42 lines
1.2 KiB
Python
42 lines
1.2 KiB
Python
import pymysql
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# 数据库连接信息
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host = 'localhost'
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user = 'root'
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password = 'taiyi1224'
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database = 'kamaxitong'
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try:
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# 连接数据库
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connection = pymysql.connect(
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host=host,
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user=user,
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password=password,
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database=database,
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charset='utf8mb4'
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)
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with connection.cursor() as cursor:
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# 先检查当前版本
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cursor.execute("SELECT * FROM alembic_version")
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current_version = cursor.fetchone()
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print(f"Current alembic version: {current_version}")
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# 更新alembic_version到最新版本（使用较短的版本号）
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cursor.execute("UPDATE alembic_version SET version_num = %s WHERE version_num = %s", ("20241119", current_version[0]))
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print("Updated alembic_version to 20241119")
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connection.commit()
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# 验证alembic版本
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cursor.execute("SELECT * FROM alembic_version")
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version_result = cursor.fetchone()
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print(f"New alembic version: {version_result}")
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except Exception as e:
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print(f"Error: {e}")
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if 'connection' in locals():
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connection.rollback()
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finally:
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if 'connection' in locals():
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connection.close() |