Source for file sqlsrv.php
Documentation is available at sqlsrv.php
// vim: set et ts=4 sw=4 fdm=marker:
// +----------------------------------------------------------------------+
// | PHP versions 4 and 5 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
// | Stig. S. Bakken, Lukas Smith, Frank M. Kromann |
// | All rights reserved. |
// +----------------------------------------------------------------------+
// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
// | API as well as database abstraction for PHP applications. |
// | This LICENSE is in the BSD license style. |
// | Redistribution and use in source and binary forms, with or without |
// | modification, are permitted provided that the following conditions |
// | Redistributions of source code must retain the above copyright |
// | notice, this list of conditions and the following disclaimer. |
// | Redistributions in binary form must reproduce the above copyright |
// | notice, this list of conditions and the following disclaimer in the |
// | documentation and/or other materials provided with the distribution. |
// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
// | Lukas Smith nor the names of his contributors may be used to endorse |
// | or promote products derived from this software without specific prior|
// | written permission. |
// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
// | POSSIBILITY OF SUCH DAMAGE. |
// +----------------------------------------------------------------------+
// | Author: Frank M. Kromann <frank@kromann.info> |
// +----------------------------------------------------------------------+
// {{{ Class MDB2_Driver_sqlsrv
* MDB2 MSSQL Server (native) driver
var $string_quoting = array ('start' => "'", 'end' => "'", 'escape' => "'", 'escape_pattern' => false );
$this->phptype = 'sqlsrv';
$this->dbsyntax = 'sqlsrv';
$this->supported['sequences'] = 'emulated';
$this->supported['indexes'] = true;
$this->supported['affected_rows'] = true;
$this->supported['summary_functions'] = true;
$this->supported['transactions'] = true;
$this->supported['order_by_text'] = true;
$this->supported['savepoints'] = false;
$this->supported['current_id'] = 'emulated';
$this->supported['limit_queries'] = 'emulated';
$this->supported['LOBs'] = true;
$this->supported['replace'] = 'emulated';
$this->supported['sub_selects'] = true;
$this->supported['triggers'] = true;
$this->supported['auto_increment'] = true;
$this->supported['primary_key'] = true;
$this->supported['result_introspection'] = true;
$this->supported['prepared_statements'] = 'emulated';
$this->supported['identifier_quoting'] = false;
$this->supported['pattern_escaping'] = true;
$this->supported['new_link'] = true;
$this->options['DBA_username'] = false;
$this->options['DBA_password'] = false;
$this->options['database_device'] = false;
$this->options['database_size'] = false;
$this->options['max_identifiers_length'] = 128; // MS Access: 64
* This method is used to collect information about an error
function errorInfo($error = null , $connection = null )
if (null === $connection) {
$retErrors = sqlsrv_errors (SQLSRV_ERR_ALL );
if ($retErrors !== null ) {
foreach ($retErrors as $arrError) {
$native_msg .= "SQLState: ". $arrError[ 'SQLSTATE']. "\n";
$native_msg .= "Error Code: ". $arrError[ 'code']. "\n";
$native_msg .= "Message: ". $arrError[ 'message']. "\n";
$native_code = $arrError[ 'code'];
102 => MDB2_ERROR_SYNTAX ,
