diff --git a/src/main/java/com/example/nto/entity/Code.java b/src/main/java/com/example/nto/entity/Code.java
index 29e07b4..71e34b9 100644
--- a/src/main/java/com/example/nto/entity/Code.java
+++ b/src/main/java/com/example/nto/entity/Code.java
@@ -13,9 +13,9 @@ public class Code {
     @GeneratedValue(strategy = GenerationType.IDENTITY)
     private Long id;
 
-    @Column(name="name", nullable = false, unique = true)
+    @Column(name="value")
     private Long value;
 
-    @Column(name = "value", nullable = false, unique = true)
+    @Column(name ="name")
     private String name;
 }
diff --git a/src/main/java/com/example/nto/entity/Enter.java b/src/main/java/com/example/nto/entity/Enter.java
index 896ea61..c229c96 100644
--- a/src/main/java/com/example/nto/entity/Enter.java
+++ b/src/main/java/com/example/nto/entity/Enter.java
@@ -1,6 +1,7 @@
 package com.example.nto.entity;
 
 
+import io.micrometer.core.annotation.TimedSet;
 import liquibase.pro.packaged.C;
 import lombok.Data;
 import lombok.Getter;
@@ -18,22 +19,17 @@ public class Enter {
     @GeneratedValue(strategy = GenerationType.IDENTITY)
     private Long id;
 
-    @ManyToMany
-    @JoinTable(
-            name = "enter_employee", // Name of the join table
-            joinColumns = @JoinColumn(name = "enter_id"), // Column for this entity
-            inverseJoinColumns = @JoinColumn(name = "employee_id") // Column for the other entity
-    )
-    private Set<Employee> employees;
+    @OneToOne
+    @JoinColumn(name="code_id")
+    private Code code;
 
-    @ManyToMany
-    @JoinTable(
-            name = "enter_code", // Name of the join table
-            joinColumns = @JoinColumn(name = "enter_id"), // Column for this entity
-            inverseJoinColumns = @JoinColumn(name = "code_id") // Column for the other entity
-    )
-    private Set<Code> codes;
-    @Column(nullable = false)
+    @OneToOne
+    @JoinColumn(name="employee_id")
+    private Employee employee;
+
+    @Column(name="entered_at")
     private Timestamp entered_at;
 
+    @Column(name="enter_type")
+    private String enterType;
 }