Hello
2012/1/15 IlGenna <alessio.gennari78@gmail.com>:
> Hi to everyone,
> I would like to use in my function (plpgsql or sql) dynamic schema name to
> execute query or to call other functions.
>
> For exemple in oracle is possible to excute query in this manner:
>
>
> SELECT * FROM &&SCHEMA_NAME..TABLE_NAME;
>
> Where I think &&SCHEMA_NAME. is a sessione variable.
>
> I found tath I can use dynamic SQL like this:
>
> execute 'select * from ' || schema_name || '.table_name';
>
>
> However, I would like to know if exist any other system to use dynamic
> schema name more similiar to Oracle. Another pl language is also ok.
There are no similar way to Oracle. You can set a search_path
variable, but you have to be careful, because cached plans in PL/pgSQL
can do some issues, when function is called again with different
search path.
Regards
Pavel Stehule
>
>
> Thank you very much.
>
>
> Alessio
>
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