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public interface Constatnts extends BaseColumns {
public static final String TABLE_NAME = "test";
public static final String TIME = "time";
public static final String TITLE = "title";
}
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2£º¶¨ÒåSQLiteOpenHelper µÄ×ÓÀ࣬À´¶ÔÓ¦Ò»¸öÊý¾Ý¿â£¬ÖØÔرØÐëµÄonCreate ºÍ onUpgrade¡£ÀïÃæÍ¨¹ýexecSQLµ÷ÓÃÊʵ±µÄSQL Óï¾ä¡£
@Override
// Õâ¸öº¯Êý»áÔÚµÚÒ»´ÎÖ´ÐÐÊý¾Ý¿â²Ù×÷µÄʱºò±»µ÷Óõ½¡£
public void onCreate(SQLiteDatabase db) {
// TODO Auto-generated method stub
db.execSQL("CREATE TABLE " + TABLE_NAME + " (" + _ID
+ " INTEGER PRIMARY KEY AUTOINCREMENT, " + TIME
+ " INTEGER," + TITLE + " TEXT NOT NULL);"); //×¢Ò⣬×îºÃÉùÃ÷×Ö¶ÎÀàÐÍ£¬ÒÔÃâ²»±ØÒªµÄÂé·³¡£
}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
// TODO Auto-generated method stub
db.execSQL("DROP TABLE IF EXITS "+ TABLE_NAME);
onCreate(db);
}
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mydatabase = new Databasehelp(this);
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SQLiteDatabase db = mydatabase.getWritableDatabase();
ContentValues values = new ContentValues();
values.put(TIME, System.currentTimeMillis());
values.put(TITLE, string);
db.insertOrThrow(TABLE_NAME, null, values);
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SQLiteDatabase db = mydatabase.getReadableDatabase();
Cursor cursor = db.query(TABLE_NAME, { _ID, TIME, TITLE, }, null, null, null,
 
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1 TOP
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