yumoqing
dd40df6337
- METHODOLOGY.md: 备份/操作/验证/回退四大步操作规范 - dmig.py: 迁移引擎(台账表pipeline_deploy_ledger+幂等+破坏性守卫+down回退) - ddiff.py: 环境schema/参数/模块版本差异对账 - dbackup.py: mysqldump增量表备份+恢复命令生成 - migrations/m0001-m0004: 首批迁移(今日发现的生产库缺口)
12 lines
409 B
JSON
12 lines
409 B
JSON
{
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"id": "m0003",
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"title": "pipeline_conversations 补 session_id 列（会话隔离机制依赖）",
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"backup_tables": ["pipeline_conversations"],
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"up": [
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{"op": "sql", "sql": "ALTER TABLE pipeline_conversations ADD COLUMN session_id VARCHAR(32) NULL COMMENT '会话ID(多会话隔离)'"}
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],
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"down": [
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{"op": "sql", "sql": "ALTER TABLE pipeline_conversations DROP COLUMN session_id"}
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]
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}
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