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Re: update faster way
2+ messages / 2 participants
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* Re: update faster way
@ 2024-09-14 03:58  yudhi s <[email protected]>
  0 siblings, 1 reply; 2+ messages in thread

From: yudhi s @ 2024-09-14 03:58 UTC (permalink / raw)
  To: Igor Korot <[email protected]>; +Cc: pgsql-general <[email protected]>

>
>
>
> Do you have any indexes?
> If not - you should, if yes - what are they?
>
>
>
Yes we have a primary key on this table which is on a UUID type column and
also we have other indexes in other timestamp columns . But how is this
going to help as we are going to update almost all the rows in the table?


^ permalink  raw  reply  [nested|flat] 2+ messages in thread

* Re: update faster way
@ 2024-09-14 14:47  Ron Johnson <[email protected]>
  parent: yudhi s <[email protected]>
  0 siblings, 0 replies; 2+ messages in thread

From: Ron Johnson @ 2024-09-14 14:47 UTC (permalink / raw)
  To: pgsql-general

On Fri, Sep 13, 2024 at 11:59 PM yudhi s <[email protected]>
wrote:

>
>>
>> Do you have any indexes?
>> If not - you should, if yes - what are they?
>>
>>
>>
> Yes we have a primary key on this table which is on a UUID type column and
> also we have other indexes in other timestamp columns . But how is this
> going to help as we are going to update almost all the rows in the table?
>

But do you have an index on tab_part1.column1?

And how slow is subquery?


^ permalink  raw  reply  [nested|flat] 2+ messages in thread

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