Package org.apache.calcite.adapter.csv

Calcite query provider that reads from CSV (comma-separated value) files.

A Calcite schema maps onto a directory, and each CSV file in that directory appears as a table. Full SQL operations are available on those tables.

Class Summary

Class	Description
CsvEnumerator<E>	Enumerator that reads from a CSV file.
CsvEnumerator.ArrayRowConverter	Array row converter.
CsvEnumerator.RowConverter<E>	Row converter.
CsvEnumerator.SingleColumnRowConverter	Single column row converter.
CsvFilterableTable	Table based on a CSV file that can implement simple filtering.
CsvProjectTableScanRule	Planner rule that projects from a CsvTableScan scan just the columns needed to satisfy a projection.
CsvScannableTable	Table based on a CSV file.
CsvSchema	Schema mapped onto a directory of CSV files.
CsvSchemaFactory	Factory that creates a CsvSchema.
CsvStreamReader	Extension to CSVReader that can read newly appended file content.
CsvStreamReader.CsvContentListener	Watches for content being appended to a CSV file.
CsvStreamScannableTable	Table based on a CSV file.
CsvStreamTableFactory	Factory that creates a CsvTranslatableTable.
CsvTable	Base class for table that reads CSV files.
CsvTableFactory	Factory that creates a CsvTranslatableTable.
CsvTableScan	Relational expression representing a scan of a CSV file.
CsvTranslatableTable	Table based on a CSV file.
JsonEnumerator	Enumerator that reads from a JSON file.
JsonTable	Table based on a JSON file.

Enum Summary

Enum	Description
CsvFieldType	Type of a field in a CSV file.
CsvTable.Flavor	Various degrees of table "intelligence".