On Tuesday 31 July 2001 13:50, you wrote:
> i want to populate a column with unique random numbers.... is there a
> function rhat gives me random unique numbers....??
Yes, Surprisingly ;-) it is called random().
gnumed2=# select random();
random
-------------------
0.635214479935921
(1 row)
gnumed2=# create table test(number float);
CREATE
gnumed2=# insert into test values(random());
INSERT 505549 1
Horst
