On Wed, 31 Mar 2004, Alexander S wrote:
> Bug in 7.4.2.. Concern with handling of Double Quotation Marks (").
> Escape of double quotation marks can't solve the problem.
>
> ----------
> CREATE TABLE public.test
> (
> my_column varchar NOT NULL,
> CONSTRAINT my_primary PRIMARY KEY (my_column)
> ) WITHOUT OIDS;
> -----------
> CREATE TABLE public.ref_test
> (
> my_column varchar[]
> ) WITH OIDS;
> -----------
> CREATE FUNCTION public."t-f_ref_test"()
> RETURNS trigger AS
> 'BEGIN
> FOR i IN 1..30 LOOP
> IF NEW."my_column"[i] not in (select "my_column" from public.test) THEN
> RAISE EXCEPTION \'error: my_column[] --> test.my_column \';
> END IF;
> END LOOP;
> RETURN NEW;
> END;'
> LANGUAGE 'plpgsql' VOLATILE;
> ----------
> CREATE TRIGGER t_ref_test
> BEFORE INSERT OR UPDATE
> ON public.ref_test
> FOR EACH ROW
> EXECUTE PROCEDURE public."t-f_ref_test"();
> ----------
> insert into test values (' here \"some_text\" ');
> ----------
> insert into ref_test values (' {here \"some_text\"} ');
>
> But here postgres answers: error: my_column[] --> test.my_column.
> So I think this exception should not appear here and this is bug.
> Instead I can only insert:
> --
> insert into ref_test values (' {here \\"some_text\\"} '); -- but
> this is not exactly that i want to have.
What is the specific problem you're having, is it needing the double
backslashes on insert? is it the output format backslash escaping
quotation marks?
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