{"type":"link","version":"1.0","title":"文章深入剖析 PostgreSQL… · PostgreSQL MVCC:… | HotDaily","description":"文章深入剖析 PostgreSQL MVCC 的四大缺陷（写放大、表膨胀、空闲事务阻塞清理、32 位事务 ID 回卷），并用实测数据验证。随后对比…","url":"https://hotdaily.top/item/4480ea14-b987-4bc1-8af5-c42f8146ff91","provider_name":"HotDaily","provider_url":"https://hotdaily.top","thumbnail_url":"https://hotdaily.top/og.png","thumbnail_width":1200,"thumbnail_height":630}