Searching PRODUCT column based upon user's input

Question

I have table in Oracle with one column PRODUCT. Column PRODUCT have following values -
Account Management
Active Directory
NT Account
Application Security
Beehive Conference
WebSite Account
HP Laptop
I am designing application where I need to search in column PRODUCT based upon user's input. Lets say user wants search on 'Laptop Account Broken'.
I want to search for all rows in PRODUCT column which contains any of words in user's input. So based upon user's input I want output like below.
Expected Output
Account Management
NT Account
WebSite Account
HP Laptop
I need your help to write me SQL for my desired output. please help -

Answer 1

You can use Regexp_like instead of Instr ;)
PRAZY@11gR2> exec :user_input:='Laptop Account Broken';
PL/SQL procedure successfully completed.
Elapsed: 00:00:00.00
PRAZY@11gR2>
With TableA As (
select 'Account Management' Product from dual union all
select 'Active Directory' from dual union all
select 'NT Account' from dual union all
select 'Application Security' from dual union all
select 'Beehive Conference' from dual union all
select 'WebSite Account' from dual union all
select 'HP Laptop' from dual
--End of sample data
,Temp as
(select regexp_substr(:user_input,'[^ ]+',1,level) str from dual
connect by level <= length(regexp_replace(:user_input,'[^ ]+'))+1)
select product from tableA,temp where
regexp_like(product,str)
PRAZY@11gR2> /
PRODUCT
HP Laptop
Account Management
NT Account
WebSite Account
Elapsed: 00:00:00.00or...
PRAZY@11gR2> exec :user_input:='Laptop Account Broken';
PL/SQL procedure successfully completed.
Elapsed: 00:00:00.00
With TableA As (
select 'Account Management' Product from dual union all
select 'Active Directory' from dual union all
select 'NT Account' from dual union all
select 'Application Security' from dual union all
select 'Beehive Conference' from dual union all
select 'WebSite Account' from dual union all
select 'HP Laptop' from dual
--End of sample data
select distinct Product from tableA where
regexp_like(product,regexp_substr(:user_input,'[^ ]+',1,level))
connect by level <= length(regexp_replace(:user_input,'[^ ]+'))+1
PRODUCT
Account Management
NT Account
WebSite Account
HP Laptop
Elapsed: 00:00:00.06Cheers!