diff --git "a/work/com/java/minxi/java_20240524/java_2302_\346\210\264\345\273\267\346\235\260_2344310203/JDBC_test.java" "b/work/com/java/minxi/java_20240524/java_2302_\346\210\264\345\273\267\346\235\260_2344310203/JDBC_test.java"
index 19c48a83630126f5a5d852c067cf6fdfdcd875db..8febec0c4fd608c3391561bdaf06382e435f4094 100644
--- "a/work/com/java/minxi/java_20240524/java_2302_\346\210\264\345\273\267\346\235\260_2344310203/JDBC_test.java"
+++ "b/work/com/java/minxi/java_20240524/java_2302_\346\210\264\345\273\267\346\235\260_2344310203/JDBC_test.java"
@@ -27,7 +27,7 @@ public class JDBC_test {
         Statement st= conn.createStatement();
         ResultSet resultSet= statement.executeQuery(sql);
         System.out.println("所有用户信息");
-        System.out.println("id\t teacher_name\t teacher_age");
+        System.out.println("id\tteacher_name\tteacher_age");
         while(resultSet.next()){
             int id=resultSet.getInt("id");
             String name=resultSet.getString("teacher_name");
@@ -47,16 +47,16 @@ public class JDBC_test {
         String username="root";
         String password="123456";
         Connection conn=DriverManager.getConnection(ur1,username,password);
-        String sql="select * from teacher_info where id=1 && teacher_age=35";
+        String sql="select * from teacher_info where id=1 and teacher_age=35";
         Statement st= conn.createStatement();
         ResultSet resultSet=statement.executeQuery(sql);
         System.out.println("id为1，且年龄为35岁的用户：");
-        System.out.println("id\t\t teacher_name\t\t teacher_age");
+        System.out.println("id\tteacher_name\tteacher_age");
         while(resultSet.next()){
             int id=resultSet.getInt(1);
             String name=resultSet.getString(2);
             int age=resultSet.getInt(3);
-            System.out.println(id+"\t\t"+name+"\t\\t"+age);
+            System.out.println(id+"\t"+name+"\t"+age);
         }
         System.out.println();
         resultSet.close();