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<?php
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// +----------------------------------------------------------------------+
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// | PHP versions 4 and 5 |
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// +----------------------------------------------------------------------+
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// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
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// | Stig. S. Bakken, Lukas Smith |
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// | All rights reserved. |
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// +----------------------------------------------------------------------+
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// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
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// | API as well as database abstraction for PHP applications. |
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// | This LICENSE is in the BSD license style. |
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// | |
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// | Redistribution and use in source and binary forms, with or without |
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// | modification, are permitted provided that the following conditions |
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// | are met: |
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// | |
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// | Redistributions of source code must retain the above copyright |
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// | notice, this list of conditions and the following disclaimer. |
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// | |
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// | Redistributions in binary form must reproduce the above copyright |
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// | notice, this list of conditions and the following disclaimer in the |
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// | documentation and/or other materials provided with the distribution. |
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// | |
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// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
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// | Lukas Smith nor the names of his contributors may be used to endorse |
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// | or promote products derived from this software without specific prior|
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// | written permission. |
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// | |
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// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
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// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
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// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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// | POSSIBILITY OF SUCH DAMAGE. |
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// +----------------------------------------------------------------------+
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// | Authors: Frank M. Kromann <frank@kromann.info> |
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// | David Coallier <davidc@php.net> |
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// | Lorenzo Alberton <l.alberton@quipo.it> |
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// +----------------------------------------------------------------------+
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require_once 'MDB2/Driver/Manager/Common.php';
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// {{{ class MDB2_Driver_Manager_sqlsrv
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/**
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* MDB2 MSSQL driver for the management modules
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*
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* @package MDB2
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* @category Database
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* @author Frank M. Kromann <frank@kromann.info>
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* @author David Coallier <davidc@php.net>
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* @author Lorenzo Alberton <l.alberton@quipo.it>
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*/
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class MDB2_Driver_Manager_sqlsrv extends MDB2_Driver_Manager_Common
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{
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// {{{ createDatabase()
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/**
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* create a new database
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*
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* @param string $name name of the database that should be created
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* @param array $options array with collation info
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*
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* @return mixed MDB2_OK on success, a MDB2 error on failure
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* @access public
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*/
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function createDatabase($name, $options = array())
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{
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$db =& $this->getDBInstance();
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if (PEAR::isError($db)) {
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return $db;
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}
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$name = $db->quoteIdentifier($name, true);
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$query = "CREATE DATABASE $name";
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if ($db->options['database_device']) {
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$query.= ' ON '.$db->options['database_device'];
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$query.= $db->options['database_size'] ? '=' .
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$db->options['database_size'] : '';
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}
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if (!empty($options['collation'])) {
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$query .= ' COLLATE ' . $options['collation'];
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}
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return $db->standaloneQuery($query, null, true);
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}
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// }}}
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// {{{ alterDatabase()
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/**
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* alter an existing database
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*
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* @param string $name name of the database that is intended to be changed
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* @param array $options array with name, collation info
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*
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* @return mixed MDB2_OK on success, a MDB2 error on failure
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* @access public
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*/
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function alterDatabase($name, $options = array())
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{
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$db =& $this->getDBInstance();
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if (PEAR::isError($db)) {
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return $db;
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}
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$query = '';
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if (!empty($options['name'])) {
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$query .= ' MODIFY NAME = ' .$db->quoteIdentifier($options['name'], true);
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}
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if (!empty($options['collation'])) {
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$query .= ' COLLATE ' . $options['collation'];
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}
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if (!empty($query)) {
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$query = 'ALTER DATABASE '. $db->quoteIdentifier($name, true) . $query;
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return $db->standaloneQuery($query, null, true);
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}
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return MDB2_OK;
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}
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// }}}
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// {{{ dropDatabase()
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/**
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* drop an existing database
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*
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* @param string $name name of the database that should be dropped
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*
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* @return mixed MDB2_OK on success, a MDB2 error on failure
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* @access public
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*/
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function dropDatabase($name)
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{
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$db =& $this->getDBInstance();
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if (PEAR::isError($db)) {
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return $db;
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}
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$name = $db->quoteIdentifier($name, true);
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return $db->standaloneQuery("DROP DATABASE $name", null, true);
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}
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// }}}
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// {{{ dropTable()
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/**
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* drop an existing table
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*
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* @param string $name name of the table that should be dropped
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* @return mixed MDB2_OK on success, a MDB2 error on failure
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* @access public
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*/
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function dropTable($name)
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{
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$db =& $this->getDBInstance();
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if (PEAR::isError($db)) {
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return $db;
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}
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$name = $db->quoteIdentifier($name, true);
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return $db->exec("IF EXISTS (SELECT TABLE_NAME FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME='$name') DROP TABLE $name");
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}
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// }}}
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// {{{ _getTemporaryTableQuery()
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/**
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* Override the parent method.
