Archive a Parquet file into the archive subdirectory

Moves a Parquet file into an archive subdirectory, appending a timestamp suffix derived from the file's last_modified metadata. The archived filename takes the form <table>_<YYYYMMDDTHHMMSSz>.parquet.

Usage

pq_archive(
  table_name = NULL,
  schema = NULL,
  data_dir = NULL,
  file_name = NULL,
  archive_dir = "archive"
)

Arguments

table_name: Name of the table. Required if file_name is not provided.
schema: Schema name. Required if file_name is not provided.
data_dir: Root directory of the Parquet data repository. Defaults to the DATA_DIR environment variable, with interactive setup when needed.
file_name: Full path to the Parquet file to archive. If provided, table_name, schema, and data_dir are ignored.
archive_dir: Name of the archive subdirectory relative to the schema directory. Defaults to "archive".

Value

Invisibly returns the path to the archived file, or NULL if the source file does not exist.

Details

Either file_name or both table_name and schema must be provided.

Examples

if (FALSE) { # \dontrun{
pq_archive("company", "comp")
pq_archive(file_name = "~/pq_data/comp/company.parquet")
} # }