Enum DeleteBehavior 

pub enum DeleteBehavior {
    Restrict,
    Cascade,
    Break,
}

Defines the behavior for delete operations regarding foreign key constraints.

Variants

Restrict

Delete only the records matching the filter.

Cascade

Cascade delete to related records.

Break

Break the foreign key references.

Don’t use this option unless you are sure what you’re doing!

Trait Implementations

impl Clone for DeleteBehavior

fn clone(&self) -> DeleteBehavior

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for DeleteBehavior

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

Formats the value using the given formatter.

impl PartialEq for DeleteBehavior

fn eq(&self, other: &DeleteBehavior) -> 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 Copy for DeleteBehavior

impl Eq for DeleteBehavior

impl StructuralPartialEq for DeleteBehavior