Struct JoinOptimizer 

pub struct JoinOptimizer { /* private fields */ }

Join ordering optimizer

Implementations

impl JoinOptimizer

pub fn new() -> Self

Create a new join optimizer

pub fn optimize_joins(&self, goals: Vec<Goal>) -> Vec<Goal>

Optimize join order for a set of goals

Returns goals ordered for optimal join performance

Trait Implementations

impl Clone for JoinOptimizer

fn clone(&self) -> JoinOptimizer

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for JoinOptimizer

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for JoinOptimizer

fn default() -> Self

Returns the “default value” for a type.