Struct ExistsQuery 

pub struct ExistsQuery { /* private fields */ }

Implementations

impl ExistsQuery

pub fn new(field: Field, full_path: &str) -> Self

Creates a new ExistsQuery with a given field

Trait Implementations

impl Clone for ExistsQuery

fn clone(&self) -> ExistsQuery

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ExistsQuery

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

Formats the value using the given formatter.

impl Query for ExistsQuery

fn weight(&self, _: EnableScoring<'_>) -> Result<Box<dyn Weight>>

Create the weight associated with a query.

fn weight_async<'life0, 'life1, 'async_trait>( &'life0 self, enable_scoring: EnableScoring<'life1>, ) -> Pin<Box<dyn Future<Output = Result<Box<dyn Weight>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Create the weight associated with a query asynchronously.

fn explain( &self, searcher: &Searcher, doc_address: DocAddress, ) -> Result<Explanation, TantivyError>

Returns an Explanation for the score of the document.

fn count(&self, searcher: &Searcher) -> Result<usize, TantivyError>

Returns the number of documents matching the query.

fn count_async<'life0, 'life1, 'async_trait>( &'life0 self, searcher: &'life1 Searcher, ) -> Pin<Box<dyn Future<Output = Result<usize, TantivyError>> + Send + 'async_trait>>

where 'life0: 'async_trait, 'life1: 'async_trait, Self: 'async_trait,

Returns the number of documents matching the query.

fn query_terms<'a>(&'a self, _visitor: &mut dyn FnMut(&'a Term, bool))

Extract all of the terms associated with the query and pass them to the given closure.