1. In the execution of a computer program, a programmed return to a prior point in the sequence of instructions, usually to a checkpoint or to a restart point. 2. In a database management system, to return the database to a prior state or condition. 3. In a computer program, a programmed return to a specified prior checkpoint. See also checkpoint,  computer program,  condition,  database,  database management,  database management system,  execution,  point,  restart point,  specify,  state.