Module udf

UDF implementation interface.

To support a new language or runtime for UDF, implement the interface in this module.

See expr/impl/src/udf for the implementations.

Structs

• CreateFunctionOptions
  Options for creating a function.
• CreateFunctionOutput
  Output of creating a function.
• UdfImplDescriptor
  UDF implementation descriptor.
• UdfOptions
  Options for building a UDF runtime.

Enums

• UdfKind

Statics

• UDF_IMPLS
  The global registry of UDF implementations.

Traits

• UdfImpl
  UDF implementation.

Functions

• find_udf_impl
  Find a UDF implementation by language.