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Hubert 'depesz' Lubaczewski: When to use VACUUM FULL

Well, the short answer is: NEVER. But given how often I see people ask about it, I'll try to expand my answer a bit… Every now and then on IRC, Slack, Discord , or Reddit people ask questions about VACUUM FULL. And they do. They tend to put vacuum full calls in crons, or just … Continue reading "When to use VACUUM FULL"

永远不要使用VACUUM FULL,它会锁定整个表,使得其他操作无法进行。正确的做法是使用pg_repack,它可以重写表而不会锁定其他操作,而且可以并行重建索引,更快。可以在数据库服务器或同一网络中的主机上安装和使用pg_repack,AWS和GCP也支持它。

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