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From 谭忠涛
Subject 回复：Re: Performance Issue when using gin index
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Msg-id tencent_4804F2BE463D60454F8BA22C@qq.com
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I'm sorry I was too hasty and didn't read the manual carefully.

Regards

Tom Lane<tgl@sss.pgh.pa.us> 在 2025年1月21日 周二 11:01 写道：
"谭忠涛" <zhongtao.tan@seaboxdata.com> writes:
> The performance of creating a gin index before inserting data is different from that of inserting data after creating a gin index.

This isn't terribly surprising.  Read

https://www.postgresql.org/docs/current/gin.html#GIN-FAST-UPDATE

There's also useful info in

https://www.postgresql.org/docs/current/gin.html#GIN-TIPS

regards, tom lane

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