infer_parquet_schema {nanoparquet} | R Documentation |
Infer Parquet schema of a data frame
Description
Infer Parquet schema of a data frame
Usage
infer_parquet_schema(df, options = parquet_options())
Arguments
df |
Data frame. |
options |
Return value of |
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.
[Package nanoparquet version 0.4.2 Index]