Struct ExistsColumnBuilder 

pub struct ExistsColumnBuilder<T> { /* private fields */ }

Available on crate feature backend-postgres only.

Builder for EXISTS columns in JSON_TABLE

Implementations

impl<T> ExistsColumnBuilder<T>

pub fn path<P>(self, path: P) -> Self

where P: Into<Cow<'static, str>>,

Set PATH clause

pub fn error_on_error(self) -> Self

Convenience method for ERROR ON ERROR

pub fn true_on_error(self) -> Self

Convenience method for TRUE ON ERROR

pub fn false_on_error(self) -> Self

Convenience method for FALSE ON ERROR

pub fn unknown_on_error(self) -> Self

Convenience method for UNKNOWN ON ERROR

impl ExistsColumnBuilder<Builder>

pub fn build_column(self) -> Builder

Finish building this column and return to the main builder

impl ExistsColumnBuilder<NestedPathBuilder>

pub fn build_column(self) -> NestedPathBuilder

Finish building this column and return to the nested path builder

Trait Implementations

impl<T: Clone> Clone for ExistsColumnBuilder<T>

fn clone(&self) -> ExistsColumnBuilder<T>

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<T: Debug> Debug for ExistsColumnBuilder<T>

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

Formats the value using the given formatter.