Re: Declarative partitioning - another take

On Thu, Nov 24, 2016 at 12:02 PM, Amit Langote
<Langote_Amit_f8@lab.ntt.co.jp> wrote:
> On 2016/11/24 15:10, Ashutosh Bapat wrote:
>> On Thu, Nov 24, 2016 at 11:34 AM, Amit Langote wrote:
>>> On 2016/11/24 14:35, Ashutosh Bapat wrote:
>>>> IIUC, it should allow "create table t1_p1 partition of t1 (a primary
>>>> key) ...", (a primary key) is nothing but "column_name
>>>> column_constraint", but here's what happens
>>>> create table t1_p1 partition of t1 (a primary key) for values from (0) to (100);
>>>> ERROR:  syntax error at or near "primary"
>>>> LINE 1: create table t1_p1 partition of t1 (a primary key) for value...
>>>
>>> You have to specify column constraints using the keywords WITH OPTIONS,
>>> like below:
>>>
>>> create table p1 partition of p (
>>>     a with options primary key
>>> ) for values in (1);
>>
>> Oh, sorry for not noticing it. You are right. Why do we need "with
>> option" there? Shouldn't user be able to specify just "a primary key";
>> it's not really an "option", it's a constraint.
>
> I just adopted the existing syntax for specifying column/table constraints
> of a table created with CREATE TABLE OF type_name.

Hmm, I don't fine it quite intuitive. But others might find it so.

-- 
Best Wishes,
Ashutosh Bapat
EnterpriseDB Corporation
The Postgres Database Company