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*
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* @return string The string required to be placed between "CREATE" and "TABLE"
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* to generate a temporary table, if possible.
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*/
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function _getTemporaryTableQuery()
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{
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return '';
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}
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// }}}
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// {{{ _getAdvancedFKOptions()
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/**
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* Return the FOREIGN KEY query section dealing with non-standard options
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* as MATCH, INITIALLY DEFERRED, ON UPDATE, ...
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*
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* @param array $definition
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*
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* @return string
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* @access protected
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*/
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function _getAdvancedFKOptions($definition)
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{
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$query = '';
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if (!empty($definition['onupdate'])) {
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$query .= ' ON UPDATE '.$definition['onupdate'];
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}
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if (!empty($definition['ondelete'])) {
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$query .= ' ON DELETE '.$definition['ondelete'];
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}
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return $query;
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}
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// }}}
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// {{{ createTable()
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/**
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* create a new table
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*
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* @param string $name Name of the database that should be created
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* @param array $fields Associative array that contains the definition of each field of the new table
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* The indexes of the array entries are the names of the fields of the table an
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* the array entry values are associative arrays like those that are meant to be
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* passed with the field definitions to get[Type]Declaration() functions.
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*
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* Example
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* array(
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*
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* 'id' => array(
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* 'type' => 'integer',
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* 'unsigned' => 1,
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* 'notnull' => 1,
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* 'default' => 0,
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* ),
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* 'name' => array(
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* 'type' => 'text',
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* 'length' => 12,
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* ),
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* 'description' => array(
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* 'type' => 'text',
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* 'length' => 12,
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* )
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* );
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* @param array $options An associative array of table options:
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* array(
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* 'comment' => 'Foo',
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* 'temporary' => true|false,
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* );
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*
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* @return mixed MDB2_OK on success, a MDB2 error on failure
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* @access public
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*/
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function createTable($name, $fields, $options = array())
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{
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/*if (!empty($options['temporary'])) {
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$name = '#'.$name;//would make subsequent calls fail because it would go out ot scope and be destroyed already
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}*/
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return parent::createTable($name, $fields, $options);
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}
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// }}}
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// {{{ truncateTable()
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/**
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* Truncate an existing table (if the TRUNCATE TABLE syntax is not supported,
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* it falls back to a DELETE FROM TABLE query)
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*
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* @param string $name name of the table that should be truncated
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* @return mixed MDB2_OK on success, a MDB2 error on failure
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* @access public
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*/
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function truncateTable($name)
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{
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$db =& $this->getDBInstance();
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if (PEAR::isError($db)) {
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return $db;
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}
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$name = $db->quoteIdentifier($name, true);
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return $db->exec("TRUNCATE TABLE $name");
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}
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// }}}
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// {{{ vacuum()
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/**
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* Optimize (vacuum) all the tables in the db (or only the specified table)
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* and optionally run ANALYZE.
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*
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* @param string $table table name (all the tables if empty)
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* @param array $options an array with driver-specific options:
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* - timeout [int] (in seconds) [mssql-only]
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* - analyze [boolean] [pgsql and mysql]
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* - full [boolean] [pgsql-only]
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* - freeze [boolean] [pgsql-only]
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*
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* NB: you have to run the NSControl Create utility to enable VACUUM
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*
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* @return mixed MDB2_OK success, a MDB2 error on failure
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* @access public
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*/
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function vacuum($table = null, $options = array())
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{
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$db =& $this->getDBInstance();
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if (PEAR::isError($db)) {
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return $db;
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}
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$timeout = isset($options['timeout']) ? (int)$options['timeout'] : 300;
|
|
|
|
|
|
|
|
|
|
|
|
$query = 'NSControl Create';
|
|
|
|
|
|
$result = $db->exec($query);
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
return $db->exec('EXEC NSVacuum '.$timeout);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{ alterTable()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* alter an existing table
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string $name name of the table that is intended to be changed.
