diff --git a/Src/Asp.Net/SqlSugar/Realization/Dm/SqlBuilder/DmExpressionContext.cs b/Src/Asp.Net/SqlSugar/Realization/Dm/SqlBuilder/DmExpressionContext.cs
index 4b58e780a..435de1655 100644
--- a/Src/Asp.Net/SqlSugar/Realization/Dm/SqlBuilder/DmExpressionContext.cs
+++ b/Src/Asp.Net/SqlSugar/Realization/Dm/SqlBuilder/DmExpressionContext.cs
@@ -270,7 +270,12 @@ namespace SqlSugar
         {
             return "   SUBSTR(LOWER(RAWTOHEX(SYS_GUID())), 1, 8) ||\r\n  '-' ||\r\n  SUBSTR(LOWER(RAWTOHEX(SYS_GUID())), 9, 4) ||\r\n  '-' ||\r\n  SUBSTR(LOWER(RAWTOHEX(SYS_GUID())), 13, 4) ||\r\n  '-' ||\r\n  SUBSTR(LOWER(RAWTOHEX(SYS_GUID())), 17, 4) ||\r\n  '-' ||\r\n  SUBSTR(LOWER(RAWTOHEX(SYS_GUID())), 21)  ";
         }
-         
+        public override string JsonField(MethodCallExpressionModel model)
+        {
+            return $"JSON_VALUE({model.Args[0].MemberName}, '$.{model.Args[1].MemberValue.ToString().ToSqlFilter()}')";
+            //"JSON_VALUE(j.kingorder, '$.Id') = '1'";
+        }
+
         public override string FullTextContains(MethodCallExpressionModel mode)
         {
             var columns = mode.Args[0].MemberName;