Enum QueryPlan 

pub enum QueryPlan {
    Single {
        selection: Selection,
        filters: Vec<Filter>,
        limit: Option<u32>,
        offset: Option<u32>,
    },
    Relationship {
        parent: Selection,
        child: Selection,
        relation_type: RelationType,
        join_column: String,
        parent_column: String,
    },
    Batch {
        queries: Vec<QueryPlan>,
    },
    Multiple {
        plans: Vec<QueryPlan>,
    },
}

Query plan for SQL generation

Variants

Single

Single table query

Fields

selection: Selection

Selection

filters: Vec<Filter>

Filters

limit: Option<u32>

Limit

offset: Option<u32>

Offset

Relationship

Query with relationship (JOIN or LATERAL)

Fields

parent: Selection

Parent selection

child: Selection

Child selection

relation_type: RelationType

Relationship type

join_column: String

Join condition

parent_column: String

Parent join column

Batch

Batch multiple queries

Fields

queries: Vec<QueryPlan>

Individual queries to batch

Multiple

Multiple independent plans

Fields

plans: Vec<QueryPlan>

Plans

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.