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Merge branch 'master' of https://github.com/koenbeuk/EntityFrameworkCore.Projectables

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Koen Bekkenutte
2021-06-04 02:05:47 +08:00
parent fc7f6dbf37 120bb7af64
commit 764580155a
1 changed files with 10 additions and 20 deletions
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README.md
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@@ -54,6 +54,8 @@ var result = _dbContext.Users
The following query gets generated (assuming SQL Server as a database provider)
```sql
DECLARE @__sampleUser_UserName_0 nvarchar(4000) = N'Jon';
SELECT (
SELECT COALESCE(SUM([p].[ListPrice] * CAST([o].[Quantity] AS decimal(18,2))), 0.0)
FROM [OrderItem] AS [o]
@@ -61,30 +63,18 @@ SELECT (
WHERE (
SELECT TOP(1) [o0].[Id]
FROM [Orders] AS [o0]
WHERE ([u].[Id] = [o0].[UserId]) AND ([o0].[CreatedDate] >= DATEADD(day, CAST(-30.0E0 AS int), GETUTCDATE()))
WHERE ([u].[Id] = [o0].[UserId]) AND [o0].[FulfilledDate] IS NOT NULL
ORDER BY [o0].[CreatedDate] DESC) IS NOT NULL AND ((
SELECT TOP(1) [o1].[Id]
FROM [Orders] AS [o1]
WHERE ([u].[Id] = [o1].[UserId]) AND ([o1].[CreatedDate] >= DATEADD(day, CAST(-30.0E0 AS int), GETUTCDATE()))
ORDER BY [o1].[CreatedDate] DESC) = [o].[OrderId])) + ((
SELECT COALESCE(SUM([p0].[ListPrice] * CAST([o2].[Quantity] AS decimal(18,2))), 0.0)
FROM [OrderItem] AS [o2]
INNER JOIN [Products] AS [p0] ON [o2].[ProductId] = [p0].[Id]
WHERE (
SELECT TOP(1) [o3].[Id]
FROM [Orders] AS [o3]
WHERE ([u].[Id] = [o3].[UserId]) AND ([o3].[CreatedDate] >= DATEADD(day, CAST(-30.0E0 AS int), GETUTCDATE()))
ORDER BY [o3].[CreatedDate] DESC) IS NOT NULL AND ((
SELECT TOP(1) [o4].[Id]
FROM [Orders] AS [o4]
WHERE ([u].[Id] = [o4].[UserId]) AND ([o4].[CreatedDate] >= DATEADD(day, CAST(-30.0E0 AS int), GETUTCDATE()))
ORDER BY [o4].[CreatedDate] DESC) = [o2].[OrderId])) * (
SELECT TOP(1) [o5].[TaxRate]
FROM [Orders] AS [o5]
WHERE ([u].[Id] = [o5].[UserId]) AND ([o5].[CreatedDate] >= DATEADD(day, CAST(-30.0E0 AS int), GETUTCDATE()))
ORDER BY [o5].[CreatedDate] DESC)) AS [GrandTotal]
WHERE ([u].[Id] = [o1].[UserId]) AND [o1].[FulfilledDate] IS NOT NULL
ORDER BY [o1].[CreatedDate] DESC) = [o].[OrderId])) * (
SELECT TOP(1) [o2].[TaxRate]
FROM [Orders] AS [o2]
WHERE ([u].[Id] = [o2].[UserId]) AND [o2].[FulfilledDate] IS NOT NULL
ORDER BY [o2].[CreatedDate] DESC) AS [GrandTotal]
FROM [Users] AS [u]
WHERE [u].[UserName] = N'Jon'
WHERE [u].[UserName] = @__sampleUser_UserName_0
```
Projectable properties and methods have been inlined! the generated SQL could be improved but this is what EFCore (v5) gives us.