t.mu.Lock()
	defer t.mu.Unlock()

	var cols []any
	if doInsert {
		cols = make([]any, len(t.colname))
	}
	argPos := 0
	for n, colname := range s.colName {
		colidx := t.columnIndex(colname)
		if colidx == -1 {
			return nil, fmt.Errorf("fakedb: column %q doesn't exist or dropped since prepared statement was created", colname)
		}
		var val any

	}{
		{
			name:     "PersistentVolume",
			specName: "pv2",
			driver:   "simple-driver",
			volName:  "vol2",
			specFunc: func(specName, driver, volName string) *volume.Spec {
				return volume.NewSpecFromPersistentVolume(makeTestPV(specName, 20, driver, volName), false)
			},
			podFunc: func() *api.Pod {
				podUID := types.UID(fmt.Sprintf("%08X", rand.Uint64()))

	}, nil
}

func (plugin *configMapPlugin) NewUnmounter(volName string, podUID types.UID) (volume.Unmounter, error) {
	return &configMapVolumeUnmounter{
		&configMapVolume{
			volName,
			podUID,
			plugin,
			plugin.host.GetMounter(plugin.GetPluginName()),
			volume.NewCachedMetrics(volume.NewMetricsDu(getPath(podUID, volName, plugin.host))),
		},
	}, nil
}

	}, nil
}

func (plugin *projectedPlugin) NewUnmounter(volName string, podUID types.UID) (volume.Unmounter, error) {
	return &projectedVolumeUnmounter{
		&projectedVolume{
			volName:         volName,
			podUID:          podUID,
			plugin:          plugin,
			MetricsProvider: volume.NewCachedMetrics(volume.NewMetricsDu(getPath(podUID, volName, plugin.host))),
		},
	}, nil
}

	}, nil
}

func (plugin *downwardAPIPlugin) NewUnmounter(volName string, podUID types.UID) (volume.Unmounter, error) {
	return &downwardAPIVolumeUnmounter{
		&downwardAPIVolume{
			volName:         volName,
			podUID:          podUID,
			plugin:          plugin,
			MetricsProvider: volume.NewCachedMetrics(volume.NewMetricsDu(getPath(podUID, volName, plugin.host))),
		},
	}, nil
}

}

func (plugin *portworxVolumePlugin) NewUnmounter(volName string, podUID types.UID) (volume.Unmounter, error) {
	return plugin.newUnmounterInternal(volName, podUID, plugin.util, plugin.host.GetMounter(plugin.GetPluginName()))
}

func (plugin *portworxVolumePlugin) newUnmounterInternal(volName string, podUID types.UID, manager portworxManager,
	mounter mount.Interface) (volume.Unmounter, error) {

		readOnly:     readOnly,
	}, nil

}

func (plugin *localVolumePlugin) NewUnmounter(volName string, podUID types.UID) (volume.Unmounter, error) {
	return &localVolumeUnmounter{
		localVolume: &localVolume{
			podUID:  podUID,
			volName: volName,
			mounter: plugin.host.GetMounter(plugin.GetPluginName()),
			plugin:  plugin,
		},
	}, nil
}

	return mapper, nil
}

func (plugin *iscsiPlugin) NewUnmounter(volName string, podUID types.UID) (volume.Unmounter, error) {
	return plugin.newUnmounterInternal(volName, podUID, &ISCSIUtil{}, plugin.host.GetMounter(plugin.GetPluginName()), plugin.host.GetExec(plugin.GetPluginName()))
}

}

func (plugin *fcPlugin) newUnmapperInternal(volName string, podUID types.UID, manager diskManager, exec utilexec.Interface) (volume.BlockVolumeUnmapper, error) {
	return &fcDiskUnmapper{
		fcDisk: &fcDisk{
			podUID:  podUID,
			volName: volName,
			manager: manager,
			plugin:  plugin,
			io:      &osIOHandler{},
		},
		exec:       exec,

		volName:         volName,
		medium:          v1.StorageMediumDefault, // might be changed later
		mounter:         mounter,
		mountDetector:   mountDetector,
		plugin:          plugin,
		MetricsProvider: volume.NewMetricsDu(getPath(podUID, volName, plugin.host)),
	}
	return ed, nil
}

func (plugin *emptyDirPlugin) ConstructVolumeSpec(volName, mountPath string) (volume.ReconstructedVolume, error) {