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my bad (was: Re: beta4 accepts foreign key of different type thancolumn

From: Louis-David Mitterrand <vindex+lists-pgsql-hackers(at)apartia(dot)org>
To: pgsql-hackers(at)postgresql(dot)org
Subject: my bad (was: Re: beta4 accepts foreign key of different type thancolumn
Date: 2008-01-06 15:59:32
Message-ID: 20080106155932.GA22841@apartia.fr (view raw or flat)
Thread:
Lists: pgsql-hackers
On Sun, Jan 06, 2008 at 10:18:35AM -0500, Andrew Dunstan wrote:
> Louis-David Mitterrand wrote:
>> Hi, 
>>
>> I changed the data type on a column (to an enum) but the previous  
>> foreign key to the old table (replaced by the enum) is still accepted  
>> event though the data types are now different. Is that the expected  
>> behavior?
>>
>> CREATE TABLE person_to_event (
>>     id_person integer NOT NULL,
>>     id_event integer NOT NULL,
>>     person_type person_type_new NOT NULL, -- new ENUM type
>>     "character" text
>> )
>>
>> ALTER TABLE ONLY person_to_event
>>     ADD CONSTRAINT person_to_event_person_type_fkey FOREIGN KEY (person_type) REFERENCES person_type(person_type); -- old person_type table, text column
>>
> Please send us a more complete example. Also, using the same name for a  
> table, a field and a type makes reading it very confusing. Please make  
> sure your example uses names for just one purpose.

Sorry, false alarm. I just realised that I had previously also changed 
the person_type.person_type data type to the same enum. 

Cheers,

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Subject: Re: beta4 accepts foreign key of different type than column
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