ViewCountOperation

prax_query::operations

Struct ViewCountOperation 

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pub struct ViewCountOperation<E: QueryEngine, V: View> { /* private fields */ }
Expand description

A count operation for views.

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impl<E: QueryEngine, V: View> ViewCountOperation<E, V>

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pub fn new(engine: E) -> Self

Create a new ViewCount operation.

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pub fn where(self, filter: impl Into<Filter>) -> Self

Add a filter condition.

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pub fn build_sql(&self) -> (String, Vec<FilterValue>)

Build the SQL query.

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pub async fn exec(self) -> QueryResult<u64>

Execute the count query.

Auto Trait Implementations§

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impl<E, V> Freeze for ViewCountOperation<E, V>
where E: Freeze,

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impl<E, V> RefUnwindSafe for ViewCountOperation<E, V>
where E: RefUnwindSafe, V: RefUnwindSafe,

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impl<E, V> Send for ViewCountOperation<E, V>

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impl<E, V> Sync for ViewCountOperation<E, V>

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impl<E, V> Unpin for ViewCountOperation<E, V>
where E: Unpin, V: Unpin,

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impl<E, V> UnwindSafe for ViewCountOperation<E, V>
where E: UnwindSafe, V: UnwindSafe,

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

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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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where U: From<T>,

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where U: Into<T>,

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where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

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where S: Into<Dispatch>,

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