Module nth_value

nth_value window function implementation

Structs

• NthValue
• NthValueState

Enums

• NthValueKind
  Tag to differentiate special use cases of the NTH_VALUE built-in window function.

Functions

• first_value
  Create an expression to represent the first_value window function
• first_value_udwf
  Returns a WindowUDF for first_value.
• last_value
  Create an expression to represent the last_value window function
• last_value_udwf
  Returns a WindowUDF for last_value.
• nth_value
  Create an expression to represent the nth_value window function
• nth_value_udwf
  Returns a WindowUDF for nth_value.