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# We did this, but there is a problem to consider.
- URL: https://huizhou92.com/we-did-this-but-there-is-a-problem-to-consider/
- Published: 2024-05-27T02:49:37.000Z
- Updated: 2024-05-27T02:49:37.000Z
- Description: We did this, but there is a problem to consider.. We did this, but there is a problem to consider. Even if delete_at = true, it still occupies physical spa。
- Author: huizhou92
- Tags: #Migrated-1788833207488, #Import 2026-09-08 02:07

We did this, but there is a problem to consider. Even if delete\_at = true, it still occupies physical space. If there are a lot of tables or the running time is very long, the table will become very large and most of it will be invalid data, which will affect performance.

We need to clean up the data regularly

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