Inheritance diagram for MDB2_BufferedResult_mysqli:

Collaboration diagram for MDB2_BufferedResult_mysqli:

Public Member Functions
	seek ($rownum=0)
	Seek to a specific row in a result set. More...

	valid ()
	Check if the end of the result set has been reached. More...

	numRows ()
	Returns the number of rows in a result object. More...

	nextResult ()
	Move the internal result pointer to the next available result. More...

Public Member Functions inherited from MDB2_Result_mysqli
&	fetchRow ($fetchmode=MDB2_FETCHMODE_DEFAULT, $rownum=null)
	Fetch a row and insert the data into an existing array. More...

	_getColumnNames ()
	Retrieve the names of columns returned by the DBMS in a query result. More...

	numCols ()
	Count the number of columns returned by the DBMS in a query result. More...

	nextResult ()
	Move the internal result pointer to the next available result. More...

	free ()
	Free the internal resources associated with result. More...

Public Member Functions inherited from MDB2_Result_Common
	__construct ($db, $result, $limit=0, $offset=0)
	Constructor. More...

	fetch ($fetch_mode=ilDBConstants::FETCHMODE_ASSOC)

	fetchObject ()

	fetchAssoc ()

	MDB2_Result_Common ($db, $result, $limit=0, $offset=0)
	PHP 4 Constructor. More...

	setResultTypes ($types)
	Define the list of types to be associated with the columns of a given result set. More...

	seek ($rownum=0)
	Seek to a specific row in a result set. More...

&	fetchRow ($fetchmode=MDB2_FETCHMODE_DEFAULT, $rownum=null)
	Fetch and return a row of data. More...

	fetchOne ($colnum=0, $rownum=null)
	fetch single column from the next row from a result set More...

	fetchCol ($colnum=0)
	Fetch and return a column from the current row pointer position. More...

	fetchAll ($fetchmode=MDB2_FETCHMODE_DEFAULT, $rekey=false, $force_array=false, $group=false)
	Fetch and return all rows from the current row pointer position. More...

	rowCount ()
	Returns the actual row number that was last fetched (count from 0) More...

	numRows ()
	Returns the number of rows in a result object. More...

	nextResult ()
	Move the internal result pointer to the next available result. More...

	getColumnNames ($flip=false)
	Retrieve the names of columns returned by the DBMS in a query result or from the cache. More...

	_getColumnNames ()
	Retrieve the names of columns returned by the DBMS in a query result. More...

	numCols ()
	Count the number of columns returned by the DBMS in a query result. More...

	getResource ()
	return the resource associated with the result object More...

	bindColumn ($column, &$value, $type=null)
	Set bind variable to a column. More...

	_assignBindColumns ($row)
	Bind a variable to a value in the result row. More...

	free ()
	Free the internal resources associated with result. More...

	execute ($a_data=null)

Public Member Functions inherited from ilDBStatement
	fetchRow ($fetch_mode)

	fetch ($fetch_mode=ilDBConstants::FETCHMODE_ASSOC)

	rowCount ()

	numRows ()

	fetchObject ()

	fetchAssoc ()

	execute ($a_data=null)

Additional Inherited Members
Data Fields inherited from MDB2_Result_Common
	$db

	$result

	$rownum = -1

	$types = array()

	$values = array()

	$offset

	$offset_count = 0

	$limit

	$column_names

Detailed Description

Definition at line 1343 of file mysqli.php.

Member Function Documentation

◆ nextResult()

MDB2_BufferedResult_mysqli::nextResult ( )

Move the internal result pointer to the next available result.

Parameters

a	valid result resource

Returns: true on success, false if there is no more result set or an error object on failure @access public

Reimplemented from MDB2_Result_mysqli.

Definition at line 1424 of file mysqli.php.

    {
        $connection = $this->db->getConnection();
        if (PEAR::isError($connection)) {
            return $connection;
        }
 
        if (!@mysqli_more_results($connection)) {
            return false;
        }
        if (!@mysqli_next_result($connection)) {
            return false;
        }
        if (!($this->result = @mysqli_store_result($connection))) {
            return false;
        }
        return MDB2_OK;
    }

References PEAR\isError(), and MDB2_OK.

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◆ numRows()

MDB2_BufferedResult_mysqli::numRows ( )

Returns the number of rows in a result object.

Returns: mixed MDB2 Error Object or the number of rows @access public

Reimplemented from MDB2_Result_Common.

Definition at line 1398 of file mysqli.php.

    {
        $rows = @mysqli_num_rows($this->result);
        if (is_null($rows)) {
            if ($this->result === false) {
                return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
                    'resultset has already been freed', __FUNCTION__);
            } elseif (is_null($this->result)) {
                return 0;
            }
            return $this->db->raiseError(null, null, null,
                'Could not get row count', __FUNCTION__);
        }
        return $rows;
    }

References $rows, and MDB2_ERROR_NEED_MORE_DATA.

Referenced by valid().

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◆ seek()

MDB2_BufferedResult_mysqli::seek ( $rownum = 0 )

Seek to a specific row in a result set.

Parameters

int $rownum number of the row where the data can be found

Returns: mixed MDB2_OK on success, a MDB2 error on failure @access public

Reimplemented from MDB2_Result_Common.

Definition at line 1355 of file mysqli.php.

    {
        if ($this->rownum != ($rownum - 1) && !@mysqli_data_seek($this->result, $rownum)) {
            if ($this->result === false) {
                return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
                    'resultset has already been freed', __FUNCTION__);
            } elseif (is_null($this->result)) {
                return MDB2_OK;
            }
            return $this->db->raiseError(MDB2_ERROR_INVALID, null, null,
                'tried to seek to an invalid row number ('.$rownum.')', __FUNCTION__);
        }
        $this->rownum = $rownum - 1;
        return MDB2_OK;
    }

References MDB2_Result_Common\$rownum, MDB2_ERROR_INVALID, MDB2_ERROR_NEED_MORE_DATA, and MDB2_OK.

◆ valid()

MDB2_BufferedResult_mysqli::valid ( )

Check if the end of the result set has been reached.

Returns: mixed true or false on sucess, a MDB2 error on failure @access public

Definition at line 1380 of file mysqli.php.

    {
        $numrows = $this->numRows();
        if (PEAR::isError($numrows)) {
            return $numrows;
        }
        return $this->rownum < ($numrows - 1);
    }

References PEAR\isError(), and numRows().