110 => MDB2_ERROR_VALUE_COUNT_ON_ROW ,
155 => MDB2_ERROR_NOSUCHFIELD ,
156 => MDB2_ERROR_SYNTAX ,
170 => MDB2_ERROR_SYNTAX ,
207 => MDB2_ERROR_NOSUCHFIELD ,
208 => MDB2_ERROR_NOSUCHTABLE ,
245 => MDB2_ERROR_INVALID_NUMBER ,
319 => MDB2_ERROR_SYNTAX ,
321 => MDB2_ERROR_NOSUCHFIELD ,
325 => MDB2_ERROR_SYNTAX ,
336 => MDB2_ERROR_SYNTAX ,
515 => MDB2_ERROR_CONSTRAINT_NOT_NULL ,
547 => MDB2_ERROR_CONSTRAINT ,
911 => MDB2_ERROR_NOT_FOUND ,
1018 => MDB2_ERROR_SYNTAX ,
1035 => MDB2_ERROR_SYNTAX ,
1801 => MDB2_ERROR_ALREADY_EXISTS ,
1913 => MDB2_ERROR_ALREADY_EXISTS ,
2209 => MDB2_ERROR_SYNTAX ,
2223 => MDB2_ERROR_SYNTAX ,
2248 => MDB2_ERROR_SYNTAX ,
2256 => MDB2_ERROR_SYNTAX ,
2257 => MDB2_ERROR_SYNTAX ,
2627 => MDB2_ERROR_CONSTRAINT ,
2714 => MDB2_ERROR_ALREADY_EXISTS ,
3607 => MDB2_ERROR_DIVZERO ,
3701 => MDB2_ERROR_NOSUCHTABLE ,
7630 => MDB2_ERROR_SYNTAX ,
8134 => MDB2_ERROR_DIVZERO ,
9303 => MDB2_ERROR_SYNTAX ,
9317 => MDB2_ERROR_SYNTAX ,
9318 => MDB2_ERROR_SYNTAX ,
9331 => MDB2_ERROR_SYNTAX ,
9332 => MDB2_ERROR_SYNTAX ,
15253 => MDB2_ERROR_SYNTAX ,
if (isset ($ecode_map[$native_code])) {
&& preg_match('/Cannot drop the index/i', $native_msg)
$error = MDB2_ERROR_NOT_FOUND;
$error = $ecode_map[$native_code];
return array ($error, $native_code, $native_msg);
// {{{ function escapePattern($text)
* Quotes pattern (% and _) characters in a string)
* @param string the input string to quote
* @return string quoted string
foreach ($this->wildcards as $wildcard) {
$text = str_replace($wildcard, '[' . $wildcard . ']', $text);
// {{{ beginTransaction()
* Start a transaction or set a savepoint.
* @param string name of a savepoint to set
* @return mixed MDB2_OK on success, a MDB2 error on failure
$this->debug ('Starting transaction/savepoint', __FUNCTION__ , array ('is_manip' => true , 'savepoint' => $savepoint));
if (null !== $savepoint) {
if (!$this->in_transaction) {
return $this->raiseError (MDB2_ERROR_INVALID , null , null ,
'savepoint cannot be released when changes are auto committed', __FUNCTION__ );
$query = 'SAVE TRANSACTION '. $savepoint;
if ($this->in_transaction) {
return MDB2_OK; //nothing to do
if (!$this->destructor_registered && $this->opened_persistent) {
$this->destructor_registered = true;
if (MDB2 ::isError (sqlsrv_begin_transaction ($this->connection))) {
$this->in_transaction = true;
* Commit the database changes done during a transaction that is in
* progress or release a savepoint. This function may only be called when
* auto-committing is disabled, otherwise it will fail. Therefore, a new
* transaction is implicitly started after committing the pending changes.
* @param string name of a savepoint to release
* @return mixed MDB2_OK on success, a MDB2 error on failure
function commit($savepoint = null )
$this->debug ('Committing transaction/savepoint', __FUNCTION__ , array ('is_manip' => true , 'savepoint' => $savepoint));
if (!$this->in_transaction) {
return $this->raiseError (MDB2_ERROR_INVALID , null , null ,
'commit/release savepoint cannot be done changes are auto committed', __FUNCTION__ );
if (null !== $savepoint) {
if (MDB2 ::isError (sqlsrv_commit ($this->connection))) {
$this->in_transaction = false;
* Cancel any database changes done during a transaction or since a specific
* savepoint that is in progress. This function may only be called when
* auto-committing is disabled, otherwise it will fail. Therefore, a new
* transaction is implicitly started after canceling the pending changes.
