Enum PhysicalPlan 

pub enum PhysicalPlan {
    TableScan {
        table: String,
    },
    IndexScan {
        table: String,
        index: String,
        predicate: Expr,
    },
    Dml {
        sql: String,
    },
    Derived {
        input: Box<PhysicalPlan>,
        alias: String,
        column_aliases: Vec<String>,
    },
    Filter {
        predicate: Expr,
        input: Box<PhysicalPlan>,
    },
    Projection {
        exprs: Vec<Expr>,
        input: Box<PhysicalPlan>,
    },
    Join {
        join_type: JoinType,
        algorithm: JoinAlgorithm,
        left: Box<PhysicalPlan>,
        right: Box<PhysicalPlan>,
        on: Expr,
    },
    Aggregate {
        group_exprs: Vec<Expr>,
        aggr_exprs: Vec<Expr>,
        input: Box<PhysicalPlan>,
    },
    Distinct {
        input: Box<PhysicalPlan>,
    },
    TopN {
        order_by: Vec<OrderByExpr>,
        limit: u64,
        input: Box<PhysicalPlan>,
    },
    Sort {
        order_by: Vec<OrderByExpr>,
        input: Box<PhysicalPlan>,
    },
    Limit {
        limit: Option<u64>,
        offset: Option<u64>,
        input: Box<PhysicalPlan>,
    },
}

Variants

TableScan

Fields

table: String

IndexScan

Fields

table: String

index: String

predicate: Expr

Dml

Fields

sql: String

Derived

Fields

input: Box<PhysicalPlan>

alias: String

column_aliases: Vec<String>

Filter

Fields

predicate: Expr

input: Box<PhysicalPlan>

Projection

Fields

exprs: Vec<Expr>

input: Box<PhysicalPlan>

Join

Fields

join_type: JoinType

algorithm: JoinAlgorithm

left: Box<PhysicalPlan>

right: Box<PhysicalPlan>

on: Expr

Aggregate

Fields

group_exprs: Vec<Expr>

aggr_exprs: Vec<Expr>

input: Box<PhysicalPlan>

Distinct

Fields

input: Box<PhysicalPlan>

TopN

Fields

order_by: Vec<OrderByExpr>

limit: u64

input: Box<PhysicalPlan>

Sort

Fields

order_by: Vec<OrderByExpr>

input: Box<PhysicalPlan>

Limit

Fields

limit: Option<u64>

offset: Option<u64>

input: Box<PhysicalPlan>

Implementations

impl PhysicalPlan

pub fn node_count(&self) -> usize

impl PhysicalPlan

pub fn explain(&self, indent: usize) -> String

pub fn explain_costed( &self, indent: usize, cost_model: &dyn CostModel, ) -> String

Trait Implementations

impl Clone for PhysicalPlan

fn clone(&self) -> PhysicalPlan

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for PhysicalPlan

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

Formats the value using the given formatter.