2011-11-16 17:37:37

�� /Nsu Ts / Documentation / devguide / �� 2011-11-16 17:37:37 � 2012-05-11 10:38:59

��:

|| �� |print (filename) |solution/<filename>.txt||
�� checkUnusedFiles.pl

�� xml ��
�� , �� , �� $from_db
�� , �� , �� $from_fs
� �� unix comm �� $from_db, $from_fs � �� , �� : ��, �� $from_db; ��, �� $from_fs; � ��, �� .
�� , ��
��

||olympiad.id| forms.olympiadid log.olympid tour.olympid users.current_olympiad userlist.olympiadid olympiad_freeze.olympiadid ||
||tour.tourid |files_for_tour.tourid langs_for_tour.tourid news.tourid qna.tourid virtualtours.tourid users.selected_tourid notifications.tourid tasks.tourid timeshift.tourid ||
||users.userid |formvalues.userid online.userid print.userid priv.userid submits.userid virtualtours.userid timeshift.userid notifications.userid qna.userid qna.ansid ||
|| forms.id | formvalues.formid userlist.formid ||
|| langs.langid |langs_for_tour.langid submits.langid ||
||tasks.taskid | submits.taskid ||
||cities.id | universities.cityid users.cityid ||
||universities.id | users.univerid ||

SELECT b.* FROM `B` AS b
WHERE a.id IS NULL;

�� checkRefIntegrity.pl
3) �� 
�� 1–1 �� 1-n.
��: �� priv �� users. ��, � �� , �� , �� , �� .
�� , ��, �� SQL:

CREATE TEMPORARY TABLE IF NOT EXISTS tmp (
id int(11) NOT NULL, PRIMARY KEY (`id`)
) ENGINE=InnoDB  DEFAULT CHARSET=utf8;
INSERT INTO tmp
(SELECT p2.id FROM `priv` AS p1
JOIN priv AS p2 ON p1.userid = p2.userid WHERE p2.id > p1.id);
DELETE FROM priv WHERE id in (SELECT id FROM tmp_priv)

4) �� 
�� title = “Evgen'evich”, ��

��:

|| �� |print (filename) |...||
��
�� , �� ,��
...
||Olympiad.id| Forms.olympiadid Log.olympid Tour.olympid Users.current_olympiad Userlist.olympiadid Olympiad_freeze.olympiadid ||
||tour.tourid |Files_for_tour.tourid Langs_for_tour.tourid News.tourid Qna.tourid Virtualtours.tourid users.selected_tourid Notifications.tourid Tasks.tourid Timeshift.tourid ||
||Users.userid |Formvalues.userid Online.userid Print.userid Priv.userid Submits.userid Virtualtours.userid Timeshift.userid Notifications.userid Qna.userid Qna.ansid ||
|| Forms.id | Formvalues.formid Userlist.formid ||
|| Langs.langid |Langs_for_tour.langid Submits.langid ||
||Tasks.taskid | Submits.taskid ||
||Cities.id | Universities.cityid Users.cityid ||
||Universities.id | Users.univerid ||
SELECT b.* FROM `B` AS b
WHERE a.id IS NULL;

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2011-11-16 17:37:37

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