you could do this with 'execute' like so:

execute 'select count(*) into count1 from ' || MT || ',' || ST || ' where ' || MT || '.phonenumber= ' || ST || '.phonenumber' into v_variable;

brett

Amit jain wrote:
Hello Everybody,

I am trying to change a oracle function to postgreSQL. I have to use the function parameter in different query so i need to use alias command. but i am not able to use this alias in "from clause" of select statment. could anybody please let me know how can i use it in from clause.i am getting following error while executing the funciton..

MT ALIAS FOR  $1;
ST ALIAS FOR  $2;

select count(*) into count1 from MT,ST where MT.phonenumber=ST.phonenumber;

*ERROR:  syntax error at or near "$1"
LINE 1: select count(*) from  $1 , $2  where MT.phonenumber=ST.phone...

Thanx in Advance for all of your suggestion....*


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