Re: [GENERAL] Reset Sequence number

Firstly, anonymous procedures are not supported in PostgreSQL, you need to
embed this block in a plpgsql function[1] body & call that function if you want
reset sequence value manually, or you could use CYCLE option[2] of a
sequence to auto reset.


1] https://www.postgresql.org/docs/9.6/static/plpgsql-structure.html
2] https://www.postgresql.org/docs/devel/static/sql-createsequence.html


Regards,
Amul

On Wed, Nov 22, 2017 at 3:06 PM, Brahmam Eswar <brahmam1234@gmail.com> wrote:
>
> we are in process of migrating to postgres and need to reset the sequence
> number with highest value of table key . I want to make it procedural to do
> that as mentioned below,But it's throwing an error .
>
>
>
> DO $$
>  DECLARE
>  SEQ BIGINT;
>  BEGIN
>
>   SEQ:=(SELECT MAX(ID) FROM TABLE_1);
>   ALTER SEQUENCE TABLE_1_SEQ  RESTART WITH SEQ;
>
>  END$$;
>
> Error : syntax error at or near "SEQ"
>
> --
> Thanks & Regards,
> Brahmeswara Rao J.