Enum CascadeDeleteAction 

pub enum CascadeDeleteAction {
    Delete,
    SetNull,
}

The action to take for untracked dependents when a principal is deleted.

Variants

Delete

DELETE FROM child_table WHERE fk = ?

SetNull

UPDATE child_table SET fk = NULL WHERE fk = ?

Trait Implementations

impl Clone for CascadeDeleteAction

fn clone(&self) -> CascadeDeleteAction

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for CascadeDeleteAction

impl Debug for CascadeDeleteAction

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

Formats the value using the given formatter.

impl Eq for CascadeDeleteAction

impl PartialEq for CascadeDeleteAction

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for CascadeDeleteAction