db_create1.java

public class MyDb extends SQLiteOpenHelper {
 
    public static final String TAG = "MyDb";
    public static final int VERSION = 1;
    public static final String DATABASENAME = "mydb";
    public MyDb(Context context) {
        super(context, DATABASENAME, null, VERSION);
    }
 
    @Override
    public void onCreate(SQLiteDatabase db) {
        db.execSQL("CREATE TABLE IF NOT EXISTS data" +
            + " (ID INTEGER PRIMARY KEY, "
            + "DATA_ID TEXT, "
            + "VALUE TEXT);");
    }
 
    @Override
    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
        
    }
}