DATE in sql

Question

Hi ALL,
using ..10gr2
I have the following in a sql query
LEAD(data_date, 1, DATE '9999-12-31')
                                            OVER (PARTITION BY route_id ORDER BY data_date)
                                            AS next_data_dateI need to change the date format to MM-DD-YYYY in the above sql... when i tried the to_date('12-31-9999','MM-DD-YYYY') it throws error
Appreciate your help!
Thanks in advance
H

Answer 1

works fine for me. what is the error you are getting? and can you demonstrate like below?
SQL*Plus: Release 10.2.0.1.0 - Production on Mon Jul 19 11:30:10 2010
Copyright (c) 1982, 2005, Oracle.  All rights reserved.
Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL>alter session set nls_date_format = 'mm-dd-yyyy hh24:mi:ss';
Session altered.
Elapsed: 00:00:00.18
SQL>with t as(
  2  select sysdate data_date, 101 route_id from dual union all
  3  select sysdate-1 data_date, 101 route_id from dual union all
  4  select sysdate-2 data_date, 101 route_id from dual union all
  5  select sysdate-3 data_date, 101 route_id from dual union all
  6  select sysdate-4 data_date, 101 route_id from dual union all
  7  select null data_date, 101 route_id from dual )
  8  --
  9  select LEAD(data_date, 1, to_date( '12-31-9999','mm-dd-yyyy'))
10                                              OVER (PARTITION BY route_id ORDER BY data_date)
11                                              AS next_data_date
12  from t;
NEXT_DATA_DATE
07-16-2010 12:36:15
07-17-2010 12:36:15
07-18-2010 12:36:15
07-19-2010 12:36:15
12-31-9999 00:00:00
6 rows selected.