DatabaseHelper mDbHelper = new DatabaseHelper(mCtx);
    SQLiteDatabase mDb = mDbHelper.getWritableDatabase();
    SQLiteDatabase mDc = mDbHelper.getReadableDatabase();

    //////
    Cursor mCursorZ = mDc.query(SQLITE_TABLE, new String[] { KEY_ROWID,
            PRODUCT_NAME, categoryName, price, categoryNum, qty }, null,
            null, null, null, null);


    Cursor mCursor = mDb.rawQuery("SELECT * FROM " + SQLITE_TABLE
            + " WHERE " + recordName + " ='" + ValueCheck + "'", null);

    if (mCursor != null && mCursor.moveToFirst()) {

        Toast.makeText(mCtx, "Available", 3000).show();


        String addQuery = "UPDATE " + SQLITE_TABLE +
                " SET "+ qty+"="+ qty +" + " + changedQTY +" ," +
                price + " = " +  "(" + qty + " + " +changedQTY +")"  +" *" +regPrice +

                " WHERE " +PRODUCT_NAME + "='" + changedPNAme + "';";

                mDb.execSQL(addQuery);
                mCursorZ.requery();


    } else {
        Toast.makeText(mCtx, "Not Available", 3000).show();

        createCountry(changedPNAme, theCategory, changedPrice, theCatN, changedQTY);
        mCursorZ.requery();



        /* record not exist */
    }