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* Writing the SQL queries inside Functions and operators
@ 2003-10-21 07:34 Dharan <dsankaran@ivesia.com>
2003-10-21 18:59 ` Re: Writing the SQL queries inside Functions and operators Richard Huxton <dev@archonet.com>
0 siblings, 1 reply; 2+ messages in thread
From: dsankaran@ivesia.com @ 2003-10-21 07:34 UTC (permalink / raw)
To: pgsql-sql
Hi Friends,
What is the use of user defined operators, as functions also perform
the same job as an operator
thanks in advance
^ permalink raw reply [nested|flat] 2+ messages in thread
* Re: Writing the SQL queries inside Functions and operators
2003-10-21 07:34 Writing the SQL queries inside Functions and operators Dharan <dsankaran@ivesia.com>
@ 2003-10-21 18:59 ` Richard Huxton <dev@archonet.com>
0 siblings, 0 replies; 2+ messages in thread
From: Richard Huxton @ 2003-10-21 18:59 UTC (permalink / raw)
To: dsankaran@ivesia.com; pgsql-sql
On Tuesday 21 October 2003 08:34, Dharan wrote:
> Hi Friends,
>
>
> What is the use of user defined operators, as functions also perform
> the same job as an operator
Easier to write. Compare:
'hello ' || ' there ' || 'everyone'
with
text_concat('hello', text_concat('there', text_concat('everyone') ) )
--
Richard Huxton
Archonet Ltd
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2003-10-21 07:34 Writing the SQL queries inside Functions and operators Dharan <dsankaran@ivesia.com>
2003-10-21 18:59 ` Richard Huxton <dev@archonet.com>
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