Re: sequence in schema -- broken default

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От Joshua D. Drake
Тема Re: sequence in schema -- broken default
Дата
Msg-id 40118321.2060905@commandprompt.com
обсуждение исходный текст
Ответ на Re: sequence in schema -- broken default  ("Lee Harr" <missive@hotmail.com>)
Ответы Re: sequence in schema -- broken default  (Martín Marqués<martin@bugs.unl.edu.ar>)
Список pgsql-general
> Yes. I was just including that in case something had changed in
> recent versions. I guess it just seemed strange to me that this
> works ...
>
> # create table x (a int, b int);
> CREATE TABLE
> # insert into x values(5);
> INSERT 18518 1
>
> but this does not ...
>
> # insert into x values();
> ERROR:  syntax error at or near ")" at character 22
>
Actually if you think about it, it makes sense. At least from the
example you provide.
insert into x values(5) is a integer insertion, and it just inserts into
the first column but
the second example insert into x values() specifies a blank value. A
blank is a string
(versus a NULL which is nothing) and the parser barfs on it with an
integer. Although
you will get a different error, insert into x values ('') will also fail.

Sincerely,

Joshua Drake




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