Enum RollbackMode 

pub enum RollbackMode {
    Append,
    Upsert,
    Overwrite,
}

How the run being rolled back wrote, which decides the undo strategy.

Variants

Append

Delete the run’s rows by run id.

Upsert

Restore before-images from the journal.

Overwrite

Swap the kept previous table back.

Implementations

impl RollbackMode

pub fn for_write_mode(mode: WriteMode) -> Self

The undo strategy for a write mode.

pub fn as_str(self) -> &'static str

Trait Implementations

impl Clone for RollbackMode

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for RollbackMode

impl Debug for RollbackMode

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for RollbackMode

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for RollbackMode

impl PartialEq for RollbackMode

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

Equality operator ==.

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

Inequality operator !=.

impl Serialize for RollbackMode

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

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for RollbackMode