public void onCreate(SQLiteDatabase db) {
		db.execSQL("create table warnet (" +
				"noid INTEGER PRIMARY KEY AUTOINCREMENT," +
				"nofaktur INTEGER, nama TEXT, usia TEXT," +
				"alamat TEXT) ");
	}
public void addjual(String nama, int nofaktur, string usia, string alamat) {

		SQLiteDatabase db = this.getWritableDatabase();
		ContentValues cv = new ContentValues();

		cv.put("nofaktur", nofaktur);
		cv.put("nama",nama);
		cv.put("usia", usia);
		cv.put("alamat", alamat);
		db.insert("jual", null, cv);

	}

SQLiteDatabase db= this.getwritableDatabase();
return db.delete("jual","nofaktur="+nofaktur,null);