parquet_info {nanoparquet} | R Documentation |
Short summary of a Parquet file
parquet_info(file)
file |
Path to a Parquet file. |
Data frame with columns:
file_name
: file name.
num_cols
: number of (leaf) columns.
num_rows
: number of rows.
num_row_groups
: number of row groups.
file_size
: file size in bytes.
parquet_version
: Parquet version.
created_by
: A string scalar, usually the name of the software
that created the file. NA
if not available.
parquet_metadata()
to read more metadata,
parquet_column_types()
and parquet_schema()
for column information.
read_parquet()
, write_parquet()
, nanoparquet-types.