Update exp to sql

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

@@ -46,6 +46,7 @@ namespace SqlSugar
             var name =this.Context.GetTranslationColumnName((argExp as LambdaExpression).Parameters[0].Name);
             var parameter = (argExp as LambdaExpression).Parameters.Last();
             Context.InitMappingInfo(parameter.Type);
+            this.Context.RefreshMapping();
             var tableName= Context.GetTranslationTableName(parameter.Type.Name, true);
             var joinString =string.Format(" {2} INNER JOIN {1} {0} ",
                  this.Context.GetTranslationColumnName(parameter.Name), 

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

@@ -46,6 +46,7 @@ namespace SqlSugar
             var name =this.Context.GetTranslationColumnName((argExp as LambdaExpression).Parameters[0].Name);
             var parameter = (argExp as LambdaExpression).Parameters.Last();
             Context.InitMappingInfo(parameter.Type);
+            this.Context.RefreshMapping();
             var tableName= Context.GetTranslationTableName(parameter.Type.Name, true);
             var joinString =string.Format(" {2} LEFT JOIN {1} {0} ",
                  this.Context.GetTranslationColumnName(parameter.Name), 

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

@@ -43,12 +43,7 @@ namespace SqlSugar
         public string GetValue(Expression expression = null)
         {
             var exp = expression as MethodCallExpression;
-            var entityType = (exp.Arguments[0] as LambdaExpression).Parameters[0].Type;
-            if (this.Context.InitMappingInfo != null)
-            {
-                this.Context.InitMappingInfo(entityType);
-                this.Context.RefreshMapping();
-            }
+            InitType(exp);
             var result = "";
             if (this.Context.JoinIndex == 0)
                 result = SubTools.GetMethodValue(this.Context, exp.Arguments[0], ResolveExpressType.FieldSingle);
@@ -60,6 +55,18 @@ namespace SqlSugar
             return result;
         }
 
+        private void InitType(MethodCallExpression exp)
+        {
+            foreach (var arg in (exp.Arguments[0] as LambdaExpression).Parameters) 
+            {
+                if (this.Context.InitMappingInfo != null)
+                {
+                    this.Context.InitMappingInfo(arg.Type);
+                    this.Context.RefreshMapping();
+                }
+            }
+        }
+
         public void SetShortName(MethodCallExpression exp, string result)
         {
             if (exp.Arguments[0] is LambdaExpression && result.IsContainsIn("+", "-","*","/"))