On 06.07.2020 17:59, Justin Pryzby wrote:
I think you'd want to have an
ALTER command for that (we would use that to change tables between
daily/monthly based on their current size). That should also support setting
the MODULUS of a HASH partitioned table, to allow changing the size of its
parti
On 06.07.2020 13:45, Anastasia Lubennikova wrote:
The previous discussion of automatic partition creation [1] has
addressed static and dynamic creation of partitions and ended up with
several syntax proposals.
In this thread, I want to continue this work.
...
[1]
https://www.postgresql.org/me
Anastasia Lubennikova writes:
> On 06.07.2020 19:10, Tom Lane wrote:
>> Robert Haas writes:
>>> I think the big problem here is identifying the operator to use. We
>>> have no way of identifying the "plus" or "minus" operator associated
>>> with a datatype; indeed, that constant doesn't exist.
>
On 06.07.2020 19:10, Tom Lane wrote:
Robert Haas writes:
On Mon, Jul 6, 2020 at 6:46 AM Anastasia Lubennikova
wrote:
I am going to implement this via SPI, which allow to simplify checks and
calculations. Do you see any pitfalls in this approach?
I don't really see why we need SPI here.
I wo
On Wed, Jul 8, 2020 at 10:24 AM Fabien COELHO wrote:
>
>
> Hello Anastasia,
>
> My 0.02 €:
>
> > The patch implements following syntax:
> >
> > CREATE TABLE ... PARTITION BY partition_method (list_of_columns)
> > partition_auto_create_clause
> >
> > where partition_auto_create_clause is
> >
> > CO
Hello Anastasia,
My 0.02 €:
The patch implements following syntax:
CREATE TABLE ... PARTITION BY partition_method (list_of_columns)
partition_auto_create_clause
where partition_auto_create_clause is
CONFIGURATION [IMMEDIATE| DEFERRED] USING partition_bound_spec
and partition_bound_spec is:
Robert Haas writes:
> On Mon, Jul 6, 2020 at 12:10 PM Tom Lane wrote:
>> We did indeed solve this in connection with window functions, cf
>> 0a459cec9. I may be misunderstanding what the problem is here,
>> but I think trying to reuse that infrastructure might help.
> Ah, nice. I didn't realize
On Mon, Jul 6, 2020 at 12:10 PM Tom Lane wrote:
> We did indeed solve this in connection with window functions, cf
> 0a459cec9. I may be misunderstanding what the problem is here,
> but I think trying to reuse that infrastructure might help.
Ah, nice. I didn't realize that we'd added that. But I
Robert Haas writes:
> On Mon, Jul 6, 2020 at 6:46 AM Anastasia Lubennikova
> wrote:
>> I am going to implement this via SPI, which allow to simplify checks and
>> calculations. Do you see any pitfalls in this approach?
> I don't really see why we need SPI here.
I would vote against any core fac
On Mon, Jul 6, 2020 at 6:46 AM Anastasia Lubennikova
wrote:
> CREATE TABLE ... PARTITION BY partition_method (list_of_columns)
> partition_auto_create_clause
>
> where partition_auto_create_clause is
>
> CONFIGURATION [IMMEDIATE| DEFERRED] USING partition_bound_spec
>
> and partition_bound_spec is
On Mon, Jul 06, 2020 at 01:45:52PM +0300, Anastasia Lubennikova wrote:
> The previous discussion of automatic partition creation [1] has addressed
> static and dynamic creation of partitions and ended up with several syntax
> proposals.
...
> where partition_auto_create_clause is
>
> CONFIGURATION
The previous discussion of automatic partition creation [1] has
addressed static and dynamic creation of partitions and ended up with
several syntax proposals.
In this thread, I want to continue this work.
Attached is PoC for static partition creation. The patch core is quite
straightforward.
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