On 2023-10-26 11:56:56 +0200, Olivier Gautherot wrote:
> El jue, 26 oct 2023 11:15, Peter J. Holzer escribió:
> On 2023-10-25 17:48:46 +0200, Olivier Gautherot wrote:
> > El mié, 25 oct 2023 16:58, Олег Самойлов escribió:
> > Okey, I see no one was be able to solve this problem. B
Hi,
El jue, 26 oct 2023 11:15, Peter J. Holzer escribió:
> On 2023-10-25 17:48:46 +0200, Olivier Gautherot wrote:
> > El mié, 25 oct 2023 16:58, Олег Самойлов escribió:
> > Okey, I see no one was be able to solve this problem. But I could.
> May be
> > for someone this will be useful to
On 2023-10-25 17:48:46 +0200, Olivier Gautherot wrote:
> El mié, 25 oct 2023 16:58, Олег Самойлов escribió:
> Okey, I see no one was be able to solve this problem. But I could. May be
> for someone this will be useful too. There is solution.
[...]
> Now query is:
>
> SELECT genera
Hi,
El mié, 25 oct 2023 16:58, Олег Самойлов escribió:
> Okey, I see no one was be able to solve this problem. But I could. May be
> for someone this will be useful too. There is solution.
>
> Original query was:
>
> > 23 окт. 2023 г., в 18:13, Олег Самойлов написал(а):
> >
> > SELECT id/10
Okey, I see no one was be able to solve this problem. But I could. May be for
someone this will be useful too. There is solution.
Original query was:
> 23 окт. 2023 г., в 18:13, Олег Самойлов написал(а):
>
> SELECT id/1000 as partition
> FROM delivery
> GROUP BY partition
> HAVING ma
On Mon, 23 Oct 2023 at 17:42, Олег Самойлов wrote:
> Well, get list of partitions and later scan one by one all 100 partitions is
> too simple. :) I am interesting is here more elegant way? Any rewriting the
> query, any creating an index are permitted.
1.- You do not scan all partitions. Had y
On 10/23/23 10:13, Олег Самойлов wrote:
Back pardon, but I have a very newbie question. I have a partitioned table,
partitioned by primary bigint key, size of partition 1000. I need to get
the number of partition which need to archive, which has all rows are olden
then 3 month. Here is
nor ORDER BY
> clause.
>
> Toomas
>
>> On 23. Oct 2023, at 18:13, Олег Самойлов wrote:
>>
>> Back pardon, but I have a very newbie question. I have a partitioned table,
>> partitioned by primary bigint key, size of partition 1000. I need to get
>> th
023 at 17:14, Олег Самойлов wrote:
>> Back pardon, but I have a very newbie question. I have a partitioned table,
>> partitioned by primary bigint key, size of partition 1000. I need to get
>> the number of partition which need to archive, which has all rows are olden
On Mon, 23 Oct 2023 at 17:14, Олег Самойлов wrote:
> Back pardon, but I have a very newbie question. I have a partitioned table,
> partitioned by primary bigint key, size of partition 1000. I need to get
> the number of partition which need to archive, which has all rows are olden
There is no reason to use index. The query has neither WHERE nor ORDER BY
clause.
Toomas
> On 23. Oct 2023, at 18:13, Олег Самойлов wrote:
>
> Back pardon, but I have a very newbie question. I have a partitioned table,
> partitioned by primary bigint key, size of partition 1000
Back pardon, but I have a very newbie question. I have a partitioned table,
partitioned by primary bigint key, size of partition 1000. I need to get
the number of partition which need to archive, which has all rows are olden
then 3 month. Here is query:
SELECT id/1000 as partition
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