Module datafusion_functions_nested::extract

ScalarUDFImpl definitions for array_element, array_slice, array_pop_front, array_pop_back, and array_any_value functions.

Functions

• array_any_value
  returns the first non-null element in the array.
• array_any_value_udf
  ScalarFunction that returns a ScalarUDF for ArrayAnyValue
• array_element
  extracts the element with the index n from the array.
• array_element_udf
  ScalarFunction that returns a ScalarUDF for ArrayElement
• array_pop_back
  returns the array without the last element.
• array_pop_back_udf
  ScalarFunction that returns a ScalarUDF for ArrayPopBack
• array_pop_front
  returns the array without the first element.
• array_pop_front_udf
  ScalarFunction that returns a ScalarUDF for ArrayPopFront
• array_slice
  returns a slice of the array.
• array_slice_udf
  ScalarFunction that returns a ScalarUDF for ArraySlice