Split the data into multiple rows in table

Question

Hello,
I am using Oracle 10g apex 3.2.
I have a requirement like this.
I have a table like TableA
Col1 Col2
90 1
91 1:2:3
92 3
I want the data like
Col1 Col2
90 1
91 1
91 2
91 3
92 3
How to do this?
Thanks
Edited by: user13305573 on Aug 3, 2010 8:16 PM

Answer 1

with
   your_data as
   select 90 as col1, '1'  as col2      from dual union all
   select 91, '1:2:3'   from dual union all
   select 92, '3'       from dual
select
   y.col1,   
   regexp_substr(y.col2, '[^:]+', 1, t1.column_value) as col2
from
   your_data y,
13     table(cast(multiset(select level from dual connect by  level <= length (regexp_replace(y.col2, '[^:]+'))  + 1) as sys.OdciNumberList)) t1
14  /
              COL1 COL2
                90 1
                91 1
                91 2
                91 3
                92 3
5 rows selected.
Elapsed: 00:00:00.05
ME_XE?select * from v$version;
BANNER
Oracle Database 10g Express Edition Release 10.2.0.1.0 - Product
PL/SQL Release 10.2.0.1.0 - Production
CORE     10.2.0.1.0     Production
TNS for Linux: Version 10.2.0.1.0 - Production
NLSRTL Version 10.2.0.1.0 - Production
5 rows selected.
Elapsed: 00:00:00.03
ME_XE?