diff --git a/ZR.Admin.WebApi/Controllers/System/CodeGeneratorController.cs b/ZR.Admin.WebApi/Controllers/System/CodeGeneratorController.cs
index 37eb242..0206607 100644
--- a/ZR.Admin.WebApi/Controllers/System/CodeGeneratorController.cs
+++ b/ZR.Admin.WebApi/Controllers/System/CodeGeneratorController.cs
@@ -54,7 +54,7 @@ namespace ZR.Admin.WebApi.Controllers
         public IActionResult GetListDataBase()
         {
             var dbList = _CodeGeneraterService.GetAllDataBases();
-            var defaultDb = dbList.Count > 0 ? dbList[0] : null;
+            var defaultDb = dbList?[0];
             return SUCCESS(new { dbList, defaultDb });
         }
 
diff --git a/ZR.Admin.WebApi/appsettings.json b/ZR.Admin.WebApi/appsettings.json
index a686451..1c57c98 100644
--- a/ZR.Admin.WebApi/appsettings.json
+++ b/ZR.Admin.WebApi/appsettings.json
@@ -48,7 +48,8 @@
     "autoPre": true, //自动去除表前缀
     "author": "admin",
     "tablePrefix": "sys_", //"表前缀（生成类名不会包含表前缀，多个用逗号分隔）",
-    "vuePath": "" //前端代码存储路径eg：D:\Work\ZRAdmin-Vue3
+    "vuePath": "", //前端代码存储路径eg：D:\Work\ZRAdmin-Vue3
+    "oracle_db": ""
   },
   //邮箱配置信息
   "MailOptions": {
diff --git a/ZR.CodeGenerator/GenConstants.cs b/ZR.CodeGenerator/GenConstants.cs
index f9e5498..e7bfc94 100644
--- a/ZR.CodeGenerator/GenConstants.cs
+++ b/ZR.CodeGenerator/GenConstants.cs
@@ -12,6 +12,7 @@ namespace ZR.CodeGenerator
         public static string Gen_author = "gen:author";
         public static string Gen_autoPre = "gen:autoPre";
         public static string Gen_tablePrefix = "gen:tablePrefix";
+        public static string Gen_oracle_db = "gen:oracle_db";
 
         /// <summary>
         /// InputDto输入实体是不包含字段
diff --git a/ZR.CodeGenerator/Service/CodeGeneraterService.cs b/ZR.CodeGenerator/Service/CodeGeneraterService.cs
index 52901ad..fd82340 100644
--- a/ZR.CodeGenerator/Service/CodeGeneraterService.cs
+++ b/ZR.CodeGenerator/Service/CodeGeneraterService.cs
@@ -1,4 +1,5 @@
-using SqlSugar;
+using Infrastructure;
+using SqlSugar;
 using System.Collections.Generic;
 using System.Linq;
 using ZR.Model;
@@ -14,6 +15,13 @@ namespace ZR.CodeGenerator.Service
         public List<string> GetAllDataBases()
         {
             var db = GetSugarDbContext();
+            //Oracle库特殊处理
+            var dbType = AppSettings.GetAppConfig(GenConstants.Gen_conn_dbType, 0);
+            if (dbType == 3)
+            {
+                var defaultDb = AppSettings.GetAppConfig(GenConstants.Gen_oracle_db, string.Empty);
+                return new List<string>() { defaultDb };
+            }
             var templist = db.DbMaintenance.GetDataBaseList(db);
 
             return templist;