[postgis-users] Removed double quotes from column and table names

[Simon Greener]

Very useful, Mike, very useful. Thanks
S
On Wed, 21 Mar 2012 10:09:34 +1100, Mike Toews <mwtoews at gmail.com> wrote:

> On 21 March 2012 11:52, Simon Greener <simon at spatialdbadvisor.com> wrote:
>> Thanks all for the suggestions.
>> S
>
> If you are using postgres 9.0 or later, try something like this to
> rename tables:
>
> DO $$DECLARE r record;
> BEGIN
>     FOR r IN (SELECT relname,
>                 regexp_replace(lower(relname), E'[ \-]+', '_', 'g') AS
> new_relname
>               FROM pg_class c
>               JOIN pg_namespace n ON n.oid=c.relnamespace
>               WHERE n.nspname='public' AND relkind='r'
>                 AND relname <> quote_ident(relname))
>     LOOP
>         EXECUTE 'ALTER TABLE ' || quote_ident(r.relname) ||
>           ' RENAME TO ' || quote_ident(r.new_relname) || ';';
>     END LOOP;
> END$$
>
> A similar query can be used to rename columns.
>
> -Mike
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>


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