patch set or new product release to get a fix.

Bundle Patch

Maintenance Pack

Service Pack

MLRs

Cumulative Patch

Update Release

Bundle Patch

An iterative, cumulative patch that is issued between patch sets. Bundle patches usually include only fixes, but some products may include minor enhancements. Examples are the Database Windows Bundles and SOA Bundle Patches.

Security Patch Update (SPU)

Critical Patch Updates

CPUs

An iterative, cumulative patch consisting of security fixes. Formerly known as Critical Patch Update.

Note: The program name which delivers SPUs will still be called Critical Patch Update, as defined below:

Critical Patch Update: Oracle's program for quarterly release of security fixes. Patches released as part of this program may be Patch Set Updates, Security Patch Updates, and Bundle Patches. Regardless of the patch type, the patches are cumulative.

Patch Set Updates (PSU)

 

Patch Set Updates are used to patch Oracle WebLogic Server only. Patch Set Updates are released on a quarterly basis, following the same schedule as the Critical Patch Updates (CPUs). These come out the closest Tuesday to the 15th of the months of January, April, July and October. Patch Set Update content is intended to address the top fifty critical bugs affecting the broad customer base.