Trying to build an intern Database

I need to build a Database that has 5 columns and I need to add data in a certain activ开发者_JAVA百科ity and read data from another.

You can use a SQLite database for that. http://developer.android.com/guide/topics/data/data-storage.html#db

Some tutorials:
http://www.anddev.org/working_with_the_sqlite-database_-_cursors-t319.html http://developer.android.com/resources/tutorials/notepad/notepad-ex1.html http://www.devx.com/wireless/Article/40842/1954