Write a data frame to Parquet — morie_write_parquet • rmorie

Native Parquet writer: single row group, PLAIN encoding, all columns OPTIONAL. Output is read back unchanged by pyarrow and nanoparquet.

Usage

morie_write_parquet(df, path, compression = "snappy")

Arguments

df: A data.frame.
path: Destination path.
compression: "snappy" (default) or NULL for uncompressed.

Value

path, invisibly.

Examples

df <- data.frame(a = 1:3, b = c("x", "y", "z"), stringsAsFactors = FALSE)
p <- tempfile(fileext = ".parquet")
morie_write_parquet(df, p)