Struct ForeignKeyField 

pub struct ForeignKeyField {
    pub source: FieldId,
    pub target: FieldId,
}

One column-pair within a ForeignKey.

Maps a single field on the source (owning) model to the corresponding field on the target (referenced) model.

Examples

use toasty_core::schema::app::{ForeignKeyField, ModelId};

let fkf = ForeignKeyField {
    source: ModelId(0).field(2),
    target: ModelId(1).field(0),
};

Fields

source: FieldId

The field on the source model that stores the foreign key value.

target: FieldId

The field on the target model that this foreign key references.

Implementations

impl ForeignKeyField

pub fn source<'a>(&self, schema: &'a Schema) -> &'a Field

Resolves the source Field from the given schema.

pub fn target<'a>(&self, schema: &'a Schema) -> &'a Field

Resolves the target Field from the given schema.

Trait Implementations

impl Clone for ForeignKeyField

fn clone(&self) -> ForeignKeyField

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ForeignKeyField

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

Formats the value using the given formatter.