On 06/30/2012 03:17 AM, Andrus wrote:
How to return single row or results from code block executed using
ADO.NET ExecuteQuery() method.
I tried
DO $$
declare
   i integer :=0;
begin
select i+1 as res1, i+2 as res2;
END$$;
but got error:
ERROR: query has no destination for result data
How to return single row result from code pgsql  code block ?
Andrus.

Besides what Pavel said about not returning a result there is another issue with the above. It did not specify a language. I cleaned the function up a bit:

DO $$
declare
  i integer :=0;
  rec record;

begin
select  i+1 as res1, i+2 as res2 into rec;
raise notice 'The results are %s,%s', rec.res1,rec.res2;
END$$ LANGUAGE plpgsql;

This does not actually return anything but does raise a notice so you see something happened.

--
Adrian Klaver
adrian.kla...@gmail.com



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