|
|
|
|
|
|
* @param array $changes associative array that contains the details of each type
|
|
|
|
|
|
* of change that is intended to be performed. The types of
|
|
|
|
|
|
* changes that are currently supported are defined as follows:
|
|
|
|
|
|
*
|
|
|
|
|
|
* name
|
|
|
|
|
|
*
|
|
|
|
|
|
* New name for the table.
|
|
|
|
|
|
*
|
|
|
|
|
|
* add
|
|
|
|
|
|
*
|
|
|
|
|
|
* Associative array with the names of fields to be added as
|
|
|
|
|
|
* indexes of the array. The value of each entry of the array
|
|
|
|
|
|
* should be set to another associative array with the properties
|
|
|
|
|
|
* of the fields to be added. The properties of the fields should
|
|
|
|
|
|
* be the same as defined by the MDB2 parser.
|
|
|
|
|
|
*
|
|
|
|
|
|
*
|
|
|
|
|
|
* remove
|
|
|
|
|
|
*
|
|
|
|
|
|
* Associative array with the names of fields to be removed as indexes
|
|
|
|
|
|
* of the array. Currently the values assigned to each entry are ignored.
|
|
|
|
|
|
* An empty array should be used for future compatibility.
|
|
|
|
|
|
*
|
|
|
|
|
|
* rename
|
|
|
|
|
|
*
|
|
|
|
|
|
* Associative array with the names of fields to be renamed as indexes
|
|
|
|
|
|
* of the array. The value of each entry of the array should be set to
|
|
|
|
|
|
* another associative array with the entry named name with the new
|
|
|
|
|
|
* field name and the entry named Declaration that is expected to contain
|
|
|
|
|
|
* the portion of the field declaration already in DBMS specific SQL code
|
|
|
|
|
|
* as it is used in the CREATE TABLE statement.
|
|
|
|
|
|
*
|
|
|
|
|
|
* change
|
|
|
|
|
|
*
|
|
|
|
|
|
* Associative array with the names of the fields to be changed as indexes
|
|
|
|
|
|
* of the array. Keep in mind that if it is intended to change either the
|
|
|
|
|
|
* name of a field and any other properties, the change array entries
|
|
|
|
|
|
* should have the new names of the fields as array indexes.
|
|
|
|
|
|
*
|
|
|
|
|
|
* The value of each entry of the array should be set to another associative
|
|
|
|
|
|
* array with the properties of the fields to that are meant to be changed as
|
|
|
|
|
|
* array entries. These entries should be assigned to the new values of the
|
|
|
|
|
|
* respective properties. The properties of the fields should be the same
|
|
|
|
|
|
* as defined by the MDB2 parser.
|
|
|
|
|
|
*
|
|
|
|
|
|
* Example
|
|
|
|
|
|
* array(
|
|
|
|
|
|
* 'name' => 'userlist',
|
|
|
|
|
|
* 'add' => array(
|
|
|
|
|
|
* 'quota' => array(
|
|
|
|
|
|
* 'type' => 'integer',
|
|
|
|
|
|
* 'unsigned' => 1
|
|
|
|
|
|
* )
|
|
|
|
|
|
* ),
|
|
|
|
|
|
* 'remove' => array(
|
|
|
|
|
|
* 'file_limit' => array(),
|
|
|
|
|
|
* 'time_limit' => array()
|
|
|
|
|
|
* ),
|
|
|
|
|
|
* 'change' => array(
|
|
|
|
|
|
* 'name' => array(
|
|
|
|
|
|
* 'length' => '20',
|
|
|
|
|
|
* 'definition' => array(
|
|
|
|
|
|
* 'type' => 'text',
|
|
|
|
|
|
* 'length' => 20,
|
|
|
|
|
|
* ),
|
|
|
|
|
|
* )
|
|
|
|
|
|
* ),
|
|
|
|
|
|
* 'rename' => array(
|
|
|
|
|
|
* 'sex' => array(
|
|
|
|
|
|
* 'name' => 'gender',
|
|
|
|
|
|
* 'definition' => array(
|
|
|
|
|
|
* 'type' => 'text',
|
|
|
|
|
|
* 'length' => 1,
|
|
|
|
|
|
* 'default' => 'M',
|
|
|
|
|
|
* ),
|
|
|
|
|
|
* )
|
|
|
|
|
|
* )
|
|
|
|
|
|
* )
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param boolean $check indicates whether the function should just check if the DBMS driver
|
|
|
|
|
|
* can perform the requested table alterations if the value is true or
|
|
|
|
|
|
* actually perform them otherwise.
