Struct AggregationAnalysis 

pub struct AggregationAnalysis {
    pub aggregates: Vec<AggregateInfo>,
    pub group_by_columns: Vec<String>,
    pub has_having: bool,
    pub having_expr: Option<String>,
}

Analysis result for aggregations in a query.

Fields

aggregates: Vec<AggregateInfo>

List of aggregate functions found

group_by_columns: Vec<String>

GROUP BY columns

has_having: bool

Whether the query has a HAVING clause

having_expr: Option<String>

The HAVING expression as SQL text (for downstream evaluation)

Implementations

impl AggregationAnalysis

pub fn has_aggregates(&self) -> bool

Check if this analysis contains any aggregates.

pub fn has_order_sensitive(&self) -> bool

Check if any aggregate is order-sensitive.

pub fn all_decomposable(&self) -> bool

Check if all aggregates are decomposable.

pub fn get_by_type(&self, agg_type: AggregateType) -> Vec<&AggregateInfo>

Get aggregates by type.

pub fn has_any_filter(&self) -> bool

Check if any aggregate has a FILTER clause.

pub fn has_any_within_group(&self) -> bool

Check if any aggregate has a WITHIN GROUP clause.

Trait Implementations

impl Clone for AggregationAnalysis

fn clone(&self) -> AggregationAnalysis

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for AggregationAnalysis

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

Formats the value using the given formatter.

impl Default for AggregationAnalysis

fn default() -> AggregationAnalysis

Returns the “default value” for a type.