Struct RowColumn 

pub struct RowColumn { /* private fields */ }

One validator-derived output column.

Implementations

impl RowColumn

pub const fn binding(&self) -> BindingId

Return the output binding.

pub const fn optional(&self) -> bool

Whether rows may carry an explicit absence in this column.

pub const fn variable(&self) -> &QueryVariable

Return the canonical query variable.

pub const fn domain(&self) -> &BindingDomain

Return the schema-derived binding domain.

Trait Implementations

impl Clone for RowColumn

fn clone(&self) -> RowColumn

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for RowColumn

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

Formats the value using the given formatter.

impl Eq for RowColumn

impl PartialEq for RowColumn

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for RowColumn