Re: [HACKERS] Query in SQL statement

From: "Roger Hand" <RHand(at)kailea(dot)com>
To: "Jim C(dot) Nasby" <jnasby(at)pervasive(dot)com>, "Christopher Kings-Lynne" <chriskl(at)familyhealth(dot)com(dot)au>
Cc: "R, Rajesh (STSD)" <rajesh(dot)r2(at)hp(dot)com>, <pgsql-hackers(at)postgresql(dot)org>, <pgsql-performance(at)postgresql(dot)org>
Subject: Re: [HACKERS] Query in SQL statement
Date: 2005-10-01 19:51:08
Message-ID: DB28E9B548192448A4E8C8A3C1B1E475611D35@sj1-exch-01.us.corp.kailea.com
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> -----Original Message-----
> From: pgsql-performance-owner(at)postgresql(dot)org
> [mailto:pgsql-performance-owner(at)postgresql(dot)org]On Behalf Of Jim C. Nasby
> Sent: Friday, September 30, 2005 4:49 PM
> Subject: Re: [PERFORM] [HACKERS] Query in SQL statement

> I suggest ditching the CamelCase and going with underline_seperators.
> I'd also not use the bareword id, instead using bad_user_id. And I'd
> name the table bad_user. But that's just me. :)

I converted a db from MS SQL, where tables and fields were CamelCase, and
just lowercased the ddl to create the tables.

So table and fields names were all created in lowercase, but I didn't have to change
any of the application code: the SELECT statements worked fine with mixed case.

-- sample DDL
CREATE TABLE testtable
(
fieldone int4
)
insert into TestTable (fieldone) values (11);

-- These statements will both work:

-- lowercase
SELECT fieldone FROM testtable;

-- CamelCase
SELECT FieldOne FROM TestTable;

-Roger

> Jim C. Nasby, Sr. Engineering Consultant jnasby(at)pervasive(dot)com

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