Bulk updates

Author: AnghelLeonard

HibernateSpringBootBulkUpdates/src/main/java/com/bookstore/repository/AuthorRepository.java

@@ -15,15 +15,13 @@
 public interface AuthorRepository extends JpaRepository<Author, Long> {
 
     @Transactional(readOnly = true)
-    @QueryHints(value = @QueryHint(name = HINT_PASS_DISTINCT_THROUGH,
-            value = "false"))
+    @QueryHints(value = @QueryHint(name = HINT_PASS_DISTINCT_THROUGH, value = "false"))
     @Query("SELECT DISTINCT a FROM Author a JOIN FETCH a.books b WHERE a.age > ?1")
     List<Author> findGtGivenAge(int age);
 
     @Transactional
     @Modifying(flushAutomatically = true, clearAutomatically = true)
-    @Query(value = "UPDATE author SET age = age + 1, version = version + 1",
-            nativeQuery = true)
+    @Query(value = "UPDATE Author a SET a.age = a.age + 1, a.version = a.version + 1")
     public int updateInBulk();
 
     @Transactional

HibernateSpringBootBulkUpdates/src/main/java/com/bookstore/repository/BookRepository.java

@@ -14,8 +14,7 @@ public interface BookRepository extends JpaRepository<Book, Long> {
 
     @Transactional
     @Modifying(flushAutomatically = true, clearAutomatically = true)
-    @Query(value = "UPDATE book SET isbn='None', version=version + 1",
-            nativeQuery = true)
+    @Query(value = "UPDATE Book b SET b.isbn='None', b.version=b.version + 1")
     public int updateInBulk();
 
     @Transactional