* @param string name of a savepoint to rollback to
* @return mixed MDB2_OK on success, a MDB2 error on failure
$this->debug ('Rolling back transaction/savepoint', __FUNCTION__ , array ('is_manip' => true , 'savepoint' => $savepoint));
if (!$this->in_transaction) {
return $this->raiseError (MDB2_ERROR_INVALID , null , null ,
'rollback cannot be done changes are auto committed', __FUNCTION__ );
if (null !== $savepoint) {
$query = 'ROLLBACK TRANSACTION '. $savepoint;
if (MDB2 ::isError (sqlsrv_rollback ($this->connection))) {
$this->in_transaction = false;
* do the grunt work of the connect
* @return connection on success or MDB2 Error Object on failure
function _doConnect($username, $password, $database=null , $persistent = false )
return $this->raiseError (MDB2_ERROR_NOT_FOUND , null , null ,
'extension '. $this->phptype. ' is not installed PHP', __FUNCTION__ );
$host = $this->dsn['hostspec'] ? $this->dsn['hostspec'] : '.\\SQLEXPRESS';
'UID' => $username ? $username : null ,
'PWD' => $password ? $password : null ,
$params['Database'] = $database;
if ($this->dsn['port'] && $this->dsn['port'] != 1433 ) {
$host .= ','. $this->dsn['port'];
$connection = @sqlsrv_connect ($host, $params);
return $this->raiseError (MDB2_ERROR_CONNECT_FAILED , null , null ,
'unable to establish a connection', __FUNCTION__ , __FUNCTION__ );
if (null !== $database) {
$this->connected_database_name = $database;
if (!empty ($this->dsn['charset'])) {
$result = $this->setCharset ($this->dsn['charset'], $connection);
if (MDB2 ::isError ($result)) {
if (empty ($this->dsn['disable_iso_date'])) {
@sqlsrv_query ($connection,'SET DATEFORMAT ymd');
* Connect to the database
* @return true on success, MDB2 Error Object on failure
if (MDB2 ::areEquals ($this->connected_dsn, $this->dsn)) {
$this->options['persistent']
if (MDB2 ::isError ($connection)) {
$this->connected_dsn = $this->dsn;
$this->connected_database_name = $this->database_name;
$this->opened_persistent = $this->options['persistent'];
$this->dbsyntax = $this->dsn['dbsyntax'] ? $this->dsn['dbsyntax'] : $this->phptype;
* check if given database name exists?
* @param string $name name of the database that should be checked
* @return mixed true/false on success, a MDB2 error on failure
$connection = $this->_doConnect($this->dsn['username'],$this->dsn['password']);
if (MDB2 ::isError ($connection)) {
return MDB2_ERROR_CONNECT_FAILED;
$result = @sqlsrv_query ($connection,'select name from master..sysdatabases where name = \''. strtolower($name). '\'');
if (@sqlsrv_fetch ($result)) {
return MDB2_ERROR_NOT_FOUND;
* Log out and disconnect from the database.
* @param boolean $force if the disconnect should be forced even if the
* connection is opened persistently
* @return mixed true on success, false if not connected and error
if ($this->in_transaction) {
$database_name = $this->database_name;
$persistent = $this->options['persistent'];
$this->dsn = $this->connected_dsn;
$this->database_name = $this->connected_database_name;
$this->options['persistent'] = $this->opened_persistent;
$this->database_name = $database_name;
$this->options['persistent'] = $persistent;
return parent ::disconnect ($force);
* @param string $query the SQL query
* @param mixed $types array that contains the types of the columns in
* @param boolean $is_manip if the query is a manipulation query
* @return mixed MDB2_OK on success, a MDB2 error on failure
$user = $this->options['DBA_username']? $this->options['DBA_username'] : $this->dsn['username'];
$pass = $this->options['DBA_password']? $this->options['DBA_password'] : $this->dsn['password'];
$connection = $this->_doConnect($user, $pass, $this->database_name, $this->options['persistent']);
if (MDB2 ::isError ($connection)) {
$query = $this->_modifyQuery($query, $is_manip, $this->limit, $this->offset);
$this->offset = $this->limit = 0;
$result = $this->_doQuery($query, $is_manip, $connection);
if (!MDB2 ::isError ($result)) {
$result = $this->_affectedRows ($connection, $result);
@sqlsrv_close ($connection);
* @param string $query query
* @param boolean $is_manip if the query is a manipulation query
* @param resource $connection
* @param string $database_name
* @return result or error object
function _doQuery($query, $is_manip = false , $connection = null , $database_name = null )
