diff --git a/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/config/YudaoTenantAutoConfiguration.java b/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/config/YudaoTenantAutoConfiguration.java
index bc53c244e5..000015a7b9 100644
--- a/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/config/YudaoTenantAutoConfiguration.java
+++ b/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/config/YudaoTenantAutoConfiguration.java
@@ -6,6 +6,7 @@ import cn.iocoder.yudao.framework.mybatis.core.util.MyBatisUtils;
 import cn.iocoder.yudao.framework.quartz.core.handler.JobHandler;
 import cn.iocoder.yudao.framework.tenant.core.aop.TenantIgnoreAspect;
 import cn.iocoder.yudao.framework.tenant.core.db.TenantDatabaseInterceptor;
+import cn.iocoder.yudao.framework.tenant.core.db.dynamic.TenantDsProcessor;
 import cn.iocoder.yudao.framework.tenant.core.job.TenantJob;
 import cn.iocoder.yudao.framework.tenant.core.job.TenantJobHandlerDecorator;
 import cn.iocoder.yudao.framework.tenant.core.mq.TenantRedisMessageInterceptor;
@@ -17,6 +18,10 @@ import cn.iocoder.yudao.framework.tenant.core.web.TenantContextWebFilter;
 import cn.iocoder.yudao.framework.web.config.WebProperties;
 import cn.iocoder.yudao.framework.web.core.handler.GlobalExceptionHandler;
 import cn.iocoder.yudao.module.system.api.tenant.TenantApi;
+import com.baomidou.dynamic.datasource.processor.DsHeaderProcessor;
+import com.baomidou.dynamic.datasource.processor.DsProcessor;
+import com.baomidou.dynamic.datasource.processor.DsSessionProcessor;
+import com.baomidou.dynamic.datasource.processor.DsSpelExpressionProcessor;
 import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor;
 import com.baomidou.mybatisplus.extension.plugins.inner.TenantLineInnerInterceptor;
 import org.springframework.beans.BeansException;
@@ -64,6 +69,13 @@ public class YudaoTenantAutoConfiguration {
         return inner;
     }
 
+    @Bean
+    public DsProcessor dsProcessor() {
+        TenantDsProcessor tenantDsProcessor = new TenantDsProcessor();
+        tenantDsProcessor.setNextProcessor(new DsSpelExpressionProcessor());
+        return tenantDsProcessor;
+    }
+
     // ========== WEB ==========
 
     @Bean
diff --git a/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/core/db/dynamic/TenantDS.java b/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/core/db/dynamic/TenantDS.java
new file mode 100644
index 0000000000..10a71e21d0
--- /dev/null
+++ b/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/core/db/dynamic/TenantDS.java
@@ -0,0 +1,25 @@
+package cn.iocoder.yudao.framework.tenant.core.db.dynamic;
+
+import com.baomidou.dynamic.datasource.annotation.DS;
+
+import java.lang.annotation.*;
+
+/**
+ * 使用租户所在的数据源
+ *
+ * 使用方式：当我们希望一个表使用租户所在的数据源，可以在该表的 Mapper 上添加该注解
+ *
+ * @author 芋道源码
+ */
+@Target({ElementType.TYPE, ElementType.METHOD})
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+@DS(TenantDS.KEY)
+public @interface TenantDS {
+
+    /**
+     * 租户对应的数据源的占位符
+     */
+    String KEY = "#context.tenantId";
+
+}
diff --git a/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/core/db/dynamic/TenantDsProcessor.java b/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/core/db/dynamic/TenantDsProcessor.java
new file mode 100644
index 0000000000..a2679033bf
--- /dev/null
+++ b/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/core/db/dynamic/TenantDsProcessor.java
@@ -0,0 +1,27 @@
+package cn.iocoder.yudao.framework.tenant.core.db.dynamic;
+
+import cn.iocoder.yudao.framework.tenant.core.context.TenantContextHolder;
+import com.baomidou.dynamic.datasource.processor.DsProcessor;
+import org.aopalliance.intercept.MethodInvocation;
+
+import java.util.Objects;
+
+/**
+ * 基于 {@link TenantDS} 的数据源处理器
+ *
+ * @author 芋道源码
+ */
+public class TenantDsProcessor extends DsProcessor {
+
+    @Override
+    public boolean matches(String key) {
+        return Objects.equals(key, TenantDS.KEY);
+    }
+
+    @Override
+    public String doDetermineDatasource(MethodInvocation invocation, String key) {
+        Long tenantId = TenantContextHolder.getRequiredTenantId();
+        return "tenant_" + tenantId + "_ds";
+    }
+
+}
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/dept/DeptMapper.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/dept/DeptMapper.java
index def79df691..28efbf9c8e 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/dept/DeptMapper.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/dept/DeptMapper.java
@@ -9,6 +9,7 @@ import org.apache.ibatis.annotations.Mapper;
 import java.util.List;
 
