Re: Case bug in SQL Constraint - Mailing list pgsql-bugs

From Stephan Szabo
Subject Re: Case bug in SQL Constraint
Date
Msg-id 20020802112525.R41371-100000@megazone23.bigpanda.com
Whole thread Raw
In response to Case bug in SQL Constraint  ("Warren W. Gay VE3WWG" <ve3wwg@cogeco.ca>)
List pgsql-bugs
On Thu, 1 Aug 2002, Warren W. Gay VE3WWG wrote:

> The SQL query below reports an error if the value "uid" is
> provided in uppercase ("UID"). The error reported is:
>
> ERROR:  CREATE TABLE: column "UID" named in key does not exist
>
> The problem is eliminated if "UID" is made "uid".
> Here is the full text of the query:
>
> CREATE TABLE PASSWD (
>   NAME        VARCHAR(32) NOT NULL,
>   PASSWD      VARCHAR(32),
>   UID         INTEGER NOT NULL,

Here you're giving an unquoted name so it gets casefolded
(currently to lowercase).

>   GID         INTEGER NOT NULL,
>   GECOS       VARCHAR(80) NOT NULL,
>   DIR         VARCHAR(256) NOT NULL,
>   SHELL       VARCHAR(256) NOT NULL,
>     CONSTRAINT "PASSWD_PKEY" PRIMARY KEY ("UID")
Here you're giving a quoted name so no casefolding occurs.

In general you shoul be consistant about either quoting
or not quoting table and column names, mixing them is
dangerous.

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