Sqlite - cập nhật dòng

SQLITE sql = new SQLITE(getContext());

sql.SQL_QueryData("UPDATE giohang SET SoLuong = 1 WHERE idSanPham= 1 ");

Tạo class SQLITE.java :

public class SQLITE extends SQLiteOpenHelper {
    public SQLITE(Context context) {
        super(context, "SQLite.sqlite", null, 1);
    }
    @Override
    public void onCreate(SQLiteDatabase db) {
    }
    public Cursor SQLite_GetData(String sql) {
        SQLiteDatabase db = getWritableDatabase();
        Cursor c = db.rawQuery(sql, null);
        return c;
    }
    public void SQL_QueryData(String sql) {
        SQLiteDatabase db = getWritableDatabase();
        db.execSQL(sql);
    }
    @Override
    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
    }
}