30 lines
751 B
Python
30 lines
751 B
Python
from database import DatabaseManager
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import os
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# 使用backend/data目录下的数据库路径
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db_path = os.path.join(os.path.dirname(__file__), 'data', 'body_balance.db')
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db = DatabaseManager(db_path)
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db.init_database()
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conn = db.get_connection()
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cursor = conn.cursor()
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# 检查患者总数
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cursor.execute('SELECT COUNT(*) FROM patients')
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count = cursor.fetchone()[0]
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print(f'患者总数: {count}')
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# 查看前5条患者数据
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cursor.execute('SELECT * FROM patients LIMIT 5')
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rows = cursor.fetchall()
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print('前5条患者数据:')
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for row in rows:
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print(dict(row))
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# 检查表结构
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cursor.execute("PRAGMA table_info(patients)")
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columns = cursor.fetchall()
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print('\npatients表结构:')
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for col in columns:
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print(dict(col))
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conn.close() |