i have something like this
name date id
a 2070-06-11 23
b 2070-07-11 35
a 2070-06-11 39
c 2070-08-11 46
d 2070-02-11 50
but i want this,
name date id
a 2070-06-11 23
b 2070-07-11 35
c 2070-08-11 46
d 2070-02-11 50
how can i solve this pblm?
thnk in advnce