 @Mapper
+// TODO 芋艿：@TenantDS
 public interface DeptMapper extends BaseMapperX<DeptDO> {
 
     default List<DeptDO> selectList(DeptListReqVO reqVO) {
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/dept/PostMapper.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/dept/PostMapper.java
index ba062a2c0e..e7c398b86f 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/dept/PostMapper.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/dept/PostMapper.java
@@ -3,6 +3,7 @@ package cn.iocoder.yudao.module.system.dal.mysql.dept;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.mybatis.core.mapper.BaseMapperX;
 import cn.iocoder.yudao.framework.mybatis.core.query.LambdaQueryWrapperX;
+import cn.iocoder.yudao.framework.tenant.core.db.dynamic.TenantDS;
 import cn.iocoder.yudao.module.system.controller.admin.dept.vo.post.PostExportReqVO;
 import cn.iocoder.yudao.module.system.controller.admin.dept.vo.post.PostPageReqVO;
 import cn.iocoder.yudao.module.system.dal.dataobject.dept.PostDO;
@@ -12,6 +13,7 @@ import java.util.Collection;
 import java.util.List;
 
 @Mapper
+@TenantDS
 public interface PostMapper extends BaseMapperX<PostDO> {
 
     default List<PostDO> selectList(Collection<Long> ids, Collection<Integer> statuses) {
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/dept/UserPostMapper.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/dept/UserPostMapper.java
index addc67d43f..580209a300 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/dept/UserPostMapper.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/dept/UserPostMapper.java
@@ -2,6 +2,7 @@ package cn.iocoder.yudao.module.system.dal.mysql.dept;
 
 import cn.iocoder.yudao.framework.mybatis.core.mapper.BaseMapperX;
 import cn.iocoder.yudao.framework.mybatis.core.query.LambdaQueryWrapperX;
+import cn.iocoder.yudao.framework.tenant.core.db.dynamic.TenantDS;
 import cn.iocoder.yudao.module.system.dal.dataobject.dept.UserPostDO;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import org.apache.ibatis.annotations.Mapper;
@@ -10,6 +11,7 @@ import java.util.Collection;
 import java.util.List;
 
 @Mapper
+@TenantDS
 public interface UserPostMapper extends BaseMapperX<UserPostDO> {
 
     default List<UserPostDO> selectListByUserId(Long userId) {
@@ -27,6 +29,6 @@ public interface UserPostMapper extends BaseMapperX<UserPostDO> {
     }
 
     default void deleteByUserId(Long userId) {
-        delete(Wrappers.lambdaUpdate(UserPostDO.class).eq(UserPostDO::getUserId, userId));
+        delete(new LambdaQueryWrapperX<UserPostDO>().eq(UserPostDO::getUserId, userId));
     }
 }
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/logger/LoginLogMapper.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/logger/LoginLogMapper.java
index 1617fe0751..83274bcd61 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/logger/LoginLogMapper.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/logger/LoginLogMapper.java
@@ -3,6 +3,7 @@ package cn.iocoder.yudao.module.system.dal.mysql.logger;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.mybatis.core.mapper.BaseMapperX;
 import cn.iocoder.yudao.framework.mybatis.core.query.LambdaQueryWrapperX;
+import cn.iocoder.yudao.framework.tenant.core.db.dynamic.TenantDS;
 import cn.iocoder.yudao.module.system.controller.admin.logger.vo.loginlog.LoginLogExportReqVO;
 import cn.iocoder.yudao.module.system.controller.admin.logger.vo.loginlog.LoginLogPageReqVO;
 import cn.iocoder.yudao.module.system.dal.dataobject.logger.LoginLogDO;
@@ -12,6 +13,7 @@ import org.apache.ibatis.annotations.Mapper;
 import java.util.List;
 
