Crunch datasets can be saved and restored using saveVersion
and restoreVersion()
.
Some Crunch functions, such as appendDataset()
create new savepoints automatically. To
see the list of savepoints use versions()
.
saveVersion(
dataset,
description = paste("Version", length(versions(dataset)) + 1)
)
invisibly, the URL of the newly created version
a CrunchDataset
character name to give the saved version, as in a commit message. You are encouraged, though not strictly required, to give versions unique descriptions.
versions restoreVersion