|
|
|
|
|
|
*
|
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
|
* @access public
|
|
|
|
|
|
*/
|
|
|
|
|
|
function alterTable($name, $changes, $check)
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
$name_quoted = $db->quoteIdentifier($name, true);
|
|
|
|
|
|
|
|
|
|
|
|
foreach ($changes as $change_name => $change) {
|
|
|
|
|
|
switch ($change_name) {
|
|
|
|
|
|
case 'remove':
|
|
|
|
|
|
case 'rename':
|
|
|
|
|
|
case 'add':
|
|
|
|
|
|
case 'change':
|
|
|
|
|
|
case 'name':
|
|
|
|
|
|
break;
|
|
|
|
|
|
default:
|
|
|
|
|
|
return $db->raiseError(MDB2_ERROR_CANNOT_ALTER, null, null,
|
|
|
|
|
|
'change type "'.$change_name.'" not yet supported', __FUNCTION__);
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
if ($check) {
|
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$idxname_format = $db->getOption('idxname_format');
|
|
|
|
|
|
$db->setOption('idxname_format', '%s');
|
|
|
|
|
|
|
|
|
|
|
|
if (!empty($changes['remove']) && is_array($changes['remove'])) {
|
|
|
|
|
|
$result = $this->_dropConflictingIndices($name, array_keys($changes['remove']));
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
$db->setOption('idxname_format', $idxname_format);
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
$result = $this->_dropConflictingConstraints($name, array_keys($changes['remove']));
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
$db->setOption('idxname_format', $idxname_format);
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$query = '';
|
|
|
|
|
|
foreach ($changes['remove'] as $field_name => $field) {
|
|
|
|
|
|
if ($query) {
|
|
|
|
|
|
$query.= ', ';
|
|
|
|
|
|
}
|
|
|
|
|
|
$field_name = $db->quoteIdentifier($field_name, true);
|
|
|
|
|
|
$query.= 'COLUMN ' . $field_name;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$result = $db->exec("ALTER TABLE $name_quoted DROP $query");
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
$db->setOption('idxname_format', $idxname_format);
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
if (!empty($changes['rename']) && is_array($changes['rename'])) {
|
|
|
|
|
|
foreach ($changes['rename'] as $field_name => $field) {
|
|
|
|
|
|
$field_name = $db->quoteIdentifier($field_name, true);
|
|
|
|
|
|
$result = $db->exec("sp_rename '$name_quoted.$field_name', '".$field['name']."', 'COLUMN'");
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
$db->setOption('idxname_format', $idxname_format);
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
if (!empty($changes['add']) && is_array($changes['add'])) {
|
|
|
|
|
|
$query = '';
|
|
|
|
|
|
foreach ($changes['add'] as $field_name => $field) {
|
|
|
|
|
|
if ($query) {
|
|
|
|
|
|
$query.= ', ';
|
|
|
|
|
|
} else {
|
|
|
|
|
|
$query.= 'ADD ';
|
|
|
|
|
|
}
|
|
|
|
|
|
$query.= $db->getDeclaration($field['type'], $field_name, $field);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$result = $db->exec("ALTER TABLE $name_quoted $query");
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
$db->setOption('idxname_format', $idxname_format);
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$dropped_indices = array();
|
|
|
|
|
|
$dropped_constraints = array();
|
|
|
|
|
|
|
|
|
|
|
|
if (!empty($changes['change']) && is_array($changes['change'])) {
|
|
|
|
|
|
$dropped = $this->_dropConflictingIndices($name, array_keys($changes['change']));
|
|
|
|
|
|
if (PEAR::isError($dropped)) {
|
|
|
|
|
|
$db->setOption('idxname_format', $idxname_format);
|
|
|
|
|
|
return $dropped;
|
|
|
|
|
|
}
|
|
|
|
|
|
$dropped_indices = array_merge($dropped_indices, $dropped);
|
|
|
|
|
|
$dropped = $this->_dropConflictingConstraints($name, array_keys($changes['change']));
|
|
|
|
|
|
if (PEAR::isError($dropped)) {
|
|
|
|
|
|
$db->setOption('idxname_format', $idxname_format);
|
|
|
|
|
|
return $dropped;
|
|
|
|
|
|
}
|
|
|
|
|
|
$dropped_constraints = array_merge($dropped_constraints, $dropped);
|
|
|
|
|
|
|
|
|
|
|
|
foreach ($changes['change'] as $field_name => $field) {
|
|
|
|
|
|
//MSSQL doesn't allow multiple ALTER COLUMNs in one query
|
|
|
|
|
|
$query = 'ALTER COLUMN ';
|
|
|
|
|
|
|
|
|
|
|
|
//MSSQL doesn't allow changing the DEFAULT value of a field in altering mode
|
|
|
|
|
|
if (array_key_exists('default', $field['definition'])) {
|
|
|
|
|
|
