diff --git a/Chapter3-2-9/src/main/java/com/didispace/service/UserServiceImpl.java b/Chapter3-2-9/src/main/java/com/didispace/service/UserServiceImpl.java
index 0deeb24..05c04f0 100644
--- a/Chapter3-2-9/src/main/java/com/didispace/service/UserServiceImpl.java
+++ b/Chapter3-2-9/src/main/java/com/didispace/service/UserServiceImpl.java
@@ -18,21 +18,21 @@ public class UserServiceImpl implements UserService {
 
     @Override
     public void create(String name, Integer age) {
-        jdbcTemplate.update("insert into t_user(NAME, AGE) values(?, ?)", name, age);
+        jdbcTemplate.update("insert into user(NAME, AGE) values(?, ?)", name, age);
     }
 
     @Override
     public void deleteByName(String name) {
-        jdbcTemplate.update("delete from t_user where NAME = ?", name);
+        jdbcTemplate.update("delete from user where NAME = ?", name);
     }
 
     @Override
     public Integer getAllUsers() {
-        return jdbcTemplate.queryForObject("select count(1) from t_user", Integer.class);
+        return jdbcTemplate.queryForObject("select count(1) from user", Integer.class);
     }
 
     @Override
     public void deleteAllUsers() {
-        jdbcTemplate.update("delete from t_user");
+        jdbcTemplate.update("delete from user");
     }
 }
diff --git a/Chapter3-2-9/src/main/resources/db/V1__Base_version.sql b/Chapter3-2-9/src/main/resources/db/V1__Base_version.sql
index 939de12..ff8bce1 100644
--- a/Chapter3-2-9/src/main/resources/db/V1__Base_version.sql
+++ b/Chapter3-2-9/src/main/resources/db/V1__Base_version.sql
@@ -1,9 +1,9 @@
-DROP TABLE IF EXISTS t_user ;
+DROP TABLE IF EXISTS `user` ;
 
 
-CREATE TABLE `t_user` (
+CREATE TABLE `user` (
   `id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT '主键',
-  `name` varchar(20) NOT NULL COMMENT '姓名',
+  `name` varchar(30) NOT NULL COMMENT '姓名',
   `age` int(5) DEFAULT NULL COMMENT '年龄',
   PRIMARY KEY (`id`)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;