Struct QueryPlan 

pub struct QueryPlan {
    pub query_type: String,
    pub steps: Vec<QueryStep>,
    pub estimated_cost: f32,
    pub estimated_duration_ms: f32,
    pub recommendations: Vec<String>,
    pub is_optimal: bool,
}

Query plan - explains how a query will be executed and its estimated cost

Fields

query_type: String

Query type

steps: Vec<QueryStep>

Execution steps

estimated_cost: f32

Estimated total cost (0.0 - 1.0)

estimated_duration_ms: f32

Estimated duration in milliseconds

recommendations: Vec<String>

Recommendations for optimization

is_optimal: bool

Whether this query plan is optimal

Trait Implementations

impl Clone for QueryPlan

fn clone(&self) -> QueryPlan

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for QueryPlan

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for QueryPlan

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for QueryPlan

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

where __S: Serializer,

Serialize this value into the given Serde serializer.