Struct IcebergContext

pub struct IcebergContext { /* private fields */ }

Implementations

impl IcebergContext

pub async fn new( tables: &[(String, String, String)], catalogs: Arc<dyn CatalogList>, branch: Option<&str>, ) -> Result<IcebergContext, DataFusionError>

Trait Implementations

impl ContextProvider for IcebergContext

fn get_table_source( &self, name: TableReference, ) -> Result<Arc<dyn TableSource>, DataFusionError>

Returns a table by reference, if it exists

fn get_function_meta(&self, name: &str) -> Option<Arc<ScalarUDF>>

Return the scalar function with a given name, if any

fn get_variable_type(&self, _variable_names: &[String]) -> Option<DataType>

Return the system/user-defined variable type, if any

fn get_aggregate_meta(&self, name: &str) -> Option<Arc<AggregateUDF>>

Return the aggregate function with a given name, if any

fn get_window_meta(&self, name: &str) -> Option<Arc<WindowUDF>>

Return the window function with a given name, if any

fn options(&self) -> &ConfigOptions

Return overall configuration options

fn udf_names(&self) -> Vec<String>

Return all scalar function names

fn udaf_names(&self) -> Vec<String>

Return all aggregate function names

fn udwf_names(&self) -> Vec<String>

Return all window function names

fn get_file_type( &self, _ext: &str, ) -> Result<Arc<dyn FileType>, DataFusionError>

Return the type of a file based on its extension (e.g. .parquet)

fn get_table_function_source( &self, _name: &str, _args: Vec<Expr>, ) -> Result<Arc<dyn TableSource>, DataFusionError>

Getter for a table function

fn create_cte_work_table( &self, _name: &str, _schema: Arc<Schema>, ) -> Result<Arc<dyn TableSource>, DataFusionError>

Provides an intermediate table that is used to store the results of a CTE during execution

fn get_expr_planners(&self) -> &[Arc<dyn ExprPlanner>]

Return ExprPlanner extensions for planning expressions

fn get_type_planner(&self) -> Option<Arc<dyn TypePlanner>>

Return TypePlanner extensions for planning data types