Struct CompoundSelectPlan 

pub struct CompoundSelectPlan {
    pub initial: Box<SelectPlan>,
    pub operations: Vec<CompoundSelectComponent>,
}

Compound SELECT plan representing a tree of set operations.

Fields

initial: Box<SelectPlan>

operations: Vec<CompoundSelectComponent>

Implementations

impl CompoundSelectPlan

pub fn new(initial: SelectPlan) -> Self

pub fn push_operation( &mut self, operator: CompoundOperator, quantifier: CompoundQuantifier, plan: SelectPlan, )

Trait Implementations

impl Clone for CompoundSelectPlan

fn clone(&self) -> CompoundSelectPlan

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for CompoundSelectPlan

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

Formats the value using the given formatter.