write_csv: Write query results or a data.frame to a CSV file

In vectra: Columnar Query Engine for Larger-than-RAM Data

Write query results or a data.frame to a CSV file

Description

For vectra_node inputs, data is streamed batch-by-batch to disk without materializing the full result in memory. For data.frame inputs, the data is written directly.

Usage

write_csv(x, path, ...)

Arguments

x	A vectra_node (lazy query) or a data.frame.
path	File path for the output CSV file.
...	Reserved for future use.

Value

Invisible NULL.

Examples

f <- tempfile(fileext = ".vtr")
write_vtr(mtcars[1:5, ], f)
csv <- tempfile(fileext = ".csv")
tbl(f) |> write_csv(csv)
unlink(c(f, csv))

vectra documentation built on May 8, 2026, 9:06 a.m.