Enum MigrationState 

pub enum MigrationState {
    Started {
        target: StorageLocation,
    },
    Uploaded {
        target: StorageLocation,
    },
    Committed,
    RolledBack,
}

两阶段迁移状态

Variants

Started

Fields

target: StorageLocation

Uploaded

Fields

target: StorageLocation

Committed

RolledBack

Trait Implementations

impl Clone for MigrationState

fn clone(&self) -> MigrationState

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MigrationState

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for MigrationState

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for MigrationState

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.