Struct sql_support::QueryPlan

pub struct QueryPlan {
    pub query: String,
    pub plan: Vec<QueryPlanStep>,
}

Fields

query: String

plan: Vec<QueryPlanStep>

Implementations

impl QueryPlan

pub fn new(
    conn: &Connection,
    sql: &str,
    params: &[(&str, &dyn ToSql)]
) -> SqlResult<Self>

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

fn print_tree(
    &self,
    f: &mut Formatter<'_>,
    entry: &QueryPlanStep,
    prefix: &str,
    last_child: bool
) -> Result

Trait Implementations

impl Clone for QueryPlan

fn clone(&self) -> QueryPlan

Returns a copy 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 Display for QueryPlan

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

Formats the value using the given formatter.

impl Eq for QueryPlan

impl Hash for QueryPlan

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given [Hasher].

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given [Hasher].

impl PartialEq<QueryPlan> for QueryPlan

fn eq(&self, other: &QueryPlan) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &QueryPlan) -> bool

This method tests for !=.

impl StructuralEq for QueryPlan

impl StructuralPartialEq for QueryPlan