This preface lists changes in Pro*C/C++ Programmer's Guide.
Changes in Pro*C/C++ 12c Release 2 (12.2)
The following features are new in this release:
Pro*C/C++ now supports identifier lengths of 128 bytes. In previous releases, the identifier length limit was 30 bytes.
Pro*C/C++ now supports Oracle Instant Client - Basic Light version.
Pro*C/C++ now introduces a new command line option “trim_password”, to prevent authentication issues caused by password strings that contain trailing blank space.
High Availability features such as Transaction Guard are implemented in the OCI layer. For more information, see the Call Interface Programmer’s Guide.