SubQuery .Sum(it=>(int)it.XX) BUG

Src/Asp.Net/SqlServerTest/Demos/1_Query.cs

@@ -94,6 +94,27 @@ namespace OrmTest.Demo
                           Id = SqlFunc.Subqueryable<School>().Where(s => s.Id == it.Id).Select(s => s.Id)
                       }).ToList();
 
+            var getAll6 = db.Queryable<Student>().Select(it =>
+                      new
+                      {
+                          name = it.Name,
+                          id = SqlFunc.Subqueryable<Student>().Where(s => s.Id == it.Id).Sum(s => (int)s.SchoolId)
+                      }).ToList();
+
+            var getAll66 = db.Queryable<Student>().Select(it =>
+                new
+                {
+                    name = it.Name,
+                    id = SqlFunc.Subqueryable<Student>().Where(s => s.Id == it.Id).Sum(s =>s.SchoolId.Value)
+                }).ToList();
+
+            var getAll666 = db.Queryable<Student>().Select(it =>
+                new
+                {
+                    name = it.Name,
+                    id = SqlFunc.Subqueryable<Student>().Where(s => s.Id == it.Id).Min(s => s.Id)
+                }).ToList();
+
         }
 
         private static void Async()

Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/Items/SubMax.cs

@@ -44,8 +44,13 @@ namespace SqlSugar
         {
             var exp = expression as MethodCallExpression;
             var argExp = exp.Arguments[0];
+            var parametres = (argExp as LambdaExpression).Parameters;
+            if ((argExp as LambdaExpression).Body is UnaryExpression)
+            {
+                argExp = ((argExp as LambdaExpression).Body as UnaryExpression).Operand;
+            }
             var result = "MAX(" + SubTools.GetMethodValue(Context, argExp, ResolveExpressType.WhereMultiple) + ")";
-            var selfParameterName = Context.GetTranslationColumnName((argExp as LambdaExpression).Parameters.First().Name) + UtilConstants.Dot;
+            var selfParameterName = Context.GetTranslationColumnName(parametres.First().Name) + UtilConstants.Dot;
             result = result.Replace(selfParameterName, string.Empty);
             return result;
         }

Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/Items/SubMin.cs

@@ -44,8 +44,13 @@ namespace SqlSugar
         {
             var exp = expression as MethodCallExpression;
             var argExp = exp.Arguments[0];
+            var parametres = (argExp as LambdaExpression).Parameters;
+            if ((argExp as LambdaExpression).Body is UnaryExpression)
+            {
+                argExp = ((argExp as LambdaExpression).Body as UnaryExpression).Operand;
+            }
             var result = "MIN(" + SubTools.GetMethodValue(Context, argExp, ResolveExpressType.WhereMultiple) + ")";
-            var selfParameterName = Context.GetTranslationColumnName((argExp as LambdaExpression).Parameters.First().Name) + UtilConstants.Dot;
+            var selfParameterName = Context.GetTranslationColumnName(parametres.First().Name) + UtilConstants.Dot;
             result = result.Replace(selfParameterName, string.Empty);
             return result;
         }

Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/Items/SubSum.cs

@@ -44,8 +44,13 @@ namespace SqlSugar
         {
             var exp = expression as MethodCallExpression;
             var argExp = exp.Arguments[0];
+            var parametres = (argExp as LambdaExpression).Parameters;
+            if ((argExp as LambdaExpression).Body is UnaryExpression)
+            {
+                argExp =((argExp as LambdaExpression).Body as UnaryExpression).Operand;
+            }
             var result = "SUM(" + SubTools.GetMethodValue(Context, argExp, ResolveExpressType.WhereMultiple)+")";
-            var selfParameterName = Context.GetTranslationColumnName((argExp as LambdaExpression).Parameters.First().Name) + UtilConstants.Dot;
+            var selfParameterName = Context.GetTranslationColumnName(parametres.First().Name) + UtilConstants.Dot;
             result = result.Replace(selfParameterName, string.Empty);
             return result;
         }