On mán, 2007-08-06 at 16:44 -0300, Ranieri Mazili wrote:
> 1) Can I use a function that will return a string in a where clause like 
> bellow?
> 
> select *
> from table
> where my_function_making_where()
>           and another_field = 'another_think'

you could have your function return a boolean instead of a string


> 2) Can I use a function that will return a string to return the list of 
> columns that I want to show like below?
> 
> select my_function_making_list_of_columns()
> from table
> where field_test = 'mydatum'

no

gnari



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