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Hi Thanks for the replay,
Where to find tnsnames.ora ?
What is TNS_ADMIN ?
I have downloaded TT from the website and working on it i did not install another database do i need to install any external database to access
And check that it has an entry for the OracleNetServiceName <orcl_db> that you have defined in your DSN.
Ans: I have specified as orcl_db while defining DSN
I am not using Oracle database here whether i need to have Oracle database inorder to proceed further steps
under---->Setting Up a Cache Database --------> 4. Associate the Oracle Cache Administration user with the Cache Database
Ok, so TimesTen can be used as a standalone alone database or as a cache in front of the Oracle Database.
The steps you are going through here are to configure TimesTen to be an in-memory cache in front of the Oracle database and to do so it's looking for an Oracle database to connect to.
To create a TT database without the need for an Oracle database take a look here:
In particular: 'How to Create an Oracle TimesTen 11.2.2 Database on Linux' (or Windows) http://apex.oracle.com/pls/apex/f?p=44785:24:0::NO:24:P24_CONTENT_ID,P24_PREV_PAGE:5962,2
I also suggest you review the quick start material here:
And this introductory manual is a good place to start: