Entity Framework 6 - Knowledge Base (KB)

Entity Framework GROUP and SUM

I want to select sum of all (paid) prices of an order item for each customer. Here is SQL command: ...SELECT c.name,SUM(oi.price * oi.count) from customer c JOIN order o ON c.id=o.customer_id JOIN order_item oi ON o.id=oi.order_id JOIN bill b ON b.id=oi.b...