Source for file mysqli.php
Documentation is available at mysqli.php
// +----------------------------------------------------------------------+
// | PHP versions 4 and 5 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1998-2006 Manuel Lemos, Tomas V.V.Cox, |
// | Stig. S. Bakken, Lukas Smith |
// | 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: Lukas Smith <smith@pooteeweet.org> |
// +----------------------------------------------------------------------+
// $Id: mysqli.php,v 1.59 2007/03/29 18:18:06 quipo Exp $
require_once 'MDB2/Driver/Reverse/Common.php';
* MDB2 MySQLi driver for the schema reverse engineering module
* @author Lukas Smith <smith@pooteeweet.org>
* @author Lorenzo Alberton <l.alberton@quipo.it>
* Array for converting MYSQLI_*_FLAG constants to text values
MYSQLI_NOT_NULL_FLAG => 'not_null',
MYSQLI_PRI_KEY_FLAG => 'primary_key',
MYSQLI_UNIQUE_KEY_FLAG => 'unique_key',
MYSQLI_MULTIPLE_KEY_FLAG => 'multiple_key',
MYSQLI_BLOB_FLAG => 'blob',
MYSQLI_UNSIGNED_FLAG => 'unsigned',
MYSQLI_ZEROFILL_FLAG => 'zerofill',
MYSQLI_AUTO_INCREMENT_FLAG => 'auto_increment',
MYSQLI_TIMESTAMP_FLAG => 'timestamp',
MYSQLI_SET_FLAG => 'set',
// MYSQLI_NUM_FLAG => 'numeric', // unnecessary
// MYSQLI_PART_KEY_FLAG => 'multiple_key', // duplicatvie
MYSQLI_GROUP_FLAG => 'group_by'
* Array for converting MYSQLI_TYPE_* constants to text values
MYSQLI_TYPE_DECIMAL => 'decimal',
MYSQLI_TYPE_TINY => 'tinyint',
MYSQLI_TYPE_SHORT => 'int',
MYSQLI_TYPE_LONG => 'int',
MYSQLI_TYPE_FLOAT => 'float',
MYSQLI_TYPE_DOUBLE => 'double',
// MYSQLI_TYPE_NULL => 'DEFAULT NULL', // let flags handle it
MYSQLI_TYPE_TIMESTAMP => 'timestamp',
MYSQLI_TYPE_LONGLONG => 'bigint',
MYSQLI_TYPE_INT24 => 'mediumint',
MYSQLI_TYPE_DATE => 'date',
MYSQLI_TYPE_TIME => 'time',
MYSQLI_TYPE_DATETIME => 'datetime',
MYSQLI_TYPE_YEAR => 'year',
MYSQLI_TYPE_NEWDATE => 'date',
MYSQLI_TYPE_ENUM => 'enum',
MYSQLI_TYPE_SET => 'set',
MYSQLI_TYPE_TINY_BLOB => 'tinyblob',
MYSQLI_TYPE_MEDIUM_BLOB => 'mediumblob',
MYSQLI_TYPE_LONG_BLOB => 'longblob',
MYSQLI_TYPE_BLOB => 'blob',
MYSQLI_TYPE_VAR_STRING => 'varchar',
MYSQLI_TYPE_STRING => 'char',
MYSQLI_TYPE_GEOMETRY => 'geometry',
// {{{ getTableFieldDefinition()
* Get the structure of a field into an array
* @param string $table name of table that should be used in method
* @param string $field_name name of field that should be used in method
* @return mixed data array on success, a MDB2 error on failure
$db = & $this->getDBInstance ();
if (PEAR ::isError ($db)) {
$result = $db->loadModule ('Datatype', null , true );
if (PEAR ::isError ($result)) {
$table = $db->quoteIdentifier ($table, true );
$query = " SHOW COLUMNS FROM $table LIKE ". $db->quote ($field_name);
$columns = $db->queryAll ($query, null , MDB2_FETCHMODE_ASSOC );
if (PEAR ::isError ($columns)) {
foreach ($columns as $column) {
$column['name'] = $column['field'];
if ($db->options ['portability'] & MDB2_PORTABILITY_FIX_CASE ) {
if ($db->options ['field_case'] == CASE_LOWER ) {
if ($field_name == $column['name']) {
$mapped_datatype = $db->datatype ->mapNativeDatatype ($column);
if (PEAR ::IsError ($mapped_datatype)) {
list ($types, $length, $unsigned, $fixed) = $mapped_datatype;
if (empty ($column['null']) || $column['null'] !== 'YES') {
$default = $column['default'];
if (is_null($default) && $notnull) {
if (!empty ($column['extra']) && $column['extra'] == 'auto_increment') {
'nativetype' => preg_replace('/^([a-z]+)[^a-z].*/i', '\\1', $column['type'])
$definition[0 ]['length'] = $length;