$this->last_query = $query;
$result = $this->debug ($query, 'query', array ('is_manip' => $is_manip, 'when' => 'pre'));
if (MDB2 ::isError ($result)) {
if ($this->options['disable_query']) {
$result = $is_manip ? 0 : null;
if (null === $connection) {
$connection = $this->getConnection ();
if (MDB2 ::isError ($connection)) {
if (null === $database_name) {
$database_name = $this->database_name;
if ($database_name && $database_name != $this->connected_database_name) {
$connection = $this->_doConnect($this->dsn['username'],$this->dsn['password'],$database_name);
if (MDB2 ::isError ($connection)) {
$err = $this->raiseError (null , null , null ,
'Could not select the database: '. $database_name, __FUNCTION__ );
$this->connected_database_name = $database_name;
$query = preg_replace('/DATE_FORMAT\((MIN\()?([\w|.]*)(\))?\\Q, \'%Y-%m-%d\')\E/i','CONVERT(varchar(10),$1$2$3,120)',$query);
$query = preg_replace('/DATE_FORMAT\(([\w|.]*)\, \'\%Y\-\%m\-\%d %H\:00\:00\'\)/i','CONVERT(varchar(13),$1,120)+\':00:00\'',$query);
$result = @sqlsrv_query ($connection,$query);
$err = $this->raiseError (null , null , null ,
'Could not execute statement', __FUNCTION__ );
$this->debug ($query, 'query', array ('is_manip' => $is_manip, 'when' => 'post', 'result' => $result));
* Returns the number of rows affected
* @param resource $result
* @param resource $connection
* @return mixed MDB2 Error Object or the number of rows affected
function _affectedRows ($connection, $result = null )
return sqlsrv_rows_affected ($this->result);
* Changes a query string for various DBMS specific reasons
* @param string $query query to modify
* @param boolean $is_manip if it is a DML query
* @param integer $limit limit the number of rows
* @param integer $offset start reading from given offset
* @return string modified query
$fetch = $offset + $limit;
return preg_replace('/^([\s(])*SELECT( DISTINCT)?(?!\s*TOP\s*\()/i',
" \\1SELECT\\2 TOP $fetch" , $query);
// {{{ getServerVersion()
* return version information about the server
* @param bool $native determines if the raw version string should be returned
* @return mixed array/string with version information or MDB2 error object
if ($this->connected_server_info) {
$server_info = $this->connected_server_info;
$server_info = sqlsrv_server_info ($this->connection);
$this->connected_server_info = $server_info;
$version = $server_info['SQLServerVersion'];
if (preg_match('/(\d+)\.(\d+)\.(\d+)/', $version, $tmp)) {
* Checks if there's a sequence that exists.
* @param string $seq_name The sequence name to verify.
* @return bool $tableExists The value if the table exists or not
function _checkSequence ($seq_name)
$query = " SELECT * FROM $seq_name";
$tableExists = & $this->_doQuery($query, true );
if (MDB2 ::isError ($tableExists)) {
if ($tableExists->getCode () == MDB2_ERROR_NOSUCHTABLE ) {
if (@sqlsrv_fetch ($tableExists)) {
* Returns the next free id of a sequence
* @param string $seq_name name of the sequence
* @param boolean $ondemand when true the sequence is
* automatic created, if it
* @return mixed MDB2 Error Object or id
function nextID($seq_name, $ondemand = true )
$sequence_name = $this->quoteIdentifier ($this->getSequenceName ($seq_name), true );
$seqcol_name = $this->quoteIdentifier ($this->options['seqcol_name'], true );
$this->pushErrorHandling (PEAR_ERROR_RETURN );
$this->expectError (MDB2_ERROR_NOSUCHTABLE );
$seq_val = $this->_checkSequence ($sequence_name);
$query = " SET IDENTITY_INSERT $sequence_name OFF ".
" INSERT INTO $sequence_name DEFAULT VALUES";
$query = " INSERT INTO $sequence_name ($seqcol_name) VALUES (0)";
$result = $this->_doQuery($query, true );
$this->popErrorHandling ();
if (MDB2 ::isError ($result)) {
if ($ondemand && !$this->_checkSequence ($sequence_name)) {
$this->loadModule ('Manager', null , true );
$result = $this->manager->createSequence ($seq_name);
if (MDB2 ::isError ($result)) {
return $this->raiseError ($result, null , null ,
'on demand sequence '. $seq_name. ' could not be created', __FUNCTION__ );
* Little off-by-one problem with the sequence emulation
* here being fixed, that instead of re-calling nextID
* and forcing an increment by one, we simply check if it
* exists, then we get the last inserted id if it does.
