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QueryManager

typedb_driver::transaction::query

Struct QueryManager 

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pub struct QueryManager<'tx> { /* private fields */ }
Expand description

Provides methods for executing TypeQL queries in the transaction.

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impl<'tx> QueryManager<'tx>

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pub fn define(&self, query: &str) -> impl Promise<'tx, Result>

Performs a TypeQL Define query with default options. See QueryManager::define_with_options

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pub fn define_with_options( &self, query: &str, options: Options, ) -> impl Promise<'tx, Result>

Performs a TypeQL Define query in the transaction.

§Arguments
  • query – The TypeQL Define query to be executed
  • options – Specify query options
§Examples
transaction.query().define_with_options(query, options).await
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pub fn undefine(&self, query: &str) -> impl Promise<'tx, Result>

Performs a TypeQL Undefine query with default options See QueryManager::undefine_with_options

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pub fn undefine_with_options( &self, query: &str, options: Options, ) -> impl Promise<'tx, Result>

Performs a TypeQL Undefine query in the transaction.

§Arguments
  • query – The TypeQL Undefine query to be executed
  • options – Specify query options
§Examples
transaction.query().undefine_with_options(query, options).await
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pub fn delete(&self, query: &str) -> impl Promise<'tx, Result>

Performs a TypeQL Delete query with default options. See QueryManager::delete_with_options

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pub fn delete_with_options( &self, query: &str, options: Options, ) -> impl Promise<'tx, Result>

Performs a TypeQL Delete query in the transaction.

§Arguments
  • query – The TypeQL Delete query to be executed
  • options – Specify query options
§Examples
transaction.query().delete_with_options(query, options).await
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pub fn get( &self, query: &str, ) -> Result<impl Stream<Item = Result<ConceptMap>> + 'tx>

Performs a TypeQL Match (Get) query with default options. See QueryManager::get_with_options

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pub fn get_with_options( &self, query: &str, options: Options, ) -> Result<impl Stream<Item = Result<ConceptMap>> + 'tx>

Performs a TypeQL Match (Get) query in the transaction.

§Arguments
  • query – The TypeQL Match (Get) query to be executed
  • options – Specify query options
§Examples
transaction.query().get_with_options(query, options)
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pub fn insert( &self, query: &str, ) -> Result<impl Stream<Item = Result<ConceptMap>> + 'tx>

Performs a TypeQL Insert query with default options. See QueryManager::insert_with_options

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pub fn insert_with_options( &self, query: &str, options: Options, ) -> Result<impl Stream<Item = Result<ConceptMap>> + 'tx>

Performs a TypeQL Insert query in the transaction.

§Arguments
  • query – The TypeQL Insert query to be executed
  • options – Specify query options
§Examples
transaction.query().insert_with_options(query, options)
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pub fn update( &self, query: &str, ) -> Result<impl Stream<Item = Result<ConceptMap>> + 'tx>

Performs a TypeQL Update query with default options. See QueryManager::update_with_options

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pub fn update_with_options( &self, query: &str, options: Options, ) -> Result<impl Stream<Item = Result<ConceptMap>> + 'tx>

Performs a TypeQL Update query in the transaction.

§Arguments
  • query – The TypeQL Update query to be executed
  • options – Specify query options
§Examples
transaction.query().update_with_options(query, options)
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pub fn get_aggregate( &self, query: &str, ) -> impl Promise<'tx, Result<Option<Value>>>

Performs a TypeQL Match Aggregate query with default options. See QueryManager::get_aggregate

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pub fn get_aggregate_with_options( &self, query: &str, options: Options, ) -> impl Promise<'tx, Result<Option<Value>>>

Performs a TypeQL Match Aggregate query in the transaction.

§Arguments
  • query – The TypeQL Match Aggregate query to be executed
  • options – Specify query options
§Examples
transaction.query().get_aggregate_with_options(query, options).await
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pub fn get_group( &self, query: &str, ) -> Result<impl Stream<Item = Result<ConceptMapGroup>> + 'tx>

Performs a TypeQL Match Group query with default options. See QueryManager::get_group

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pub fn get_group_with_options( &self, query: &str, options: Options, ) -> Result<impl Stream<Item = Result<ConceptMapGroup>> + 'tx>

Performs a TypeQL Match Group query in the transaction.

§Arguments
  • query – The TypeQL Match Group query to be executed
  • options – Specify query options
§Examples
transaction.query().get_group_with_options(query, options)
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pub fn get_group_aggregate( &self, query: &str, ) -> Result<impl Stream<Item = Result<ValueGroup>> + 'tx>

Performs a TypeQL Match Group Aggregate query with default options. See QueryManager::get_group_aggregate_with_options

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pub fn get_group_aggregate_with_options( &self, query: &str, options: Options, ) -> Result<impl Stream<Item = Result<ValueGroup>> + 'tx>

Performs a TypeQL Match Group Aggregate query in the transaction.

§Arguments
  • query – The TypeQL Match Group Aggregate query to be executed
  • options – Specify query options
§Examples
transaction.query().get_group_aggregate_with_options(query, options)
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pub fn fetch( &self, query: &str, ) -> Result<impl Stream<Item = Result<JSON>> + 'tx>

Performs a TypeQL Fetch query with default options. See QueryManager::fetch_with_options

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pub fn fetch_with_options( &self, query: &str, options: Options, ) -> Result<impl Stream<Item = Result<JSON>> + 'tx>

Performs a TypeQL Match Group Aggregate query in the transaction.

§Arguments
  • query – The TypeQL Match Group Aggregate query to be executed
  • options – Specify query options
§Examples
transaction.query().fetch_with_options(query, options)
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pub fn explain( &self, explainable: &Explainable, ) -> Result<impl Stream<Item = Result<Explanation>> + 'tx>

Performs a TypeQL Explain query in the transaction. See ``QueryManager::explain_with_options

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pub fn explain_with_options( &self, explainable: &Explainable, options: Options, ) -> Result<impl Stream<Item = Result<Explanation>> + 'tx>

Performs a TypeQL Explain query in the transaction.

§Arguments
  • explainable – The Explainable to be explained
  • options – Specify query options
§Examples
transaction.query().explain_with_options(explainable, options)

Trait Implementations§

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impl<'tx> Debug for QueryManager<'tx>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<'tx> Freeze for QueryManager<'tx>

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impl<'tx> RefUnwindSafe for QueryManager<'tx>

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impl<'tx> Send for QueryManager<'tx>

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impl<'tx> Sync for QueryManager<'tx>

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impl<'tx> Unpin for QueryManager<'tx>

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impl<'tx> UnsafeUnpin for QueryManager<'tx>

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impl<'tx> UnwindSafe for QueryManager<'tx>

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impl<T> Any for T
where T: 'static + ?Sized,

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fn from(t: T) -> T

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fn into_request(self) -> Request<T>

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

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type Error = Infallible

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