Subject: Re: Serial sequence name when table/column name in uppercase
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From: Sebastien FLAESCH <sf@4js.com>
Organization: Four Js Development Tools
Message-ID: <87d8f930-a87c-2d08-f362-d59655ca6c24@4js.com>
Date: Wed, 31 Mar 2021 12:13:30 +0200
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On 3/31/21 10:51 AM, Ian Lawrence Barwick wrote:
> 2021年3月31日(水) 17:35 Sebastien FLAESCH <sf@4js.com>:
>>
>> Hello,
>>
>> How do I get the sequence name for a serial/bigserial column, of a table
>> and/or column name is created with uppercase letters?
>>
>> test1=> create table "TAB13" ( "PKEY" BIGSERIAL, "NAME" VARCHAR(50) );
>> CREATE TABLE
>>
>> test1=> select pg_get_serial_sequence(current_schema||'.tab13','pkey');
>> ERROR:  relation "public.tab13" does not exist
>>
>> test1=> select pg_get_serial_sequence(current_schema||'.TAB13','PKEY');
>> ERROR:  relation "public.tab13" does not exist
> 
> Somewhat counterintuitively:
> 
>      postgres=# SELECT pg_get_serial_sequence('"TAB13"','PKEY');
>       pg_get_serial_sequence
>      -------------------------
>       public."TAB13_PKEY_seq"
>      (1 row)
> 
> Regards
> 
> Ian Barwick
> 
> --
> EnterpriseDB: https://www.enterprisedb.com
> 
> 


Ok thanks a lot I got it now, must specify double-quotes around table name.


test1=> select pg_get_serial_sequence(current_schema||'."TAB13"','PKEY');
  pg_get_serial_sequence
-------------------------
  public."TAB13_PKEY_seq"


Seb