delete_backup: Delete backup

In dataversionr: Time Versioned Storage of Data Frames

Delete backup

Description

Delete backups after a particular position in a versioned dataset

Usage

delete_backup(destination, after_position, verbose = FALSE)

Arguments

destination	a local directory path or an arrow SubTreeFileSystem
after_position	how many backups should we leave in the dv?
verbose	TRUE /FALSE should the function be chatty?

Value

TRUE

Examples

temp_dir <- tempfile()
dir.create(temp_dir, recursive = TRUE)
df <- data.frame(a = 1:5, b = letters[1:5])
for(i in 1:10) {put_backup(df, temp_dir)}

# before
list.files(file.path(temp_dir, "backup"))

delete_backup(temp_dir, 4L)

# after
list.files(file.path(temp_dir, "backup"))

dataversionr documentation built on Aug. 18, 2022, 9:06 a.m.