diff --git a/backend/src/main/java/io/dataease/auth/server/AuthServer.java b/backend/src/main/java/io/dataease/auth/server/AuthServer.java
index 6a400910be..af552661cc 100644
--- a/backend/src/main/java/io/dataease/auth/server/AuthServer.java
+++ b/backend/src/main/java/io/dataease/auth/server/AuthServer.java
@@ -91,14 +91,15 @@ public class AuthServer implements AuthApi {
 
         SysUserEntity user = authUserService.getUserByName(username);
 
+        if (ObjectUtils.isEmpty(user)) {
+            DataEaseException.throwException(Translator.get("i18n_id_or_pwd_error"));
+        }
+
         // 验证登录类型是否与用户类型相同
         if (!sysUserService.validateLoginType(user.getFrom(), loginType)) {
             DataEaseException.throwException(Translator.get("i18n_id_or_pwd_error"));
         }
 
-        if (ObjectUtils.isEmpty(user)) {
-            DataEaseException.throwException(Translator.get("i18n_id_or_pwd_error"));
-        }
         if (user.getEnabled() == 0) {
             DataEaseException.throwException(Translator.get("i18n_id_or_pwd_error"));
         }
diff --git a/backend/src/main/java/io/dataease/provider/DDLProviderImpl.java b/backend/src/main/java/io/dataease/provider/DDLProviderImpl.java
index 0e53560056..fea5442ed1 100644
--- a/backend/src/main/java/io/dataease/provider/DDLProviderImpl.java
+++ b/backend/src/main/java/io/dataease/provider/DDLProviderImpl.java
@@ -2,10 +2,10 @@ package io.dataease.provider;
 
 import io.dataease.base.domain.DatasetTableField;
 import io.dataease.base.domain.Datasource;
-import io.dataease.commons.utils.Md5Utils;
 
 import java.util.Arrays;
 import java.util.List;
+import java.util.UUID;
 
 public class DDLProviderImpl extends DDLProvider {
     @Override
@@ -40,7 +40,7 @@ public class DDLProviderImpl extends DDLProvider {
 
         Integer realSize = page * pageNumber < dataList.size() ? page * pageNumber : dataList.size();
         for (String[] strings : dataList.subList((page - 1) * pageNumber, realSize)) {
-            values.append("('").append(Md5Utils.md5(String.join(",", Arrays.asList(strings))))
+            values.append("('").append(UUID.randomUUID())
                     .append("','" ).append(String.join("','", Arrays.asList(strings)))
                     .append("'),");
         }