loncom/interface/loncoursedata.pm - diff

Return to loncoursedata.pm CVS log

Up to [LON-CAPA] / loncom / interface

-version 1.98, 2003/10/02 14:11:36
+version 1.99, 2003/10/02 17:07:41
  Line 1072  sub get_student {
  =pod
+ =item &clear_internal_caches()
+ Causes the internal caches used in get_student_id, get_student,
+ get_symb_id, get_symb, get_part_id, and get_part to be undef'd.
+ Needs to be called before the first operation with the MySQL database
+ for a given Apache request.
+ =cut
+ ################################################
+ ################################################
+ sub clear_internal_caches {
+     $have_read_part_table = 0;
+     undef(%ids_by_part);
+     undef(%parts_by_id);
+     $have_read_symb_table = 0;
+     undef(%ids_by_symb);
+     undef(%symbs_by_id);
+     $have_read_student_table = 0;
+     undef(%ids_by_student);
+     undef(%students_by_id);
+ }
+ ################################################
+ ################################################
+ =pod
  =item &update_full_student_data($sname,$sdom,$courseid)
  Does a lonnet::dump on a student to populate the courses tables.