create database

public class Home extends Activity {

	SQLiteDatabase mydatabase=null;
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.main);

		 try
	        {
			 mydatabase=Home.this.openOrCreateDatabase(DatabaseAndTableNames.DATABASE_NAME, MODE_PRIVATE, null);
			 mydatabase.execSQL("CREATE TABLE IF NOT EXISTS "
						+ your table name
						+ " ( _id INTEGER PRIMARY KEY AUTOINCREMENT,title VARCHAR UNIQUE, colum1 VARCHAR, colum2 INT(10), colum3 VARCHAR, colum4 VARCHAR)");
		}catch(Exception ex){
	        	Log.e("ERROR","ERROR" ,ex);
	        }
	        finally
	        {
	        	if(mydatabase!=null)
	        		mydatabase.close();
	        }