func (udc *UpsideDownCouch) DeleteInternal(key []byte) (err error) {
internalRow := NewInternalRow(key, nil)
var writer store.KVWriter
writer, err = udc.store.Writer()
if err != nil {
return
}
defer func() {
if cerr := writer.Close(); err == nil && cerr != nil {
err = cerr
}
}()
return writer.Delete(internalRow.Key())
}