Firebird 2.1 Language Reference Update

Notes:
DML statements
Because this block has input parameters, it has to be prepared first. Then the parameters can be set
and the block executed. It depends on the client software how this must be done and even if it is
possible at all – see the notes below.
Our last example takes two integer values, smallest and largest. For all the numbers in the range
smallest .. largest, the block outputs the number itself, its square, its cube and its fourth power.
execute block (smallest int = ?, largest int = ?)
returns (number int, square bigint, cube bigint, fourth bigint)
as
begin
number = smallest;
while (number