Enum Constraint 

pub enum Constraint {
    Check(CheckConstraint),
    Unique(UniqueConstraint),
}

A table-level constraint — either CHECK or UNIQUE.

Variants

Check(CheckConstraint)

Unique(UniqueConstraint)

Trait Implementations

impl Clone for Constraint

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Constraint

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

Formats the value using the given formatter.

impl From<CheckConstraint> for Constraint

fn from(c: CheckConstraint) -> Self

Converts to this type from the input type.

impl From<UniqueConstraint> for Constraint

fn from(c: UniqueConstraint) -> Self

Converts to this type from the input type.