ROW_NUMBER() OVER (ORDER BY (select Null)) AS Id
entity framework 查詢中有這句會有異常
entity framework異常 The specified cast from a materialized 'System.Int32' type to the 'System.String' type is not valid
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Unable to cast object of type 'System.Int32' to type 'System.String'.
Unable to cast object of type 'System.Int32' to type 'System.String'.
EntityFramework異常The specified cast from a materialized 'System.Double' type to the 'System.Single' type is not valid.
Unable to cast object of type 'System.Int32' to type 'System.Array'.
Pomelo.EntityFrameworkCore.MySql 報錯 Unable to cast object of type 'System.Guid' to type 'System.String'
《[C#] int與System.Int32有什么區別》
The cast to value type 'System.Decimal' failed because the materialized value is null. Either the result type's generic parameter or the query must use a nullable type.
MVC c# 沒有為類型“System.Nullable`1[System.Int32]”和“System.Int32”定義二進制運算符 Equal。
LitJson.JsonException: Can't assign value '2347089724' (type System.UInt32) to type System.Int64
LINQ to Entities 不識別方法“System.String get_Item(Int32)”，因此該方法無法轉換為存儲表達式。