related_x
Retrieves and aggregates related data from a related table.
Syntax
related_x(<table>, <column>)
| Parameter | Type | Description |
|---|---|---|
| table | Table | The table to operate on. |
| column | any | The column to operate on. |
Return values
Depends on input arguments.
Usage
Calculates the sum of total prices from related orders for each customer.
related_x(sum(orders.total_price), orders.customer_id = customers.id)