Subject: Re: PGSQL bug - "Column ??? is an identity column defined as
 GENERATED ALWAYS.",
To: Petr Hybler <petr.hybler@gmail.com>, pgsql-bugs@lists.postgresql.org
References: 
 <CAEMmGb5BN_iRabOKO1_G6LkecxqLHrwFQ=cuN1bJC4HmUsjjLw@mail.gmail.com>
From: Peter Eisentraut <peter.eisentraut@enterprisedb.com>
Message-ID: <949dd35d-596e-efce-c5fb-bfef19b74d3b@enterprisedb.com>
Date: Wed, 18 Aug 2021 21:27:18 +0200
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On 18.08.21 17:06, Petr Hybler wrote:
> |CREATE TABLE sample_table ( id int8 NOT NULL GENERATED ALWAYS AS 
> IDENTITY, name varchar(255) NOT NULL, description text NOT NULL, 
> CONSTRAINT sample_table_pk PRIMARY KEY (id) );|
> 
> When I try to insert a single value, it works OK:
> 
> |INSERT INTO sample_table (id, name, description) VALUES (DEFAULT, 'John 
> Doe', 'Test description');|
> 
> However, when inserting multiple values, it fails:
> 
> |INSERT INTO sample_table (id, name, description) VALUES (DEFAULT, 'John 
> Doe', 'Test description') , (DEFAULT, 'Jane Eod', 'Not working');|

This has been fixed in PostgreSQL 14.