$definition[0 ]['unsigned'] = $unsigned;
$definition[0 ]['fixed'] = $fixed;
if ($default !== false ) {
$definition[0 ]['default'] = $default;
if ($autoincrement !== false ) {
$definition[0 ]['autoincrement'] = $autoincrement;
foreach ($types as $key => $type) {
$definition[$key] = $definition[0 ];
if ($type == 'clob' || $type == 'blob') {
unset ($definition[$key]['default']);
$definition[$key]['type'] = $type;
$definition[$key]['mdb2type'] = $type;
return $db->raiseError (MDB2_ERROR_NOT_FOUND , null , null ,
'it was not specified an existing table column', __FUNCTION__ );
// {{{ getTableIndexDefinition()
* Get the structure of an index into an array
* @param string $table name of table that should be used in method
* @param string $index_name name of index that should be used in method
* @return mixed data array on success, a MDB2 error on failure
$db = & $this->getDBInstance ();
if (PEAR ::isError ($db)) {
$table = $db->quoteIdentifier ($table, true );
$query = " SHOW INDEX FROM $table /*!50002 WHERE Key_name = %s */";
$index_name_mdb2 = $db->getIndexName ($index_name);
$result = $db->queryRow (sprintf($query, $db->quote ($index_name_mdb2)));
if (!PEAR ::isError ($result) && !is_null($result)) {
// apply 'idxname_format' only if the query succeeded, otherwise
// fallback to the given $index_name, without transformation
$index_name = $index_name_mdb2;
$result = $db->query (sprintf($query, $db->quote ($index_name)));
if (PEAR ::isError ($result)) {
while (is_array($row = $result->fetchRow (MDB2_FETCHMODE_ASSOC ))) {
$key_name = $row['key_name'];
if ($db->options ['portability'] & MDB2_PORTABILITY_FIX_CASE ) {
if ($db->options ['field_case'] == CASE_LOWER ) {
if ($index_name == $key_name) {
if (!$row['non_unique']) {
return $db->raiseError (MDB2_ERROR_NOT_FOUND , null , null ,
'it was not specified an existing table index', __FUNCTION__ );
$column_name = $row['column_name'];
if ($db->options ['portability'] & MDB2_PORTABILITY_FIX_CASE ) {
if ($db->options ['field_case'] == CASE_LOWER ) {
$definition['fields'][$column_name] = array (
if (!empty ($row['collation'])) {
$definition['fields'][$column_name]['sorting'] = ($row['collation'] == 'A'
? 'ascending' : 'descending');
if (empty ($definition['fields'])) {
return $db->raiseError (MDB2_ERROR_NOT_FOUND , null , null ,
'it was not specified an existing table index', __FUNCTION__ );
// {{{ getTableConstraintDefinition()
* Get the structure of a constraint into an array
* @param string $table name of table that should be used in method
* @param string $constraint_name name of constraint that should be used in method
* @return mixed data array on success, a MDB2 error on failure
$db = & $this->getDBInstance ();
if (PEAR ::isError ($db)) {
$table = $db->quoteIdentifier ($table, true );
$query = " SHOW INDEX FROM $table /*!50002 WHERE Key_name = %s */";
$constraint_name_mdb2 = $db->getIndexName ($constraint_name);
$result = $db->queryRow (sprintf($query, $db->quote ($constraint_name_mdb2)));
if (!PEAR ::isError ($result) && !is_null($result)) {
// apply 'idxname_format' only if the query succeeded, otherwise
// fallback to the given $index_name, without transformation
$constraint_name = $constraint_name_mdb2;
$result = $db->query (sprintf($query, $db->quote ($constraint_name)));
if (PEAR ::isError ($result)) {
while (is_array($row = $result->fetchRow (MDB2_FETCHMODE_ASSOC ))) {
$key_name = $row['key_name'];
if ($db->options ['portability'] & MDB2_PORTABILITY_FIX_CASE ) {
if ($db->options ['field_case'] == CASE_LOWER ) {
