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QueryPlan

graphlite_sdk

Struct QueryPlan 

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pub struct QueryPlan {
    pub logical_plan: LogicalPlan,
    pub physical_plan: PhysicalPlan,
    pub planning_steps: Vec<TraceStep>,
    pub total_planning_time_ms: u64,
    pub estimated_cost: f64,
    pub estimated_rows: usize,
}
Expand description

Query execution plan information

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§logical_plan: LogicalPlan

Logical plan (high-level query structure)

§physical_plan: PhysicalPlan

Physical plan (actual execution operators)

§planning_steps: Vec<TraceStep>

Planning steps and optimizations applied

§total_planning_time_ms: u64

Total time spent planning (milliseconds)

§estimated_cost: f64

Estimated total cost

§estimated_rows: usize

Estimated number of rows returned

Implementations§

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impl QueryPlan

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pub fn format_tree(&self) -> String

Format the physical plan as a tree for display

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pub fn summary(&self) -> String

Get a summary of the plan

Trait Implementations§

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impl Clone for QueryPlan

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fn clone(&self) -> QueryPlan

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Debug for QueryPlan

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

Formats the value using the given formatter. Read more

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

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fn type_id(&self) -> TypeId

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where T: ?Sized,

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fn borrow(&self) -> &T

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impl<T> BorrowMut<T> for T
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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

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impl<T> Pointable for T

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const ALIGN: usize

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type Init = T

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unsafe fn init(init: <T as Pointable>::Init) -> usize

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Drops the object pointed to by the given pointer. Read more
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type Owned = T

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type Error = !

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Performs the conversion.
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type Error = <U as TryFrom<T>>::Error

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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.