diff --git a/io.sc.platform.orm/src/main/java/io/sc/platform/orm/service/DaoService.java b/io.sc.platform.orm/src/main/java/io/sc/platform/orm/service/DaoService.java
index a3a3f9e3..32642803 100644
--- a/io.sc.platform.orm/src/main/java/io/sc/platform/orm/service/DaoService.java
+++ b/io.sc.platform.orm/src/main/java/io/sc/platform/orm/service/DaoService.java
@@ -17,6 +17,7 @@ public interface DaoService<E,ID extends Serializable,R extends DaoRepository<E,
 
 	public E findById(ID id);
 	public E findByUniqueKey(E entity);
+	public String[] getDefaultSortBy();
 
 	public E add(E entity) throws Exception;
 	public List<E> add(List<E> entities) throws Exception;
@@ -36,13 +37,6 @@ public interface DaoService<E,ID extends Serializable,R extends DaoRepository<E,
 	public List<E> list(Specification<E> specification, QueryParameter queryParameter) throws Exception;
 	public Page<E> query(QueryParameter queryParameter) throws Exception;
 	public Page<E> query(Specification<E> specification, QueryParameter queryParameter) throws Exception;
-	/*
-	public ExampleMatcher buildExampleMatcher();
-	
-	public List<T> listByExample(T queryEntity,QueryParameter queryParameter) throws Exception;
-	public List<T> listByExample(T queryEntity,QueryParameter queryParameter,ExampleMatcher matcher) throws Exception;
-	
-	public Page<T> pageByExample(T queryEntity,QueryParameter queryParameter) throws Exception;
-	public Page<T> pageByExample(T queryEntity,QueryParameter queryParameter,ExampleMatcher matcher) throws Exception;
-	*/
+	public List<E> getDefaultValues() throws Exception;
+	public void resetDefaultValues() throws Exception;
 }