Re: array in function

Hello Pavel,

I have taking little too much away from original sql :-)

Now it works excellently!

Thank's for your help!

-kupen

Pavel Stehule [pavel(dot)stehule(at)gmail(dot)com] kirjoitti:
> Hello
>
>
> 2014-02-24 10:09 GMT+01:00 Pena Kupen <kupen(at)wippies(dot)fi>:
>
> > Hi,
> >
> > I try to change it:
> >
> > ERROR: syntax error at or near "ANY" at character 35
> > QUERY: SELECT 1 FROM types WHERE type_id ANY($1) CONTEXT: PL/pgSQL
> > function "hastype" line 4 at EXECUTE statement
>
>
> predicate should be
>
> type_id = ANY($1)
>
> Regards
>
> Pavel
>
>
> >
> >
> > p.s. newer try to merge variables to SQL string without sanitization -
> >> your
> >> code is SQL injection vulnerable - and doesn't work
> >>
> >> You are right! This must be always taking case of. I have made this
> > sample so simple as possible.
> > -kupen
> >
> > Pavel Stehule [pavel(dot)stehule(at)gmail(dot)com] kirjoitti:
> >
> >> Hello
> >>
> >> pls, try
> >>
> >> EXECUTE 'SELECT 1 FROM types WHERE type_id ANY($1) ' INTO hasValue USING
> >> _list;
> >>
> >>
> >> Regards
> >>
> >> Pavel
> >>
> >> p.s. newer try to merge variables to SQL string without sanitization -
> >> your
> >> code is SQL injection vulnerable - and doesn't work
> >>
> >>
> >> 2014-02-24 9:42 GMT+01:00 Pena Kupen <kupen(at)wippies(dot)fi>:
> >>
> >> > Hi,
> >> >
> >> > I have a problem with function, where I want to use execute and create
> >> sql
> >> > for it.
> >> >
> >> > My table is:
> >> > create table types (
> >> > id integer,
> >> > type_id character varying,
> >> > explain character varying
> >> > );
> >> >
> >> > And function:
> >> > CREATE or REPLACE FUNCTION hasType(_list character varying[]) RETURNS
> >> > integer
> >> > LANGUAGE plpgsql
> >> > AS $$
> >> >
> >> > DECLARE hasValue integer;
> >> > BEGIN
> >> > EXECUTE 'SELECT 1 FROM types WHERE type_id ANY('|| _list ||') '
> >> > INTO hasValue;
> >> > IF hasValue IS NULL THEN
> >> > RETURN 0;
> >> > ELSE
> >> > RETURN 1;
> >> > END IF;
> >> > END;
> >> > $$;
> >> >
> >> > Executing function with array parameter:
> >> > select hasType(ARRAY['E','F','','']);
> >> >
> >> > I got error:
> >> > SQL error:
> >> > ERROR: operator is not unique: unknown || character varying[] at
> >> > character 49
> >> > HINT: Could not choose a best candidate operator. You might need to add
> >> > explicit type casts.
> >> > QUERY: SELECT 'SELECT 1 FROM types WHERE type_id ANY('|| $1 ||') '
> >> > CONTEXT: PL/pgSQL function "hastype" line 4 at EXECUTE statement
> >> > In statement:
> >> > select hasType(ARRAY['E','F','','']);
> >> >
> >> > How to add array in parameter list to sql-sentence?
> >> >
> >> > -kupen
> >> >
> >> >
> >> > --
> >> > Wippies-vallankumous on täällä! Varmista paikkasi vallankumouksen
> >> > eturintamassa ja liity Wippiesiin heti!
> >> > http://www.wippies.com/
> >> >
> >> >
> >> >
> >> >
> >> > --
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> >> >
> >>
> >>
> >
> > --
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> > eturintamassa ja liity Wippiesiin heti!
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> >
> >
> >
> >
> > --
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> >
>

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