diff --git a/src/main/java/com/eactive/apim/portal/obp/entity/ObpGwMetric.java b/src/main/java/com/eactive/apim/portal/obp/entity/ObpGwMetric.java
index 424676c..8e61f6e 100644
--- a/src/main/java/com/eactive/apim/portal/obp/entity/ObpGwMetric.java
+++ b/src/main/java/com/eactive/apim/portal/obp/entity/ObpGwMetric.java
@@ -4,7 +4,6 @@ import com.eactive.eai.data.converter.LocalDateTimeToStringConverter17;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 import org.hibernate.annotations.Comment;
-import org.hibernate.annotations.CreationTimestamp;
 import org.hibernate.annotations.GenericGenerator;
 import org.hibernate.annotations.Parameter;
 
@@ -46,8 +45,7 @@ public class ObpGwMetric {
     // json : timeslice
     @Column(length = 17, name = "timeslice")
     @Convert(converter = LocalDateTimeToStringConverter17.class)
-    @CreationTimestamp
-    @Comment("타임슬라이스")
+    @Comment("타임슬라이스 (yyyyMMddHH0000000)")
     private LocalDateTime timeslice;
 
     // json : apiName
@@ -94,8 +92,8 @@ public class ObpGwMetric {
 
     // eapim ID
     // json : apiIdByEapim
-    @Column(length = 36, name = "api_id")
-    @Comment("API ID(EAPIM)")
+    @Column(length = 40, name = "api_id")
+    @Comment("API ID(EAPIM) - EAISVCNAME 최대 40자")
     private String apiId;
 
     // json : appIdByEapim