Struct Relation 

pub struct Relation {
    pub kind: RelationKind,
    pub parent: Table,
    pub child: Table,
    pub parent_key: ColumnRef,
    pub child_key: ColumnRef,
    pub join_table: Option<Table>,
    pub join_parent_key: Option<ColumnRef>,
    pub join_child_key: Option<ColumnRef>,
}

Fields

kind: RelationKind

parent: Table

child: Table

parent_key: ColumnRef

child_key: ColumnRef

join_table: Option<Table>

join_parent_key: Option<ColumnRef>

join_child_key: Option<ColumnRef>

Implementations

impl Relation

pub fn on_expr(&self) -> Expr<bool>

pub fn join_table(&self) -> Table

pub fn join_steps(&self) -> Vec<(Table, Expr<bool>)>

Trait Implementations

impl Clone for Relation

fn clone(&self) -> Relation

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Relation

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

Formats the value using the given formatter.

impl Copy for Relation