Re: Needs Query - Mailing list pgsql-sql

From Reuven Abliyev
Subject Re: Needs Query
Date
Msg-id 1aa8c50f0705080700i670b5c6dpce0076ae02fbbb13@mail.gmail.com
Whole thread Raw
In response to Re: Needs Query  ("A. Kretschmer" <andreas.kretschmer@schollglas.com>)
List pgsql-sql
or if you want it in the one query:

>create table _t(f varchar(50));

select f, case when substr(f, length(f), 1)= substr(f, length(f)-1, 1) then regexp_replace(f, substr(f, length(f), 1)||'+$', substr(f, length(f), 1)) else f end from _t where length(f)>1;




On 5/8/07, A. Kretschmer <andreas.kretschmer@schollglas.com > wrote:
am  Tue, dem 08.05.2007, um 17:48:47 +0530 mailte Penchalaiah P. folgendes:
>
>
>
>
>
>
>
>
> In a table, a column contains
>
>
>
> Suneelllllllllllllll
>
> Sudhakarrrrrrrrrr
>
> Vivekkkkkkkkkk
>
> Ramanaaaaaaaaa
>
>
>
>
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> But my output is
>
> Suneel
>
> Sudhakar
>
> Vivek
>
> Ramana
>
>  I want a query to get my output like above??..

write a stored proc. within this proc: (oversimplified)

- calculate the length of the string with length() -> length
- extract substring(string, length, length) -> last_char
- regexp_replace(string, last_char||'*$', last_char)


Andreas
--
Andreas Kretschmer
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