FailConf-2014

1. Схема базы данных
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2. Реализация базы данных
SELECT users.user_login as Пользователь,tests.test_name as Тест, TIMEDIFF
(tests_in_seans.time_end_test, tests_in_seans.time_begin_test) as Время,
tests_in_seans.rate as Оценка FROM `users` INNER JOIN tests_in_seans ON
users.id_user=tests_in_seans.id_user INNER JOIN tests ON
tests_in_seans.test_num=tests.test_num WHERE users.user_login='maksim'
ORDER BY tests.test_num
2