Method scan_indexed_data

crates/ccql/src/sql/composite_storage.rs:648–663

(
        &self,
        table_name: &str,
        index_name: &str,
        asc: Option<bool>,
        cmp_value: Option<(&IndexOperator, Value)>,
    )

#[async_trait]
impl Index for CompositeStorage {
    async fn scan_indexed_data(
        &self,
        table_name: &str,
        index_name: &str,
        asc: Option<bool>,
        cmp_value: Option<(&IndexOperator, Value)>,
    ) -> Result<RowIter<'_>> {
        if self.is_virtual_table(table_name) {
            // Virtual tables don't support indexes, fall back to full scan
            self.scan_data(table_name).await
        } else {
            self.json_storage
                .scan_indexed_data(table_name, index_name, asc, cmp_value)
                .await
        }
    }
}

// Implement IndexMut (delegate to JsonStorage)