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From: Adrian Klaver <[email protected]>
To: David G. Johnston <[email protected]>
To: Tom Lane <[email protected]>
Cc: jian he <[email protected]>
Cc: Magnus Hagander <[email protected]>
Cc: David Gauthier <[email protected]>
Cc: [email protected] <[email protected]>
Subject: Re: \dt shows table but \d <table> says the table doesn't exist ?
Date: Fri, 3 May 2024 21:22:55 -0700
Message-ID: <[email protected]> (raw)
In-Reply-To: <CAKFQuwbLcGQHw+catBy65FyKsD6zm9z2=94RecqYSVcyBverwg@mail.gmail.com>
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On 5/3/24 21:06, David G. Johnston wrote:
> On Friday, May 3, 2024, Tom Lane <[email protected] 
> <mailto:[email protected]>> wrote:
> 
> 
>     By and large, I'd expect people using mixed-case table names to get
>     accustomed pretty quickly to the fact that they have to double-quote
>     those names in SQL.  I don't see why it's a surprise that that is also
>     true in \d commands.
> 
> 
> Every day the number of people increases who get mixed-case names in 
> their DB because their client language preserves case and doesn’t 
> require quoting.

In a sense they do by making quoting the default, which people find out 
when they stray from the language/ORM/framework and get pointed at:

https://www.postgresql.org/docs/current/sql-syntax-lexical.html#SQL-SYNTAX-IDENTIFIERS

> 
> And it isn’t like any sane person is using case to distinguish names in 
> their DB and so would be at risk of seeing multiple unwanted matches for 
> any given pattern.

Have you met people?

> 
> I don’t think name pattern matching during object lookup is a good tool 
> to wield to try and convince people that using camel case is a bad idea 
> and they should use snake case instead.  If they don’t write enough raw 
> SQL to be annoyed by their choice more power to them, making \d more 
> accessible for them is a win and snake case people won’t notice or care.
> 
> David J.

-- 
Adrian Klaver
[email protected]

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