if ($constraint_name == $key_name) {
if ($row['non_unique']) {
return $db->raiseError (MDB2_ERROR_NOT_FOUND , null , null ,
$constraint_name . ' is not an existing table constraint', __FUNCTION__ );
if ($row['key_name'] == 'PRIMARY') {
$definition['primary'] = true;
$definition['unique'] = true;
$column_name = $row['column_name'];
if ($db->options ['portability'] & MDB2_PORTABILITY_FIX_CASE ) {
if ($db->options ['field_case'] == CASE_LOWER ) {
$definition['fields'][$column_name] = array (
if (!empty ($row['collation'])) {
$definition['fields'][$column_name]['sorting'] = ($row['collation'] == 'A'
? 'ascending' : 'descending');
if (empty ($definition['fields'])) {
return $db->raiseError (MDB2_ERROR_NOT_FOUND , null , null ,
$constraint_name . ' is not an existing table constraint', __FUNCTION__ );
// {{{ getTriggerDefinition()
* Get the structure of a trigger into an array
* WARNING: this function is experimental and may change the returned value
* at any time until labelled as non-experimental
* @param string $trigger name of trigger that should be used in method
* @return mixed data array on success, a MDB2 error on failure
$db = & $this->getDBInstance ();
if (PEAR ::isError ($db)) {
$query = 'SELECT trigger_name,
event_object_table AS table_name,
action_statement AS trigger_body,
action_timing AS trigger_type,
event_manipulation AS trigger_event
FROM information_schema.triggers
WHERE trigger_name = '. $db->quote ($trigger, 'text');
'trigger_name' => 'text',
'trigger_body' => 'text',
'trigger_type' => 'text',
'trigger_event' => 'text',
$def = $db->queryRow ($query, $types, MDB2_FETCHMODE_ASSOC );
if (PEAR ::isError ($def)) {
$def['trigger_comment'] = '';
$def['trigger_enabled'] = true;
* Returns information about a table or a result set
* @param object|string $result MDB2_result object from a query or a
* string containing the name of a table.
* While this also accepts a query result
* resource identifier, this behavior is
* @param int $mode a valid tableInfo mode
* @return array an associative array with the information requested.
* A MDB2_Error object on failure.
* @see MDB2_Driver_Common::setOption()
return parent ::tableInfo ($result, $mode);
$db = & $this->getDBInstance ();
if (PEAR ::isError ($db)) {
$resource = MDB2 ::isResultCommon ($result) ? $result->getResource () : $result;
return $db->raiseError (MDB2_ERROR_NEED_MORE_DATA , null , null ,
'Could not generate result resource', __FUNCTION__ );
if ($db->options ['portability'] & MDB2_PORTABILITY_FIX_CASE ) {
if ($db->options ['field_case'] == CASE_LOWER ) {
$case_func = 'strtolower';
$case_func = 'strtoupper';
$count = @mysqli_num_fields ($resource);
$res['num_fields'] = $count;
$db->loadModule ('Datatype', null , true );
for ($i = 0; $i < $count; $i++ ) {
$tmp = @mysqli_fetch_field ($resource);
foreach ($this->flags as $const => $means) {
if ($tmp->flags & $const) {
'table' => $case_func($tmp->table ),
'name' => $case_func($tmp->name ),
'type' => isset ($this->types[$tmp->type ])
? $this->types[$tmp->type ] : 'unknown',
// http://bugs.php.net/?id=36579
'length' => $tmp->length ,
$mdb2type_info = $db->datatype ->mapNativeDatatype ($res[$i]);
if (PEAR ::isError ($mdb2type_info)) {
$res[$i]['mdb2type'] = $mdb2type_info[0 ][0 ];
if ($mode & MDB2_TABLEINFO_ORDER ) {
$res['order'][$res[$i]['name']] = $i;
if ($mode & MDB2_TABLEINFO_ORDERTABLE ) {
$res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i;
Documentation generated on Thu, 03 May 2007 15:02:03 -0400 by phpDocumentor 1.3.0. PEAR Logo Copyright © PHP Group 2004.
|