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张3
发布于 2025-09-10
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engine_1 = create_engine(‘mysql+pymysql://user:pass@instance_1/db’)engine_2 = create_engine(‘mysql+pymysql://user:pass@instance_2/db’)根据拆分规则创建两个分片表 Base.metadata.create_all(bind=engine_1,tables=[UserTable.__table__.shard(0, 2),Use...