From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | "Thomas T(dot) Thai" <tom(at)minnesota(dot)com> |
Cc: | PostgreSQL General <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: substring wrong example in manual |
Date: | 2001-07-03 02:41:48 |
Message-ID: | 200107030241.f632fmt13821@candle.pha.pa.us |
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Lists: | pgsql-general |
> RE: http://www.postgresql.org/idocs/index.php?functions-string.html
>
> In Table 4-6. SQL String Functions and Operators
>
>
> FUNCTION RETURN TYPE DESC
> ...
> substring( text extract
> string substring
> [from integer]
> [for integer])
>
> EXAMPLE RESULT
> substring('Thomas' oma
> from 2 for 3)
> ...
>
> The result should be 'hom' instead of 'oma':
>
> 1 2 3 4 5 6
> T h o m a s
> from 1 2
> ^-------^
> for 1 2 3
Confirmed:
test=> select substring('Thomas' from 2 for 3);
substring
-----------
hom
(1 row)
Patch applied. Thanks.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
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