Re: postgres function
От | Geoff Winkless |
---|---|
Тема | Re: postgres function |
Дата | |
Msg-id | CAEzk6fcQTmuUU_CC6_=9HRgHQCAKDRETxersPyDPxSJoMa=2vA@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: postgres function (Ramesh T <rameshparnanditech@gmail.com>) |
Список | pgsql-general |
Well you could use
SELECT LENGTH(REGEXP_REPLACE('123-987-123', '(([^-]*-){2}).*', '\1'));
Not pretty, but it works.
Geoff
On 15 October 2015 at 15:05, Ramesh T <rameshparnanditech@gmail.com> wrote:
'123-987-123' it is not fixed some times it may be '1233-9873-123-098'as you said it's fixed,changes the values in middle of the -sometimes times i need 1233 and 098 or 9873,first position i'll find direct for second variable we don't know where it's end with -i.e ,i need to find second postition of the variable between the '-'On Thu, Oct 15, 2015 at 6:32 PM, David G. Johnston <david.g.johnston@gmail.com> wrote:On Thu, Oct 15, 2015 at 8:32 AM, Ramesh T <rameshparnanditech@gmail.com> wrote:select position('-' in '123-987-123')position---4But I want second occurrence,position-------------8plz any help..?SELECT length((regexp_matches('123-987-123', '(\d{3}-\d{3}-)\d{3}'))[1])David J.
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