Struct ExplainPlan 

pub struct ExplainPlan {
    pub nodes: Vec<ExplainNode>,
    pub total_cost: Cost,
    pub statistics: Option<ExecutionStatistics>,
}

Query explain output.

Fields

nodes: Vec<ExplainNode>

Query plan nodes.

total_cost: Cost

Total estimated cost.

statistics: Option<ExecutionStatistics>

Execution statistics (if available).

Implementations

impl ExplainPlan

pub fn from_optimized(query: &OptimizedQuery) -> Self

Create explain plan from optimized query.

pub fn format_text(&self) -> String

Format as text.

pub fn format_json(&self) -> Result<String, Error>

Format as JSON.

Trait Implementations

impl Clone for ExplainPlan

fn clone(&self) -> ExplainPlan

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ExplainPlan

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for ExplainPlan

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Display for ExplainPlan

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

Formats the value using the given formatter.

impl Serialize for ExplainPlan

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.