Hi,
SELECT hr.tab_to_largestring(CAST(COLLECT(cust_name) AS t_varchar2_tab)) AS employees
FROM hr.customer
when i run function for table column values to single row function name is hr.tab_to_largestring
this code from oracle
it return like function collect(character varying) does not exit
please let me know in postgres collect () key is thier..?
and how to run this function..?