 @Mapper
+@TenantDS
 public interface LoginLogMapper extends BaseMapperX<LoginLogDO> {
 
     default PageResult<LoginLogDO> selectPage(LoginLogPageReqVO reqVO) {
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/logger/OperateLogMapper.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/logger/OperateLogMapper.java
index 86e53a5104..bdb42a022d 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/logger/OperateLogMapper.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/logger/OperateLogMapper.java
@@ -4,6 +4,7 @@ import cn.iocoder.yudao.framework.common.exception.enums.GlobalErrorCodeConstant
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.mybatis.core.mapper.BaseMapperX;
 import cn.iocoder.yudao.framework.mybatis.core.query.LambdaQueryWrapperX;
+import cn.iocoder.yudao.framework.tenant.core.db.dynamic.TenantDS;
 import cn.iocoder.yudao.module.system.controller.admin.logger.vo.operatelog.OperateLogExportReqVO;
 import cn.iocoder.yudao.module.system.controller.admin.logger.vo.operatelog.OperateLogPageReqVO;
 import cn.iocoder.yudao.module.system.dal.dataobject.logger.OperateLogDO;
@@ -13,6 +14,7 @@ import java.util.Collection;
 import java.util.List;
 
 @Mapper
+@TenantDS
 public interface OperateLogMapper extends BaseMapperX<OperateLogDO> {
 
     default PageResult<OperateLogDO> selectPage(OperateLogPageReqVO reqVO, Collection<Long> userIds) {
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/notice/NoticeMapper.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/notice/NoticeMapper.java
index 67ff8db09d..1e582a1591 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/notice/NoticeMapper.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/notice/NoticeMapper.java
@@ -3,11 +3,13 @@ package cn.iocoder.yudao.module.system.dal.mysql.notice;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.mybatis.core.mapper.BaseMapperX;
 import cn.iocoder.yudao.framework.mybatis.core.query.LambdaQueryWrapperX;
+import cn.iocoder.yudao.framework.tenant.core.db.dynamic.TenantDS;
 import cn.iocoder.yudao.module.system.controller.admin.notice.vo.NoticePageReqVO;
 import cn.iocoder.yudao.module.system.dal.dataobject.notice.NoticeDO;
 import org.apache.ibatis.annotations.Mapper;
 
 @Mapper
+@TenantDS
 public interface NoticeMapper extends BaseMapperX<NoticeDO> {
 
     default PageResult<NoticeDO> selectPage(NoticePageReqVO reqVO) {
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/notify/NotifyMessageMapper.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/notify/NotifyMessageMapper.java
index e9ce6d719b..aeeec99632 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/notify/NotifyMessageMapper.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/notify/NotifyMessageMapper.java
@@ -4,6 +4,7 @@ import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.mybatis.core.mapper.BaseMapperX;
 import cn.iocoder.yudao.framework.mybatis.core.query.LambdaQueryWrapperX;
 import cn.iocoder.yudao.framework.mybatis.core.query.QueryWrapperX;
+import cn.iocoder.yudao.framework.tenant.core.db.dynamic.TenantDS;
 import cn.iocoder.yudao.module.system.controller.admin.notify.vo.message.NotifyMessageMyPageReqVO;
 import cn.iocoder.yudao.module.system.controller.admin.notify.vo.message.NotifyMessagePageReqVO;
 import cn.iocoder.yudao.module.system.dal.dataobject.notify.NotifyMessageDO;
@@ -14,6 +15,7 @@ import java.util.Collection;
 import java.util.List;
 
 @Mapper
+@TenantDS
 public interface NotifyMessageMapper extends BaseMapperX<NotifyMessageDO> {
 
     default PageResult<NotifyMessageDO> selectPage(NotifyMessagePageReqVO reqVO) {
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/permission/RoleMapper.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/permission/RoleMapper.java
index 55e8532735..dba7592232 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/permission/RoleMapper.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/permission/RoleMapper.java
@@ -14,6 +14,7 @@ import java.util.Collection;
 import java.util.List;
 
 @Mapper
+// TODO 芋艿：@TenantDS
 public interface RoleMapper extends BaseMapperX<RoleDO> {
 
     default PageResult<RoleDO> selectPage(RolePageReqVO reqVO) {
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/permission/RoleMenuMapper.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/permission/RoleMenuMapper.java
index 20f4186768..39665c0227 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/permission/RoleMenuMapper.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/permission/RoleMenuMapper.java
@@ -11,6 +11,7 @@ import java.util.Collection;
 import java.util.List;
 
 @Mapper
+// TODO 芋艿：@TenantDS
 public interface RoleMenuMapper extends BaseMapperX<RoleMenuDO> {
 
