Enum CheckpointPolicy 

pub enum CheckpointPolicy {
    EveryNode,
    BarrierOnly,
    Manual,
}

Checkpoint 策略 — 控制何时保存。

Variants

EveryNode

每次节点执行后保存

BarrierOnly

仅在 Barrier 决策后保存

Manual

手动控制 — 调用方显式触发

Trait Implementations

impl Clone for CheckpointPolicy

fn clone(&self) -> CheckpointPolicy

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for CheckpointPolicy

impl Debug for CheckpointPolicy

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

Formats the value using the given formatter.

impl Default for CheckpointPolicy

fn default() -> CheckpointPolicy

Returns the “default value” for a type.

impl Eq for CheckpointPolicy

impl PartialEq for CheckpointPolicy

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

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl StructuralPartialEq for CheckpointPolicy