Aspire,
> 2. Can we use array for the above thing as
> a. Make an array of the valid roll_numbers. such as
> ('IDX'=>'ROLL_NUMBER'........)
> b. Now select the array element by the index which will produce the
> roll_number and work on it.
> c. Array could be build by for loop
> 3. Will the array approch execute code fast. if yes can you please give me
> some refrences so that i can actually
> build one such function.
Unfortunately, the current version of PL/pgSQL have problems with array
support. So if you want to test this with arrays, you will have to use
another language, such as C or Python.
> 4. Lastly if i use views will they help in fas execution
No. If you want fast execution, try writing the procedure in C.
--
Josh Berkus
Aglio Database Solutions
San Francisco