[Tux4kids-commits] r1383 - tux4kids-admin/trunk/libtux4kidsadmin

[Michał Świtakowski]

Author: swistakers-guest
Date: 2009-08-05 22:33:42 +0000 (Wed, 05 Aug 2009)
New Revision: 1383

Modified:
   tux4kids-admin/trunk/libtux4kidsadmin/schoolDatabase.cpp
Log:
improved performance with transactions

Modified: tux4kids-admin/trunk/libtux4kidsadmin/schoolDatabase.cpp
===================================================================
--- tux4kids-admin/trunk/libtux4kidsadmin/schoolDatabase.cpp	2009-08-05 22:32:09 UTC (rev 1382)
+++ tux4kids-admin/trunk/libtux4kidsadmin/schoolDatabase.cpp	2009-08-05 22:33:42 UTC (rev 1383)
@@ -279,11 +279,13 @@
 			Q_Q(SchoolDatabase);
 			emit q->classAdded(newClass);
 		}
-		//db.transaction();
+		getClassId.finish();
+
+		db.transaction();
 		if (addClassTeachers(newClass)) {
 			addClassStudents(newClass);
+			db.commit();
 		}
-		//db.commit();
 	}
 }
 
@@ -322,9 +324,8 @@
 			lastError = "Multiple profile_name-s in database";
 			return false;
 		}
-
-
 		int studentId = findStudentId.value(0).toInt();
+		findStudentId.finish();
 
 		QSqlQuery addStudent;
 		addStudent.prepare("INSERT INTO class_students(id_class, id_student) VALUES(:id_class, :id_student);");