On Dec 16, 8:52 am, Rem-8 <[email protected]> wrote:
> TS TARGET SUB_TARGET LOAD
> 2008-01-01 12:14 192.168.1.1 1a 144
> 2008-01-01 12:14 192.168.1.1 1b 145
> 2008-01-01 12:14 192.168.1.1 2a 142
> 2008-01-01 12:14 192.168.1.1 2b 145
> 2008-01-01 12:14 192.168.1.2 6s 53
> 2008-01-01 12:14 192.168.1.2 6t 56
> 2008-01-01 12:14 192.168.1.2 6u 53
> 2008-01-01 12:14 192.168.1.2 6v 58
> 2008-01-01 12:14 192.168.1.3 7a 22
> 2008-01-01 12:14 192.168.1.4 8a 34
> 2008-01-01 12:14 192.168.1.5 9a 11
> 2008-01-01 12:14 192.168.1.6 9g 8
> 2008-01-01 12:14 192.168.1.7 9h 4
> 2008-01-01 12:14 192.168.1.8 9i 2
> 2008-01-01 12:24 192.168.1.1 1a 147
> 2008-01-01 12:24 192.168.1.1 1b 150
> 2008-01-01 12:24 192.168.1.1 2a 142
> 2008-01-01 12:24 192.168.1.1 2b 147
> 2008-01-01 12:24 192.168.1.2 6s 66
> 2008-01-01 12:24 192.168.1.2 6t 62
> 2008-01-01 12:24 192.168.1.2 6u 63
> 2008-01-01 12:24 192.168.1.2 6v 71
> 2008-01-01 12:24 192.168.1.3 7a 29
> 2008-01-01 12:24 192.168.1.4 8a 35
> 2008-01-01 12:24 192.168.1.5 9a 15
> 2008-01-01 12:24 192.168.1.6 9g 9
> 2008-01-01 12:24 192.168.1.7 9h 5
> 2008-01-01 12:24 192.168.1.8 9i 7
>
> This is correct one. Previous has wrong days column. Generated values
> in Excel...
Is this what you want:
SQL> select target, sub_target,load,
2 case when target = prev_target then load - lag(load) over
(order by target, sub_target, ts) end incr_load
3 from
4 (select target, sub_target, ts, load, lag(target) over (order by
target, sub_target, ts) prev_target
5 from sales_data);
TARGET SUB_ LOAD INCR_LOAD
---------------- ---- ---------- ----------
192.168.1.1 1a 144
192.168.1.1 1a 147 3
192.168.1.1 1b 145 -2
192.168.1.1 1b 150 5
192.168.1.1 2a 142 -8
192.168.1.1 2a 142 0
192.168.1.1 2b 145 3
192.168.1.1 2b 147 2
192.168.1.2 6s 53
192.168.1.2 6s 66 13
192.168.1.2 6t 56 -10
TARGET SUB_ LOAD INCR_LOAD
---------------- ---- ---------- ----------
192.168.1.2 6t 62 6
192.168.1.2 6u 53 -9
192.168.1.2 6u 63 10
192.168.1.2 6v 58 -5
192.168.1.2 6v 71 13
192.168.1.3 7a 22
192.168.1.3 7a 29 7
192.168.1.4 8a 34
192.168.1.4 8a 35 1
192.168.1.5 9a 11
192.168.1.5 9a 15 4
TARGET SUB_ LOAD INCR_LOAD
---------------- ---- ---------- ----------
192.168.1.6 9g 8
192.168.1.6 9g 9 1
192.168.1.7 9h 4
192.168.1.7 9h 5 1
192.168.1.8 9i 2
192.168.1.8 9i 7 5
28 rows selected.
SQL>
David Fitzjarrell
--~--~---------~--~----~------------~-------~--~----~
You received this message because you are subscribed to the Google
Groups "Oracle PL/SQL" group.
To post to this group, send email to [email protected]
To unsubscribe from this group, send email to
[email protected]
For more options, visit this group at
http://groups.google.com/group/Oracle-PLSQL?hl=en
-~----------~----~----~----~------~----~------~--~---
