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私はまた、子テーブルで参照されているvehicleId
の数を取得する必要があり、次のSQL Serverクエリを記述しようとしている、SQLクエリ
select
BV.[BaseVehicleId], BV.[MakeId], MK.[MakeName], BV.[ModelId],
MD.[ModelName], V.[VehicleId], V.[SubModelId], SubMD.[SubModelName],
V.[RegionId], V.PublicationStageId,
V.[LastUpdateDate], V.[InsertDate], V2BedCount, V2BodyCount,
V2BrakeCount, V2DriveCount, V2EngineCount,V2MfrCount, V2SpringCount,
V2SteeringCount, V2TransmissionCount, V2WheelCount
from
[dbo].[BaseVehicle] BV,
[dbo].[Make] MK,
[dbo].[Model] MD,
[dbo].[SubModel] SubMD,
[dbo].[VehicleToBedConfig] V2Bed,
[dbo].[VehicleToBodyStyleConfig] V2Body,
[dbo].[VehicleToBrakeConfig] V2Brake,
[dbo].[VehicleToDriveType] V2Drive,
[dbo].[VehicleToEngineConfig] V2Engine,
[dbo].[VehicleToMfrBodyCode] V2Mfr,
[dbo].[VehicleToSpringTypeConfig] V2Spring,
[dbo].[VehicleToSteeringConfig] V2Steering,
[dbo].[VehicleToTransmission] V2Transmission,
[dbo].[VehicleToWheelBase] V2Wheel,
[dbo].[Vehicle] V
where
V.[PublicationStageId] = '4'
and V.[DeleteDate] IS NULL
and BV.[BaseVehicleId] = V.[BaseVehicleId]
and MK.[MakeId] = BV.[MakeId]
and MD.[ModelId] = BV.[ModelId]
and V.[SubModelId] = SubMD.[SubModelId]
and V.[VehicleId] = V2Bed.[VehicleId]
and V.[VehicleId] = V2Body.[VehicleId]
and V.[VehicleId] = V2Brake.[VehicleId]
and V.[VehicleId] = V2Drive.[VehicleId]
and V.[VehicleId] = V2Engine.[VehicleId]
and V.[VehicleId] = V2Mfr.[VehicleId]
and V.[VehicleId] = V2Spring.[VehicleId]
and V.[VehicleId] = V2Steering.[VehicleId]
and V.[VehicleId] = V2Transmission.[VehicleId]
and V.[VehicleId] = V2Wheel.[VehicleId]
V2BedCount, V2BodyCount, V2BrakeCount,
V2DriveCount, V2EngineCount,
V2MfrCount, V2SpringCount, V2SteeringCount, V2TransmissionCount,
V2WheelCount
ここV2BedCountが
012のようなVehicleToBedConfigテーブルにマッピングされている車両IDのカウントがある:私は上記のクエリからこれらの列の詳細をプッシュする方法を探しています私は1つのクエリがId
を想定すると、すべてのこれらの列
V2BedCount, V2BodyCount, V2BrakeCount,
V2DriveCount, V2EngineCount,
V2MfrCount, V2SpringCount, V2SteeringCount, V2TransmissionCount,
V2WheelCount
[習慣が悪い:古いスタイルのJOINを使用する - Aaron Bertrand](http://sqlblog.com/blogs/aaron_bertrand/archive/2009/10/08/bad-habits-to-kick-using-old -style-joins.aspx) – SqlZim