diff --git a/Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/DefaultDbMethod.cs b/Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/DefaultDbMethod.cs
index ab9d5c0cf..598968696 100644
--- a/Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/DefaultDbMethod.cs
+++ b/Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/DefaultDbMethod.cs
@@ -1192,5 +1192,35 @@ namespace SqlSugar
             var searchWord = mode.Args[1].MemberName;
             return $"to_tsvector('chinese', {columns}) @@ to_tsquery('chinese', {searchWord})";
         }
+
+        public virtual string PgsqlArrayContains(MethodCallExpressionModel model)
+        {
+            // 如果model.Args[1]是一个复杂类型，你可能需要将其转换为字符串或适当的格式  
+            // 在这里，我们假设它是一个可以直接转换为字符串的值  
+            string valueToFind = model.Args[1].MemberValue.ToString(); // 或者使用适当的转换方法  
+            var type = "text";
+            if (model.Args[1].MemberValue is int)
+            {
+                type = "int4";
+            }
+            else if (model.Args[1].MemberValue is long)
+            {
+                type = "int8";
+            }
+            else if (model.Args[1].MemberValue is short)
+            {
+                type = "int2";
+            }
+            if (!UtilMethods.IsNumber(model.Args[1].MemberValue.GetType().Name)) 
+            {
+                valueToFind = $"'{valueToFind}'";
+            }
+            // PostgreSQL查询字符串  
+            string queryCondition = $"{model.Args[0].MemberName}::{type}[] @> ARRAY[{valueToFind}]";
+
+            // 如果需要处理NULL值或其他复杂情况，请在这里添加逻辑  
+
+            return queryCondition;
+        }
     }
 }
diff --git a/Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/IDbMethods.cs b/Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/IDbMethods.cs
index 2c20c793d..113292137 100644
--- a/Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/IDbMethods.cs
+++ b/Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/IDbMethods.cs
@@ -127,5 +127,6 @@ namespace SqlSugar
         string Ceil(MethodCallExpressionModel mode); 
         string NewUid(MethodCallExpressionModel mode);
         string FullTextContains(MethodCallExpressionModel mode);
+        string PgsqlArrayContains(MethodCallExpressionModel model);
     }
 }
diff --git a/Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/SqlFunc.cs b/Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/SqlFunc.cs
index 8b7bf0f69..e732d0f1a 100644
--- a/Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/SqlFunc.cs
+++ b/Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/SqlFunc.cs
@@ -396,10 +396,13 @@ namespace SqlSugar
         public static int SqlServer_DateDiff(string dateType,DateTime date1,DateTime date2) { throw new NotSupportedException("Can only be used in expressions"); }
 
         public static bool JsonListObjectAny(object jsonListObject, string fieldName, object value)
+        {
+            throw new NotSupportedException("Can only be used in expressions");
+        } 
+        public static bool PgsqlArrayContains(object jsonArray, object arrayValue)
         {
             throw new NotSupportedException("Can only be used in expressions");
         }
-
         public static bool JsonArrayAny(object jsonArray,object arrayValue) 
         {
             throw new NotSupportedException("Can only be used in expressions");
diff --git a/Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/Items/SubEnableTableFilter.cs b/Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/Items/SubEnableTableFilter.cs
index 30a2de4a4..c984125c7 100644
--- a/Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/Items/SubEnableTableFilter.cs
+++ b/Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/Items/SubEnableTableFilter.cs
@@ -59,6 +59,7 @@ namespace SqlSugar
                             if (ChildType == type|| (ChildType.IsInterface&&type.GetInterfaces().Contains(ChildType)))
                             {
                                 var entityInfo = db.EntityMaintenance.GetEntityInfo(ChildType);
+                                this.Context.InitMappingInfo(ChildType);
                                 var exp = field.GetValue(item, null) as Expression;
                                 var whereStr = isWhere ? " AND " : " WHERE ";
                                 isWhere = true;