Infer Parquet schema of a data frame
Usage
infer_parquet_schema(df, options = parquet_options())Arguments
- df
Data frame.
- options
Return value of
parquet_options(), may modify the R to Parquet type mappings.
Value
Data frame, the inferred schema. It has the same columns as
the return value of read_parquet_schema():
file_name, name, r_type, type, type_length, repetition_type, converted_type, logical_type, num_children, scale, precision, field_id.
See also
read_parquet_schema() to read the schema of a Parquet file,
parquet_schema() to create a Parquet schema from scratch.