forms - Set Order By Clause Dynamically for Procedure based data block -

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is possible set order clause dynamically procedure based data block?

i have tried adding button , in when_button_pressed trigger have used below did not work...

set_block_property('xxfdf_dtl', default_where,v_where);  set_block_property('xxfdf_dtl',order_by,'paperstock');

any inputs appreciated.

thanks

you have static sql , sort based on value of variable:

 select ... ...  order decode(:val, 1, col1, 2, col2)

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