private void uninsertRename(DimensionRenamer renamer) {
            Rename rename = (Rename)operation.inputs().get(inputNumber);
            operation.uninsert(inputNumber);
            removeConstraintsOf(rename, renamer);
            removeConstraintsOf(operation, renamer);
            operation.addDimensionNameConstraints(renamer);
        }
Undo what insertRenameOperation has done: Set back the original operation and remove+add constraints
model-integration/src/main/java/ai/vespa/rankingexpression/importer/DimensionRenamer.java