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11 lines
567 B
SQL
11 lines
567 B
SQL
-- 用户选修课 --
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CREATE TABLE `user_course` (
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`id` bigint(10) NOT NULL AUTO_INCREMENT,
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`user_id` bigint(10) NOT NULL DEFAULT '0' COMMENT '用户id',
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`course_name` varchar(255) COLLATE utf8mb4_general_ci DEFAULT '' COMMENT '课程名称',
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`create_time` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
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`update_time` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
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PRIMARY KEY (`id`),
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UNIQUE KEY `user_id_unique` (`user_id`),
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KEY `course_name_index` (`course_name`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci; |