Re: Syntax Error in COPY when “create function”

hongliu zou escreveu:

> Am I forgetting some limitation?
>
> I get " ERROR: syntax error at or near "$1"
>
> SQL state: 42601 "with this
>
> CREATE FUNCTION Import1() RETURNS text AS $$
> DECLARE
>             path Char(100);
> BEGIN
>             path = 'C:/zhl/hjs/anc_area.att';
>             COPY anc_areaAtt FROM path CVS;
>

Try:
    EXECUTE 'COPY anc_areaAtt FROM ' || path || ' CVS;';

>
>             RETURN path;
> END;
> $$ LANGUAGE plpgsql;
>
> SELECT  Import1() ;
>
>
> But COPY can work well when I just put the string in the command:
>
> CREATE FUNCTION Import2() RETURNS text AS $$
> DECLARE
>             path Char(100);
> BEGIN
>             COPY anc_areaAtt FROM 'C:/zhl/hjs/anc_area.att' CSV;
>             return path;
> END;
> $$ LANGUAGE plpgsql;
>
> SELECT  Import2() ;
>
>
> |Does this mean the "filename" in COPY command can not be a variable?|
>


Look Executing Dynamic Commands at:
http://www.postgresql.org/docs/8.2/interactive/plpgsql-statements.html#PLPGSQL-STATEMENTS-EXECUTING-DYN

[]s
Osvaldo




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