Update...

Update oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/source/ScopeDefaultColumn.java

oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/source/ScopeDefaultColumn.java

@@ -52,7 +52,8 @@ public class ScopeDefaultColumn {
         /**
          * Dynamic active means this column is only activated through core setting explicitly.
          *
-         * @return false: Inactive dynamic column. true: Active dynamic column.
+         * @return FALSE: this column is not going to be added to the final generated metric as a column.
+         *         TRUE: this column could be added as a column if core/activeExtraModelColumns == true.
          */
         boolean requireDynamicActive() default false;