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9 lines
209 B
MySQL
9 lines
209 B
MySQL
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ALTER TABLE
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`user_info`
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MODIFY
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`usertype` varchar(20) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT 'student',
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MODIFY
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`last_login_time` datetime DEFAULT NULL,
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MODIFY
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`last_visit_time` datetime DEFAULT NULL;
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