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更新CLAUDE.md，删除wiki/concepts空文件

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2026-04-14 16:26:02 +08:00
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wiki/concepts/逻辑备份.md
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---
title: "逻辑备份"
type: concept
tags: [backup, database, postgres]
sources: [minio-zipline-zi-cheng-guan-tu-chuang-ying-yong-an-zhuang-jiao-cheng.md]
last_updated: 2026-04-14
---
## Definition
逻辑备份是通过数据库工具导出数据为SQL语句或纯文本格式，区别于直接复制数据文件的物理备份。
## Key Attributes
- 工具：pg_dump（PostgreSQL）
- 格式：SQL文件或压缩格式
- 优点：跨版本兼容，迁移能力强
## Related Entities
- [[Zipline]]：其PostgreSQL数据库需要逻辑备份
## Connections
- [[逻辑备份]] ← 工具 ← [[Zipline]]