unset($field['definition']['default']);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$query .= $db->getDeclaration($field['definition']['type'], $field_name, $field['definition']);
|
|
|
|
|
|
$result = $db->exec("ALTER TABLE $name_quoted $query");
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
$db->setOption('idxname_format', $idxname_format);
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// restore the dropped conflicting indices and constraints
|
|
|
|
|
|
foreach ($dropped_indices as $index_name => $index) {
|
|
|
|
|
|
$result = $this->createIndex($name, $index_name, $index);
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
$db->setOption('idxname_format', $idxname_format);
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
foreach ($dropped_constraints as $constraint_name => $constraint) {
|
|
|
|
|
|
$result = $this->createConstraint($name, $constraint_name, $constraint);
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
$db->setOption('idxname_format', $idxname_format);
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$db->setOption('idxname_format', $idxname_format);
|
|
|
|
|
|
|
|
|
|
|
|
if (!empty($changes['name'])) {
|
|
|
|
|
|
$new_name = $db->quoteIdentifier($changes['name'], true);
|
|
|
|
|
|
$result = $db->exec("sp_rename '$name_quoted', '$new_name'");
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{ _dropConflictingIndices()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* Drop the indices that prevent a successful ALTER TABLE action
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string $table table name
|
|
|
|
|
|
* @param array $fields array of names of the fields affected by the change
|
|
|
|
|
|
*
|
|
|
|
|
|
* @return array dropped indices definitions
|
|
|
|
|
|
*/
|
|
|
|
|
|
function _dropConflictingIndices($table, $fields)
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$dropped = array();
|
|
|
|
|
|
$index_names = $this->listTableIndexes($table);
|
|
|
|
|
|
if (PEAR::isError($index_names)) {
|
|
|
|
|
|
return $index_names;
|
|
|
|
|
|
}
|
|
|
|
|
|
$db->loadModule('Reverse');
|
|
|
|
|
|
$indexes = array();
|
|
|
|
|
|
foreach ($index_names as $index_name) {
|
|
|
|
|
|
$idx_def = $db->reverse->getTableIndexDefinition($table, $index_name);
|
|
|
|
|
|
if (!PEAR::isError($idx_def)) {
|
|
|
|
|
|
$indexes[$index_name] = $idx_def;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
foreach ($fields as $field_name) {
|
|
|
|
|
|
foreach ($indexes as $index_name => $index) {
|
|
|
|
|
|
if (!isset($dropped[$index_name]) && array_key_exists($field_name, $index['fields'])) {
|
|
|
|
|
|
$dropped[$index_name] = $index;
|
|
|
|
|
|
$result = $this->dropIndex($table, $index_name);
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
return $dropped;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{ _dropConflictingConstraints()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* Drop the constraints that prevent a successful ALTER TABLE action
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string $table table name
|
|
|
|
|
|
* @param array $fields array of names of the fields affected by the change
|
|
|
|
|
|
*
|
|
|
|
|
|
* @return array dropped constraints definitions
|
|
|
|
|
|
*/
|
|
|
|
|
|
function _dropConflictingConstraints($table, $fields)
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$dropped = array();
|
|
|
|
|
|
$constraint_names = $this->listTableConstraints($table);
|
|
|
|
|
|
if (PEAR::isError($constraint_names)) {
|
|
|
|
|
|
return $constraint_names;
|
|
|
|
|
|
}
|
|
|
|
|
|
$db->loadModule('Reverse');
|
|
|
|
|
|
$constraints = array();
|
|
|
|
|
|
foreach ($constraint_names as $constraint_name) {
|
|
|
|
|
|
$cons_def = $db->reverse->getTableConstraintDefinition($table, $constraint_name);
|
|
|
|
|
|
if (!PEAR::isError($cons_def)) {
|
|
|
|
|
|
$constraints[$constraint_name] = $cons_def;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
foreach ($fields as $field_name) {
|
|
|
|
|
|
foreach ($constraints as $constraint_name => $constraint) {
|
|
|
|
|
|
if (!isset($dropped[$constraint_name]) && array_key_exists($field_name, $constraint['fields'])) {
|
|
|
|
|
|
$dropped[$constraint_name] = $constraint;
|
|
|
|
|
|
$result = $this->dropConstraint($table, $constraint_name);
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
