Struct WindowFunctionRegistry 

pub struct WindowFunctionRegistry { /* private fields */ }

Registry for window functions

Implementations

impl WindowFunctionRegistry

pub fn new() -> Self

pub fn register(&mut self, function: Box<dyn WindowFunction>)

Register a window function

pub fn get(&self, name: &str) -> Option<Arc<Box<dyn WindowFunction>>>

Get a window function by name

pub fn contains(&self, name: &str) -> bool

Check if a function exists

pub fn list_functions(&self) -> Vec<String>

List all registered functions