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ForeignLibraryModule

datafusion_ffi::tests

Struct ForeignLibraryModule 

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#[repr(C)]
pub struct ForeignLibraryModule {
Show 17 fields
    pub create_catalog: extern "C" fn(codec: FFI_LogicalExtensionCodec) -> FFI_CatalogProvider,
    pub create_catalog_list: extern "C" fn(codec: FFI_LogicalExtensionCodec) -> FFI_CatalogProviderList,
    pub create_table: extern "C" fn(synchronous: bool, codec: FFI_LogicalExtensionCodec) -> FFI_TableProvider,
    pub create_table_factory: extern "C" fn(codec: FFI_LogicalExtensionCodec) -> FFI_TableProviderFactory,
    pub create_scalar_udf: extern "C" fn() -> FFI_ScalarUDF,
    pub create_nullary_udf: extern "C" fn() -> FFI_ScalarUDF,
    pub create_timezone_udf: extern "C" fn() -> FFI_ScalarUDF,
    pub create_table_function: extern "C" fn(FFI_LogicalExtensionCodec) -> FFI_TableFunction,
    pub create_sum_udaf: extern "C" fn() -> FFI_AggregateUDF,
    pub create_stddev_udaf: extern "C" fn() -> FFI_AggregateUDF,
    pub create_rank_udwf: extern "C" fn() -> FFI_WindowUDF,
    pub create_extension_options: extern "C" fn() -> FFI_ExtensionOptions,
    pub create_empty_exec: extern "C" fn() -> FFI_ExecutionPlan,
    pub create_exec_with_statistics: extern "C" fn() -> FFI_ExecutionPlan,
    pub create_table_with_statistics: extern "C" fn(codec: FFI_LogicalExtensionCodec) -> FFI_TableProvider,
    pub create_physical_optimizer_rule: extern "C" fn() -> FFI_PhysicalOptimizerRule,
    pub version: extern "C" fn() -> u64,

}
Available on crate feature integration-tests only.
Expand description

This struct defines the module interfaces. It is to be shared by both the module loading program and library that implements the module.

Fields§

§create_catalog: extern "C" fn(codec: FFI_LogicalExtensionCodec) -> FFI_CatalogProvider

Construct an opinionated catalog provider

§create_catalog_list: extern "C" fn(codec: FFI_LogicalExtensionCodec) -> FFI_CatalogProviderList

Construct an opinionated catalog provider list

§create_table: extern "C" fn(synchronous: bool, codec: FFI_LogicalExtensionCodec) -> FFI_TableProvider

Constructs the table provider

§create_table_factory: extern "C" fn(codec: FFI_LogicalExtensionCodec) -> FFI_TableProviderFactory

Constructs the table provider factory

§create_scalar_udf: extern "C" fn() -> FFI_ScalarUDF

Create a scalar UDF

§create_nullary_udf: extern "C" fn() -> FFI_ScalarUDF§create_timezone_udf: extern "C" fn() -> FFI_ScalarUDF§create_table_function: extern "C" fn(FFI_LogicalExtensionCodec) -> FFI_TableFunction§create_sum_udaf: extern "C" fn() -> FFI_AggregateUDF

Create an aggregate UDAF using sum

§create_stddev_udaf: extern "C" fn() -> FFI_AggregateUDF

Create grouping UDAF using stddev

§create_rank_udwf: extern "C" fn() -> FFI_WindowUDF§create_extension_options: extern "C" fn() -> FFI_ExtensionOptions

Create extension options, for either ConfigOptions or TableOptions

§create_empty_exec: extern "C" fn() -> FFI_ExecutionPlan§create_exec_with_statistics: extern "C" fn() -> FFI_ExecutionPlan§create_table_with_statistics: extern "C" fn(codec: FFI_LogicalExtensionCodec) -> FFI_TableProvider§create_physical_optimizer_rule: extern "C" fn() -> FFI_PhysicalOptimizerRule§version: extern "C" fn() -> u64

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