Struct RelationalJoinPlanningAttempt 

pub struct RelationalJoinPlanningAttempt {
    pub strategy: RelationalJoinPlanningStrategy,
    pub status: RelationalJoinPlanningStatus,
    pub reason: RelationalJoinPlanningReason,
    pub fallback_class: Option<RelationalJoinPlanningFallbackClass>,
    pub memo_groups: Option<usize>,
    pub memo_expressions: Option<usize>,
    pub cost: Option<RelationalJoinPlanningCost>,
}

Fields

strategy: RelationalJoinPlanningStrategy

status: RelationalJoinPlanningStatus

reason: RelationalJoinPlanningReason

fallback_class: Option<RelationalJoinPlanningFallbackClass>

memo_groups: Option<usize>

memo_expressions: Option<usize>

cost: Option<RelationalJoinPlanningCost>

Implementations

impl RelationalJoinPlanningAttempt

pub fn not_eligible( strategy: RelationalJoinPlanningStrategy, reason: RelationalJoinPlanningReason, ) -> RelationalJoinPlanningAttempt

pub fn selected( strategy: RelationalJoinPlanningStrategy, reordered: bool, memo_groups: usize, memo_expressions: usize, cost: PlanCostBreakdown, ) -> RelationalJoinPlanningAttempt

pub fn syntax_fallback() -> RelationalJoinPlanningAttempt

pub fn explicit_syntax_order() -> RelationalJoinPlanningAttempt

pub fn fallback_from_enumeration( strategy: RelationalJoinPlanningStrategy, error: &RelationalJoinEnumerationError, ) -> Option<RelationalJoinPlanningAttempt>

pub fn fallback_from_rewrite( strategy: RelationalJoinPlanningStrategy, error: &RelationalJoinRewriteError, ) -> Option<RelationalJoinPlanningAttempt>

Trait Implementations

impl Clone for RelationalJoinPlanningAttempt

fn clone(&self) -> RelationalJoinPlanningAttempt

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for RelationalJoinPlanningAttempt

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

Formats the value using the given formatter.

impl Eq for RelationalJoinPlanningAttempt

impl PartialEq for RelationalJoinPlanningAttempt

fn eq(&self, other: &RelationalJoinPlanningAttempt) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for RelationalJoinPlanningAttempt