// also drop implicit DEFAULT constraints
|
|
|
|
|
|
$default = $this->_getTableFieldDefaultConstraint($table, $field_name);
|
|
|
|
|
|
if (!PEAR::isError($default) && !empty($default)) {
|
|
|
|
|
|
$result = $this->dropConstraint($table, $default);
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
return $dropped;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{ _getTableFieldDefaultConstraint()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* Get the default constraint for a table field
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string $table name of table that should be used in method
|
|
|
|
|
|
* @param string $field name of field that should be used in method
|
|
|
|
|
|
*
|
|
|
|
|
|
* @return mixed name of default constraint on success, a MDB2 error on failure
|
|
|
|
|
|
* @access private
|
|
|
|
|
|
*/
|
|
|
|
|
|
function _getTableFieldDefaultConstraint($table, $field)
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$table = $db->quoteIdentifier($table, true);
|
|
|
|
|
|
$field = $db->quote($field, 'text');
|
|
|
|
|
|
$query = "SELECT OBJECT_NAME(syscolumns.cdefault)
|
|
|
|
|
|
FROM syscolumns
|
|
|
|
|
|
WHERE syscolumns.id = object_id('$table')
|
|
|
|
|
|
AND syscolumns.name = $field
|
|
|
|
|
|
AND syscolumns.cdefault <> 0";
|
|
|
|
|
|
return $db->queryOne($query);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{ listTables()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* list all tables in the current database
|
|
|
|
|
|
*
|
|
|
|
|
|
* @return mixed array of table names on success, a MDB2 error on failure
|
|
|
|
|
|
* @access public
|
|
|
|
|
|
*/
|
|
|
|
|
|
function listTables()
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$query = 'EXEC sp_tables @table_type = "\'TABLE\'"';
|
|
|
|
|
|
$table_names = $db->queryCol($query, null, 2);
|
|
|
|
|
|
if (PEAR::isError($table_names)) {
|
|
|
|
|
|
return $table_names;
|
|
|
|
|
|
}
|
|
|
|
|
|
$result = array();
|
|
|
|
|
|
foreach ($table_names as $table_name) {
|
|
|
|
|
|
if (!$this->_fixSequenceName($table_name, true)) {
|
|
|
|
|
|
$result[] = $table_name;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
|
|
|
|
|
|
$result = array_map(($db->options['field_case'] == CASE_LOWER ?
|
|
|
|
|
|
'strtolower' : 'strtoupper'), $result);
|
|
|
|
|
|
}
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{ listTableFields()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* list all fields in a table in the current database
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string $table name of table that should be used in method
|
|
|
|
|
|
*
|
|
|
|
|
|
* @return mixed array of field names on success, a MDB2 error on failure
|
|
|
|
|
|
* @access public
|
|
|
|
|
|
*/
|
|
|
|
|
|
function listTableFields($table)
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$table = $db->quoteIdentifier($table, true);
|
|
|
|
|
|
$columns = $db->queryCol("SELECT c.name
|
|
|
|
|
|
FROM syscolumns c
|
|
|
|
|
|
LEFT JOIN sysobjects o ON c.id = o.id
|
|
|
|
|
|
WHERE o.name = '$table'");
|
|
|
|
|
|
if (PEAR::isError($columns)) {
|
|
|
|
|
|
return $columns;
|
|
|
|
|
|
}
|
|
|
|
|
|
if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
|
|
|
|
|
|
$columns = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $columns);
|
|
|
|
|
|
}
|
|
|
|
|
|
return $columns;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{ listTableIndexes()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* list all indexes in a table
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string $table name of table that should be used in method
|
|
|
|
|
|
*
|
|
|
|
|
|
* @return mixed array of index names on success, a MDB2 error on failure
|
|
|
|
|
|
* @access public
|
|
|
|
|
|
*/
|
|
|
|
|
|
function listTableIndexes($table)
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$key_name = 'INDEX_NAME';
|
|
|
|
|
|
$pk_name = 'PK_NAME';
|
|
|
|
|
|
if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
|
|
|
|
|
|
if ($db->options['field_case'] == CASE_LOWER) {
|
|
|
|
|
|
$key_name = strtolower($key_name);
|
|
|
|
|
|
$pk_name = strtolower($pk_name);
|
|
|
|
|
|
} else {
|
|
|
|
|
|
$key_name = strtoupper($key_name);
|
|
|
|
|
|
$pk_name = strtoupper($pk_name);
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
