diff --git a/src/core/templates/managers/base/detail-{{dashCase name}}.manager.ts.hbs b/src/core/templates/managers/base/detail-{{dashCase name}}.manager.ts.hbs
index 9210936..99f12a8 100644
--- a/src/core/templates/managers/base/detail-{{dashCase name}}.manager.ts.hbs	
+++ b/src/core/templates/managers/base/detail-{{dashCase name}}.manager.ts.hbs	
@@ -19,8 +19,13 @@ export class Detail{{pascalCase name}}Manager extends BaseDetailManager<{{pascal
 
   get relations(): RelationParam {
     return {
+      // relation only join (for query purpose)
       joinRelations: [],
-      selectRelations: [],
+
+      // relation join and select (relasi yang ingin ditampilkan),
+      selectRelations: [''],
+
+      // relation yang hanya ingin dihitung (akan return number)
       countRelations: [],
     };
   }
diff --git a/src/core/templates/managers/base/index-{{dashCase name}}.manager.ts.hbs b/src/core/templates/managers/base/index-{{dashCase name}}.manager.ts.hbs
index a27b98d..0ed8e1b 100644
--- a/src/core/templates/managers/base/index-{{dashCase name}}.manager.ts.hbs	
+++ b/src/core/templates/managers/base/index-{{dashCase name}}.manager.ts.hbs	
@@ -23,8 +23,13 @@ export class Index{{pascalCase name}}Manager extends BaseIndexManager<{{pascalCa
 
   get relations(): RelationParam {
     return {
+      // relation only join (for query purpose)
       joinRelations: [],
-      selectRelations: [],
+
+      // relation join and select (relasi yang ingin ditampilkan),
+      selectRelations: [''],
+
+      // relation yang hanya ingin dihitung (akan return number)
       countRelations: [],
     };
   }