diff --git a/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/endpoint/EndpointRelationServerSideMetrics.java b/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/endpoint/EndpointRelationServerSideMetrics.java
index 7722cf3d1..9c090adc1 100644
--- a/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/endpoint/EndpointRelationServerSideMetrics.java
+++ b/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/endpoint/EndpointRelationServerSideMetrics.java
@@ -59,7 +59,7 @@ public class EndpointRelationServerSideMetrics extends Metrics {
     private int componentId;
     @Setter
     @Getter
-    @Column(columnName = ENTITY_ID)
+    @Column(columnName = ENTITY_ID, length = 512)
     private String entityId;
 
     @Override
diff --git a/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/instance/ServiceInstanceRelationClientSideMetrics.java b/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/instance/ServiceInstanceRelationClientSideMetrics.java
index afaf920a8..1417cff4b 100644
--- a/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/instance/ServiceInstanceRelationClientSideMetrics.java
+++ b/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/instance/ServiceInstanceRelationClientSideMetrics.java
@@ -69,7 +69,7 @@ public class ServiceInstanceRelationClientSideMetrics extends Metrics {
     private int componentId;
     @Setter
     @Getter
-    @Column(columnName = ENTITY_ID)
+    @Column(columnName = ENTITY_ID, length = 512)
     private String entityId;
 
     @Override
diff --git a/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/instance/ServiceInstanceRelationServerSideMetrics.java b/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/instance/ServiceInstanceRelationServerSideMetrics.java
index 5364b2a99..20460bc86 100644
--- a/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/instance/ServiceInstanceRelationServerSideMetrics.java
+++ b/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/instance/ServiceInstanceRelationServerSideMetrics.java
@@ -69,7 +69,7 @@ public class ServiceInstanceRelationServerSideMetrics extends Metrics {
     private int componentId;
     @Setter
     @Getter
-    @Column(columnName = ENTITY_ID)
+    @Column(columnName = ENTITY_ID, length = 512)
     private String entityId;
 
     @Override
diff --git a/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/service/ServiceRelationClientSideMetrics.java b/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/service/ServiceRelationClientSideMetrics.java
index 4724df5e9..4cac7beda 100644
--- a/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/service/ServiceRelationClientSideMetrics.java
+++ b/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/service/ServiceRelationClientSideMetrics.java
@@ -59,7 +59,7 @@ public class ServiceRelationClientSideMetrics extends Metrics {
     private int componentId;
     @Setter
     @Getter
-    @Column(columnName = ENTITY_ID)
+    @Column(columnName = ENTITY_ID, length = 512)
     private String entityId;
 
     @Override
diff --git a/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/service/ServiceRelationServerSideMetrics.java b/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/service/ServiceRelationServerSideMetrics.java
index ae299a1b2..e191610fa 100644
--- a/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/service/ServiceRelationServerSideMetrics.java
+++ b/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/relation/service/ServiceRelationServerSideMetrics.java
@@ -59,7 +59,7 @@ public class ServiceRelationServerSideMetrics extends Metrics {
     private int componentId;
     @Setter
     @Getter
-    @Column(columnName = ENTITY_ID)
+    @Column(columnName = ENTITY_ID, length = 512)
     private String entityId;
 
     @Override