am 17.03.2006, um 14:23:57 -0500 mailte Emi Lu folgendes:
> Does not work either, the whole function is:
>
> create table t1(col1 varchar(3), col2 varchar(100));
> insert into t1 values('001', 'Result 1');
> insert into t1 values('002', 'Result 2');
> insert into t1 values('003', 'Result 3');
>
> CREATE OR REPLACE FUNCTION test(VARCHAR) RETURNS VARCHAR AS $$
> DECLARE
> col1_value ALIAS FOR $1;
> cm_tableName st1_legend.code_map_tablename%TYPE;
> lengendTableName VARCHAR := 't1';
> query_value VARCHAR ;
> BEGIN
>
> SELECT INTO cm_tableName col2 FROM lengendTableName WHERE col1 =
> col1_value ;
This can't work, read the docu:
http://www.postgresql.org/docs/8.1/interactive/plpgsql-statements.html#PLPGSQL-STATEMENTS-EXECUTING-DYN
You should build a string with your SQL and EXECUTE this string.
HTH, Andreas
--
Andreas Kretschmer (Kontakt: siehe Header)
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