* In theory, $seq_name should be created otherwise there would
* have been an error thrown somewhere up there..
if ($this->_checkSequence ($seq_name)) {
return $this->nextID($seq_name, false );
$query = " DELETE FROM $sequence_name WHERE $seqcol_name < $value";
$result = $this->_doQuery($query, true );
if (MDB2 ::isError ($result)) {
$this->warnings[] = 'nextID: could not delete previous sequence table values from '. $seq_name;
* Returns the autoincrement ID if supported or $id or fetches the current
* ID in a sequence called: $table.(empty($field) ? '' : '_'.$field)
* @param string $table name of the table into which a new row was inserted
* @param string $field name of the field into which a new row was inserted
* @return mixed MDB2 Error Object or id
return $this->queryOne (" SELECT IDENT_CURRENT('$table')" , 'integer');
// {{{ Class MDB2_Result_mssql
* MDB2 MSSQL Server result driver
* @author Frank M. Kromann <frank@kromann.info>
// {{{ constructor: function __construct($db, $result, $limit = 0, $offset = 0)
function __construct($db, $result, $limit = 0 , $offset = 0 )
$this->limit = max(0 , $limit - 1 );
$this->numFields = sqlsrv_num_fields ($result);
$this->fieldMeta = sqlsrv_field_metadata ($result);
$this->numRowsAffected = sqlsrv_rows_affected ($result);
while ($row = sqlsrv_fetch_array ($result, SQLSRV_FETCH_ASSOC )) {
if ($this->offset && $this->offset_count < $this->offset) {
foreach ($row as $k => $v) {
$row[$k] = $v->format ('Y-m-d H:i:s');
$this->rows[] = $row; //read results into memory, cursors are not supported
$this->rowcnt = count($this->rows);
// {{{ _skipLimitOffset()
* Skip the first row of a result set.
* @param resource $result
* @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
/* function _skipLimitOffset()
if ($this->rownum >= $this->limit) {
while ($this->offset_count < $this->offset) {
if (!is_array(@sqlsrv_fetch_array($this->result))) {
$this->offset_count = $this->limit;
foreach ($array as $key => $value) {
$obj->$key = new stdClass ();
* Fetch a row and insert the data into an existing array.
* @param int $fetchmode how the array data should be indexed
* @param int $rownum number of the row where the data can be found
* @return int data array on success, a MDB2 error on failure
function fetchRow($fetchmode = MDB2_FETCHMODE_DEFAULT , $rownum = null )
return $this->db->raiseError (MDB2_ERROR_INVALID , null , null , 'no valid statement given', __FUNCTION__ );
if (($this->limit && $this->rownum >= $this->limit) || ($this->cursor >= $this->rowcnt || $this->rowcnt == 0 )) {
$seek = $this->seek($rownum);
if (MDB2 ::isError ($seek)) {
if ($fetchmode == MDB2_FETCHMODE_DEFAULT ) {
$fetchmode = $this->db->fetchmode;
if ($fetchmode == MDB2_FETCHMODE_ORDERED ) {
foreach ($this->rows[$this->cursor] as $key=> $value) {
case MDB2_FETCHMODE_ASSOC:
$row = $this->rows[$this->cursor];
case MDB2_FETCHMODE_ORDERED:
case MDB2_FETCHMODE_OBJECT:
$o = new $this->db->options ['fetch_class'];
if ($fetchmode == MDB2_FETCHMODE_OBJECT) {
$row = sqlsrv_fetch_object($this->result,$this->db->options['fetch_class']);
case MDB2_FETCHMODE_ASSOC: $fetchmode = SQLSRV_FETCH_ASSOC; break;
case MDB2_FETCHMODE_ORDERED: $fetchmode = SQLSRV_FETCH_NUMERIC; break;
case MDB2_FETCHMODE_DEFAULT:
$fetchmode = SQLSRV_FETCH_BOTH;
$row = sqlsrv_fetch_array($this->result,$fetchmode);
foreach ($row as $key=>$value) {
if (is_object($value) && method_exists($value, 'format')) {//is DateTime object
$row[$key] = $value->format("Y-m-d H:i:s");
/*if ($fetchmode == MDB2_FETCHMODE_DEFAULT) {
$fetchmode = $this->db->fetchmode;
if ($fetchmode == MDB2_FETCHMODE_ASSOC && is_array($row) && $this->db->options ['portability'] & MDB2_PORTABILITY_FIX_CASE ) {
if (false === $this->result) {
$err = $this->db->raiseError (MDB2_ERROR_NEED_MORE_DATA , null , null ,
'resultset has already been freed', __FUNCTION__ );
$mode = $this->db->options ['portability'] & MDB2_PORTABILITY_EMPTY_TO_NULL;
if ($this->db->options ['portability'] & MDB2_PORTABILITY_RTRIM ) {
if (empty ($this->types)) {
$mode += MDB2_PORTABILITY_RTRIM;
$this->db->_fixResultArrayValues ($row, $mode);
if ( ( $fetchmode != MDB2_FETCHMODE_ASSOC
&& $fetchmode != MDB2_FETCHMODE_OBJECT )
$row = $this->db->datatype ->convertResultRow ($this->types, $row, $rtrim);
} elseif (($fetchmode == MDB2_FETCHMODE_ASSOC
|| $fetchmode == MDB2_FETCHMODE_OBJECT )
&& !empty ($this->types_assoc)
$row = $this->db->datatype ->convertResultRow ($this->types_assoc, $row, $rtrim);
if (!empty ($this->values)) {
$this->_assignBindColumns ($row);
* Retrieve the names of columns returned by the DBMS in a query result.