     @Repository
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/permission/UserRoleMapper.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/permission/UserRoleMapper.java
index 12ff88a0f0..e12abc50e0 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/permission/UserRoleMapper.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/permission/UserRoleMapper.java
@@ -9,6 +9,7 @@ import java.util.Collection;
 import java.util.List;
 
 @Mapper
+// TODO 芋艿：@TenantDS
 public interface UserRoleMapper extends BaseMapperX<UserRoleDO> {
 
     default List<UserRoleDO> selectListByUserId(Long userId) {
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/social/SocialUserBindMapper.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/social/SocialUserBindMapper.java
index 28619ca515..dbfbc08961 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/social/SocialUserBindMapper.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/social/SocialUserBindMapper.java
@@ -2,12 +2,14 @@ package cn.iocoder.yudao.module.system.dal.mysql.social;
 
 import cn.iocoder.yudao.framework.mybatis.core.mapper.BaseMapperX;
 import cn.iocoder.yudao.framework.mybatis.core.query.LambdaQueryWrapperX;
+import cn.iocoder.yudao.framework.tenant.core.db.dynamic.TenantDS;
 import cn.iocoder.yudao.module.system.dal.dataobject.social.SocialUserBindDO;
 import org.apache.ibatis.annotations.Mapper;
 
 import java.util.List;
 
 @Mapper
+@TenantDS
 public interface SocialUserBindMapper extends BaseMapperX<SocialUserBindDO> {
 
     default void deleteByUserTypeAndUserIdAndSocialType(Integer userType, Long userId, Integer socialType) {
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/social/SocialUserMapper.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/social/SocialUserMapper.java
index 442cc45760..8300be37f3 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/social/SocialUserMapper.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/social/SocialUserMapper.java
@@ -1,5 +1,6 @@
 package cn.iocoder.yudao.module.system.dal.mysql.social;
 
+import cn.iocoder.yudao.framework.tenant.core.db.dynamic.TenantDS;
 import cn.iocoder.yudao.module.system.dal.dataobject.social.SocialUserDO;
 import cn.iocoder.yudao.framework.mybatis.core.mapper.BaseMapperX;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
@@ -10,6 +11,7 @@ import java.util.Collection;
 import java.util.List;
 
 @Mapper
+@TenantDS
 public interface SocialUserMapper extends BaseMapperX<SocialUserDO> {
 
     default SocialUserDO selectByTypeAndCodeAnState(Integer type, String code, String state) {
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/user/AdminUserMapper.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/user/AdminUserMapper.java
index 4e08272105..6bfe6a3499 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/user/AdminUserMapper.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/user/AdminUserMapper.java
@@ -3,6 +3,7 @@ package cn.iocoder.yudao.module.system.dal.mysql.user;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.mybatis.core.mapper.BaseMapperX;
 import cn.iocoder.yudao.framework.mybatis.core.query.LambdaQueryWrapperX;
+import cn.iocoder.yudao.framework.tenant.core.db.dynamic.TenantDS;
 import cn.iocoder.yudao.module.system.controller.admin.user.vo.user.UserExportReqVO;
 import cn.iocoder.yudao.module.system.controller.admin.user.vo.user.UserPageReqVO;
 import cn.iocoder.yudao.module.system.dal.dataobject.user.AdminUserDO;
@@ -12,6 +13,7 @@ import java.util.Collection;
 import java.util.List;
 
 @Mapper
+@TenantDS
 public interface AdminUserMapper extends BaseMapperX<AdminUserDO> {
 
     default AdminUserDO selectByUsername(String username) {
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/dept/PostServiceImpl.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/dept/PostServiceImpl.java
index 3266a0c92b..67a1380eb6 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/dept/PostServiceImpl.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/dept/PostServiceImpl.java
@@ -3,6 +3,7 @@ package cn.iocoder.yudao.module.system.service.dept;
 import cn.hutool.core.collection.CollUtil;
 import cn.iocoder.yudao.framework.common.enums.CommonStatusEnum;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
+import cn.iocoder.yudao.framework.tenant.core.db.dynamic.TenantDS;
 import cn.iocoder.yudao.module.system.controller.admin.dept.vo.post.PostCreateReqVO;
 import cn.iocoder.yudao.module.system.controller.admin.dept.vo.post.PostExportReqVO;
 import cn.iocoder.yudao.module.system.controller.admin.dept.vo.post.PostPageReqVO;