Server Actions

Complete reference for Arrow Flight DoAction RPC handlers required and optional for Airport server implementation, including catalog and data operations.

When implementing an Arrow Flight server that integrates with the Airport extension for DuckDB, you must handle specific actions within the Arrow Flight DoAction RPC handler.

The following table summarizes all supported actions, including which are required for basic functionality and which are optional for enhanced features.

Action Name	Required	Description
add_column	no	Add a column to a table.
add_constraint	no	Add a constraint to a field.
add_field	no	Add a field to a structure.
catalog_version	no	Get the current catalog version.
change_column_type	no	Change the type of a column.
column_statistics	no	Get column-level statistics for a flight.
create_schema	no	Create a new schema.
create_table	no	Create a new table.
create_transaction	no	Create a new transaction identifier.
drop_not_null	no	Drop NOT NULL constraint from a field.
drop_schema	no	Drop a schema.
drop_table	no	Drop a table.
endpoints	yes	Get the endpoints for a specific flight.
list_schemas	yes	List all schemas in the database.
remove_column	no	Remove a column from a table.
remove_field	no	Remove a field from a structure.
rename_column	no	Rename a column.
rename_field	no	Rename a field in a structure.
rename_table	no	Rename a table.
set_default	no	Set a default value for a field.
set_not_null	no	Set a field to NOT NULL.
table_function_flight_info	no	Get FlightInfo for a table-returning function.