2022-10-21 20:42:48 +08:00
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RENAME TABLE assignments TO groups_assignments;
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2022-10-22 06:48:04 +08:00
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ALTER TABLE `groups_assignments` DROP COLUMN `id`;
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ALTER TABLE `groups_assignments` ADD PRIMARY KEY (`group_id`, `list_id`);
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2022-10-21 20:42:48 +08:00
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ALTER TABLE `groups_assignments` DROP COLUMN `create_time`;
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ALTER TABLE `groups_assignments` CHANGE COLUMN `deadline` `end_time` datetime NOT NULL;
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ALTER TABLE `countdowns` CHANGE COLUMN `endtime` `end_time` datetime NOT NULL;
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2022-10-22 08:16:39 +08:00
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ALTER TABLE `submissions` ADD KEY `score` (`problem_id`, `submitter`, `score`);
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