* @return mixed Array variable that holds the names of columns as keys
* or an MDB2 error on failure.
* Some DBMS may not return any columns when the result set
* does not contain any rows.
function _getColumnNames ()
return $this->db->raiseError (MDB2_ERROR_INVALID , null , null , 'no valid statement given', __FUNCTION__ );
foreach ($this->fieldMeta as $n => $col) {
$columns[$col['Name']] = $n;
if ($this->db->options ['portability'] & MDB2_PORTABILITY_FIX_CASE ) {
* Count the number of columns returned by the DBMS in a query result.
* @return mixed integer value with the number of columns, a MDB2 error
return $this->db->raiseError (MDB2_ERROR_INVALID , null , null , 'no valid statement given', __FUNCTION__ );
$cols = $this->numFields;
if (false === $this->result) {
return $this->db->raiseError (MDB2_ERROR_NEED_MORE_DATA , null , null ,
'resultset has already been freed', __FUNCTION__ );
if (null === $this->result) {
return count($this->types);
return $this->db->raiseError (null , null , null ,
'Could not get column count', __FUNCTION__ );
* Move the internal result pointer to the next available result
* @return true on success, false if there is no more result set or an error object on failure
if (false === $this->result) {
return $this->db->raiseError (MDB2_ERROR_NEED_MORE_DATA , null , null ,
'resultset has already been freed', __FUNCTION__ );
if (null === $this->result) {
$ret = sqlsrv_next_result ($this->result);
$this->numFields = sqlsrv_num_fields ($this->result);
$this->fieldMeta = sqlsrv_field_metadata ($this->result);
$this->numRowsAffected = sqlsrv_rows_affected ($this->result);
while ($row = sqlsrv_fetch_array ($this->result, SQLSRV_FETCH_ASSOC )) {
if ($this->offset && $this->offset_count < $this->offset) {
foreach ($row as $k => $v) {
//$v->setTimezone(new DateTimeZone('GMT'));//TS_ISO_8601 with a trailing 'Z' is GMT
$row[$k] = $v->format ("Y-m-d H:i:s");
$this->rows[] = $row; //read results into memory, cursors are not supported
$this->rowcnt = count($this->rows);
* Free the internal resources associated with $result.
* @return boolean true on success, false if $result is invalid
if (is_resource($this->result) && $this->db->connection ) {
if (!@sqlsrv_free_stmt ($this->result)) {
return $this->db->raiseError (null , null , null ,
'Could not free result', __FUNCTION__ );
// {{{ function rowCount()
* Returns the actual row number that was last fetched (count from 0)
// {{{ function numRows()
* Returns the number of rows in a result object
* @return mixed MDB2 Error Object or the number of rows
// {{{ function seek($rownum = 0)
* Seek to a specific row in a result set
* @param int number of the row where the data can be found
* @return mixed MDB2_OK on success, a MDB2 error on failure
function seek($rownum = 0 )
$this->cursor = min($rownum, $this->rowcnt);
// {{{ class MDB2_BufferedResult_mssql
* MDB2 MSSQL Server buffered result driver
* @author Frank M. Kromann <frank@kromann.info>
* Check if the end of the result set has been reached
* @return mixed true or false on sucess, a MDB2 error on failure
if (MDB2 ::isError ($numrows)) {
return $this->rownum < ($numrows - 1 );
// {{{ MDB2_Statement_mssql
* MDB2 MSSQL Server statement driver
* @author Frank M. Kromann <frank@kromann.info>
Documentation generated on Mon, 11 Mar 2019 15:51:28 -0400 by phpDocumentor 1.4.4. PEAR Logo Copyright © PHP Group 2004.
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