$table = $db->quote($table, 'text');
|
|
|
|
|
|
$query = "EXEC sp_statistics @table_name=$table";
|
|
|
|
|
|
$indexes = $db->queryCol($query, 'text', $key_name);
|
|
|
|
|
|
if (PEAR::isError($indexes)) {
|
|
|
|
|
|
return $indexes;
|
|
|
|
|
|
}
|
|
|
|
|
|
$query = "EXEC sp_pkeys @table_name=$table";
|
|
|
|
|
|
$pk_all = $db->queryCol($query, 'text', $pk_name);
|
|
|
|
|
|
$result = array();
|
|
|
|
|
|
foreach ($indexes as $index) {
|
|
|
|
|
|
if (!in_array($index, $pk_all) && ($index = $this->_fixIndexName($index))) {
|
|
|
|
|
|
$result[$index] = true;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
|
|
|
|
|
|
$result = array_change_key_case($result, $db->options['field_case']);
|
|
|
|
|
|
}
|
|
|
|
|
|
return array_keys($result);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{ listDatabases()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* list all databases
|
|
|
|
|
|
*
|
|
|
|
|
|
* @return mixed array of database names on success, a MDB2 error on failure
|
|
|
|
|
|
* @access public
|
|
|
|
|
|
*/
|
|
|
|
|
|
function listDatabases()
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$result = $db->queryCol('SELECT name FROM sys.databases');
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
|
|
|
|
|
|
$result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
|
|
|
|
|
|
}
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{ listUsers()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* list all users
|
|
|
|
|
|
*
|
|
|
|
|
|
* @return mixed array of user names on success, a MDB2 error on failure
|
|
|
|
|
|
* @access public
|
|
|
|
|
|
*/
|
|
|
|
|
|
function listUsers()
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$result = $db->queryCol('SELECT DISTINCT loginame FROM master..sysprocesses');
|
|
|
|
|
|
if (PEAR::isError($result) || empty($result)) {
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
foreach (array_keys($result) as $k) {
|
|
|
|
|
|
$result[$k] = trim($result[$k]);
|
|
|
|
|
|
}
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{ listFunctions()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* list all functions in the current database
|
|
|
|
|
|
*
|
|
|
|
|
|
* @return mixed array of function names on success, a MDB2 error on failure
|
|
|
|
|
|
* @access public
|
|
|
|
|
|
*/
|
|
|
|
|
|
function listFunctions()
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$query = "SELECT name
|
|
|
|
|
|
FROM sysobjects
|
|
|
|
|
|
WHERE objectproperty(id, N'IsMSShipped') = 0
|
|
|
|
|
|
AND (objectproperty(id, N'IsTableFunction') = 1
|
|
|
|
|
|
OR objectproperty(id, N'IsScalarFunction') = 1)";
|
|
|
|
|
|
/*
|
|
|
|
|
|
SELECT ROUTINE_NAME
|
|
|
|
|
|
FROM INFORMATION_SCHEMA.ROUTINES
|
|
|
|
|
|
WHERE ROUTINE_TYPE = 'FUNCTION'
|
|
|
|
|
|
*/
|
|
|
|
|
|
$result = $db->queryCol($query);
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
|
|
|
|
|
|
$result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
|
|
|
|
|
|
}
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{ listTableTriggers()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* list all triggers in the database that reference a given table
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string table for which all referenced triggers should be found
|
|
|
|
|
|
*
|
|
|
|
|
|
* @return mixed array of trigger names on success, otherwise, false which
|
|
|
|
|
|
* could be a db error if the db is not instantiated or could
|
|
|
|
|
|
* be the results of the error that occured during the
|
|
|
|
|
|
* querying of the sysobject module.
|
|
|
|
|
|
* @access public
|
|
|
|
|
|
*/
|
|
|
|
|
|
function listTableTriggers($table = null)
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$table = $db->quote($table, 'text');
|
|
|
|
|
|
$query = "SELECT o.name
|
|
|
|
|
|
FROM sysobjects o
|
|
|
|
|
|
WHERE xtype = 'TR'
|
|
|
|
|
|
AND OBJECTPROPERTY(o.id, 'IsMSShipped') = 0";
|
|
|
|
|
|
if (null !== $table) {
|
|
|
|
|
|
$query .= " AND object_name(parent_obj) = $table";
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$result = $db->queryCol($query);
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE &&
|
|
|
|
|
|
$db->options['field_case'] == CASE_LOWER)
|
|
|
|
|
|
{
|
|
|
|
|
|
$result = array_map(($db->options['field_case'] == CASE_LOWER ?
