Struct AggregationSqlGenerator 

pub struct AggregationSqlGenerator { /* private fields */ }

Aggregation SQL generator

Implementations

impl AggregationSqlGenerator

pub const fn new(database_type: DatabaseType) -> Self

Create new SQL generator for specific database

pub fn generate(&self, plan: &AggregationPlan) -> Result<AggregationSql>

Generate SQL from aggregation plan

Errors

Returns error if SQL generation fails

pub fn build_where_clause( &self, where_clause: &WhereClause, metadata: &FactTableMetadata, ) -> Result<String>

Build WHERE clause SQL

Handles two types of filterable fields:

1. Denormalized filters (direct columns): WHERE customer_id = $1
2. Dimensions (JSONB paths): WHERE data->>‘category’ = $1