31 lines
866 B
Python
31 lines
866 B
Python
import sqlite3
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# 连接数据库
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conn = sqlite3.connect('car_info.db')
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cursor = conn.cursor()
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# 查询所有表
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cursor.execute("SELECT name FROM sqlite_master WHERE type='table'")
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tables = cursor.fetchall()
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print('数据库中的表:', tables)
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# 查询参数配置表
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cursor.execute("SELECT sql FROM sqlite_master WHERE type='table' AND name='parameter_config'")
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result = cursor.fetchone()
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print('参数配置表SQL:', result)
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# 如果参数配置表存在，查询其结构
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if result:
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cursor.execute("PRAGMA table_info(parameter_config)")
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columns = cursor.fetchall()
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print('参数配置表结构:')
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for col in columns:
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print(f"字段: {col[1]}, 类型: {col[2]}")
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# 查询数据
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cursor.execute("SELECT * FROM parameter_config")
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data = cursor.fetchall()
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print('参数配置数据:', data)
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# 关闭连接
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conn.close() |