Module io 

CSV / Parquet I/O and option types.

Structs

ColumnarSegmentBatchSourceFactory

Bounded V08 columnar segment source factory. Re-consumable bounded source factory over an adapter-provided V08 cursor.

CsvBatchSourceFactory

Bounded CSV streaming source factory. Re-consumable bounded CSV source factory.

CsvReadOptions

I/O option types. Options for reading CSV files.

ParquetBatchSourceFactory

Bounded Parquet streaming source factory. Re-consumable bounded Parquet source factory.

ParquetReadOptions

I/O option types. Options for reading Parquet files.

Functions

read_csv

CSV I/O helpers. Read a CSV file eagerly into a DataFrame using default CsvReadOptions.

read_csv_with_options

CSV I/O helpers. Read a CSV file eagerly into a DataFrame using the provided options.

read_parquet

Parquet I/O helpers. Read a Parquet file eagerly into a DataFrame using default ParquetReadOptions.

read_parquet_with_options

Parquet I/O helpers. Read a Parquet file eagerly into a DataFrame using the provided options.

write_csv

CSV I/O helpers. Write a DataFrame to a CSV file (currently always includes a header row).

write_parquet

Parquet I/O helpers. Write a DataFrame to a Parquet file.