Android之数据存储

核心提示：db.execSQL(DICTIONARY_TABLE_CREATE);}}public class MyDbOpenHelper extends SQLiteOpenHelper {private static final int DATABASE_VERSION = 2;private static final S

db.execSQL(DICTIONARY_TABLE_CREATE);

}

}

public class MyDbOpenHelper extends SQLiteOpenHelper {

private static final int DATABASE_VERSION = 2;

private static final String DICTIONARY_TABLE_NAME = "dictionary";

private static final String DICTIONARY_TABLE_CREATE =

"CREATE TABLE " + DICTIONARY_TABLE_NAME + " (" +

KEY_WORD + " TEXT, " +

KEY_DEFINITION + " TEXT);";

DictionaryOpenHelper(Context context) {

super(context, DATABASE_NAME, null, DATABASE_VERSION);

}

@Override

public void onCreate(SQLiteDatabase db) {

db.execSQL(DICTIONARY_TABLE_CREATE);

}

}

网络存储

一般利用网络获取数据或者通过网络上传数据，常用的类是：java.net.*，android.net.*