21 lines
405 B
SQL
21 lines
405 B
SQL
-- 检查growth_record表的时长相关字段
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SELECT
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id,
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order_id,
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student_id,
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record_date,
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start_time,
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end_time,
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duration,
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service_duration,
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TIMESTAMPDIFF(MINUTE, start_time, end_time) as calculated_duration_minutes,
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content,
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create_time
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FROM growth_record
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WHERE teacher_id = 1
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ORDER BY record_date DESC
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LIMIT 10;
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-- 查看表结构
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DESCRIBE growth_record;
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