Enum migration::OnConflictUpdate

pub enum OnConflictUpdate {
    Column(SeaRc<dyn Iden>),
    Expr(SeaRc<dyn Iden>, SimpleExpr),
}

Represents strategies to update column in ON CONFLICT (upsert) actions

Variants

Column(SeaRc<dyn Iden>)

Update column value of existing row with inserting value

Expr(SeaRc<dyn Iden>, SimpleExpr)

Update column value of existing row with expression

Trait Implementations

impl Clone for OnConflictUpdate

fn clone(&self) -> OnConflictUpdate

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for OnConflictUpdate

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

Formats the value using the given formatter.

impl PartialEq for OnConflictUpdate

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

This method tests for self and other values to be equal, and is used by ==.

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

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

impl StructuralPartialEq for OnConflictUpdate