恒生交付工程师笔试（C++）

牛6666666__：select f.farm_name as farm_name, c.crop_name, c.crop_type, round(avg(health_index), 2) as avg_health_index, round(sum(yield_kg_per_hectare),0) as avg_yield_kg_per_hectare, datediff(max(measurement_date), min(planting_date)) as growth_days from crop_data cd inner join farms f on cd.farm_id = f.farm_id inner join crops c on cd.crop_id = c.crop_id where cd.measurement_date between '2024-03-01' and '2024-06-30' group by cd.crop_id, cd.farm_id,f.farm_name having count(cd.data_id) >= 3 order by avg_health_index desc, avg_yield_kg_per_hectare desc,farm_name