diff --git a/jeecg-system/jeecg-system-biz/src/main/java/org/jeecg/modules/remote/mapper/xml/UserDataRecordBmiMapper.xml b/jeecg-system/jeecg-system-biz/src/main/java/org/jeecg/modules/remote/mapper/xml/UserDataRecordBmiMapper.xml
index c1fb42e..44f40f9 100644
--- a/jeecg-system/jeecg-system-biz/src/main/java/org/jeecg/modules/remote/mapper/xml/UserDataRecordBmiMapper.xml
+++ b/jeecg-system/jeecg-system-biz/src/main/java/org/jeecg/modules/remote/mapper/xml/UserDataRecordBmiMapper.xml
@@ -32,7 +32,7 @@
         </foreach>
       </if>
       <if test="dateStr != null">
-        AND DATE(data_date) = #{dateStr}
+        AND TRUNC(data_date) = #{dateStr}
       </if>
     </where>
     GROUP BY user_id )
@@ -82,10 +82,10 @@
   <select id="dayMinWeight" resultType="org.jeecg.bean.entity.UserDataRecordBmi">
     SELECT *
     FROM user_data_record_bmi
-    WHERE DATE(data_date) = (SELECT MAX(DATE(data_date)) FROM user_data_record_bmi where user_id = #{userId})
+    WHERE TRUNC(data_date) = (SELECT MAX(TRUNC(data_date)) FROM user_data_record_bmi where user_id = #{userId})
       and user_id = #{userId}
     ORDER BY weight ASC
-    LIMIT 1
+    FETCH FIRST 1 ROWS ONLY
   </select>
 
 
diff --git a/jeecg-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/mapper/xml/SysUserMapper.xml b/jeecg-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/mapper/xml/SysUserMapper.xml
index a859327..af9f429 100644
--- a/jeecg-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/mapper/xml/SysUserMapper.xml
+++ b/jeecg-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/mapper/xml/SysUserMapper.xml
@@ -2,7 +2,7 @@
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="org.jeecg.modules.system.mapper.SysUserMapper">
     <insert id="batchInsert" parameterType="java.util.List">
-        insert IGNORE into sys_user (id, username, realname, password, salt, avatar, birthday, id_card,person_type, sex,
+        insert into sys_user (id, username, realname, password, salt, avatar, birthday, id_card,person_type, sex,
         email, phone, org_code, work_no, post, create_time, update_time, user_identity)
         values
         <foreach collection="list" item="t" index="index" separator=",">
@@ -437,7 +437,7 @@
 
 
     <select id="selectUserIdByWorkNo" resultType="String">
-        select id from sys_user where del_flag = 0 and work_no = #{workNo} limit 1
+        select id from sys_user where del_flag = 0 and work_no = #{workNo} FETCH FIRST 1 ROWS ONLY
     </select>
 
 
@@ -1120,7 +1120,7 @@
     <select id="userInfoMap" resultType="org.jeecg.modules.system.bean.response.UserBmiGroupInfo">
         SELECT
         t1.id_card,
-        IFNULL( t1.user_group, 'e' ) AS user_group,
+        NVL( t1.user_group, 'e' ) AS user_group,
         t2.height,
         t2.weight,
         t2.bmi,
diff --git a/jeecg-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/mapper/xml/SysVersionInfoMapper.xml b/jeecg-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/mapper/xml/SysVersionInfoMapper.xml
index 291f50a..3682834 100644
--- a/jeecg-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/mapper/xml/SysVersionInfoMapper.xml
+++ b/jeecg-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/mapper/xml/SysVersionInfoMapper.xml
@@ -108,7 +108,7 @@
           and svi.device_type = #{deviceType}
           and sva.package_name = #{packageName}
         order by svi.version_no desc
-        limit 1
+        FETCH FIRST 1 ROWS ONLY
     </select>