Originally, a process in IMS 1 which removes all database updates performed by an application that has abended. Is now offered in DB2, VSAM (CICSVR) and other environments.

The function of removing any changes to CICS protected resources performed by an active CICS unit of work prior to a task or system failure.

Work the framing contractor does after the mechanical subcontractors (Heating-Plumbing-Electrical) finish their phase of work at the rough (before insulation) stage to get the home ready for a municipal frame inspection. Generally, the framing contractor repairs anything disturbed by others and completes all framing necessary to pass a rough Frame Inspection.

An operation that reverses all the changes made during the current unit of recovery or unit of work. After the operation is complete, a new unit of recovery or unit of work begins. Contrast with commit.