Codex
22 lines
690 B
Python
22 lines
690 B
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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编码生成器数据模型
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"""
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from sqlalchemy import Column, String, Integer, Index
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from app.base_model import BaseModel
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class CodeSequence(BaseModel):
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"""编码序号表"""
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__tablename__ = "code_sequence"
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business_type = Column(String(100), nullable=False, comment="业务类型")
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prefix = Column(String(50), default="", comment="前缀")
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date_key = Column(String(20), default="", comment="日期键（用于按日期重置）")
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current_seq = Column(Integer, default=0, comment="当前序号")
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__table_args__ = (
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Index('idx_business_prefix_date', 'business_type', 'prefix', 'date_key'),
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)
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