|
|
|
|
|
|
'strtolower' : 'strtoupper'), $result);
|
|
|
|
|
|
}
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{ listViews()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* list all views in the current database
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string database, the current is default
|
|
|
|
|
|
*
|
|
|
|
|
|
* @return mixed array of view names on success, a MDB2 error on failure
|
|
|
|
|
|
* @access public
|
|
|
|
|
|
*/
|
|
|
|
|
|
function listViews()
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$query = "SELECT name
|
|
|
|
|
|
FROM sysobjects
|
|
|
|
|
|
WHERE xtype = 'V'";
|
|
|
|
|
|
/*
|
|
|
|
|
|
SELECT *
|
|
|
|
|
|
FROM sysobjects
|
|
|
|
|
|
WHERE objectproperty(id, N'IsMSShipped') = 0
|
|
|
|
|
|
AND objectproperty(id, N'IsView') = 1
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
|
|
$result = $db->queryCol($query);
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE &&
|
|
|
|
|
|
$db->options['field_case'] == CASE_LOWER)
|
|
|
|
|
|
{
|
|
|
|
|
|
$result = array_map(($db->options['field_case'] == CASE_LOWER ?
|
|
|
|
|
|
'strtolower' : 'strtoupper'), $result);
|
|
|
|
|
|
}
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{ dropIndex()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* drop existing index
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string $table name of table that should be used in method
|
|
|
|
|
|
* @param string $name name of the index to be dropped
|
|
|
|
|
|
*
|
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
|
* @access public
|
|
|
|
|
|
*/
|
|
|
|
|
|
function dropIndex($table, $name)
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$table = $db->quoteIdentifier($table, true);
|
|
|
|
|
|
$name = $db->quoteIdentifier($db->getIndexName($name), true);
|
|
|
|
|
|
return $db->exec("DROP INDEX $table.$name");
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{ listTableConstraints()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* list all constraints in a table
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string $table name of table that should be used in method
|
|
|
|
|
|
*
|
|
|
|
|
|
* @return mixed array of constraint names on success, a MDB2 error on failure
|
|
|
|
|
|
* @access public
|
|
|
|
|
|
*/
|
|
|
|
|
|
function listTableConstraints($table)
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
$query = "SELECT c.constraint_name
|
|
|
|
|
|
FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS c
|
|
|
|
|
|
WHERE c.constraint_catalog = DB_NAME()
|
|
|
|
|
|
AND c.table_name = '$table'";
|
|
|
|
|
|
$constraints = $db->queryCol($query);
|
|
|
|
|
|
if (PEAR::isError($constraints)) {
|
|
|
|
|
|
return $constraints;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$result = array();
|
|
|
|
|
|
foreach ($constraints as $constraint) {
|
|
|
|
|
|
$constraint = $this->_fixIndexName($constraint);
|
|
|
|
|
|
if (!empty($constraint)) {
|
|
|
|
|
|
$result[$constraint] = true;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
|
|
|
|
|
|
$result = array_change_key_case($result, $db->options['field_case']);
|
|
|
|
|
|
}
|
|
|
|
|
|
return array_keys($result);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* Create a basic SQL query for a new table creation
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string $name Name of the database that should be created
|
|
|
|
|
|
* @param array $fields Associative array that contains the definition of each field of the new table
|
|
|
|
|
|
* @param array $options An associative array of table options
|
|
|
|
|
|
* Supported options are:
|
|
|
|
|
|
* 'primary' An array of column names in the array keys
|
|
|
|
|
|
* that form the primary key of the table
|
|
|
|
|
|
* 'temporary' If true, creates the table as a temporary table
|
|
|
|
|
|
* @return mixed string The SQL query on success, or MDB2 error on failure
|
|
|
|
|
|
* @see createTable()
|
|
|
|
|
|
*/
|
|
|
|
|
|
function _getCreateTableQuery($name, $fields, $options = array())
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
if (!$name) {
|
|
|
|
|
|
return $db->raiseError(MDB2_ERROR_CANNOT_CREATE, null, null,
|
|
|
|
|
|
'no valid table name specified', __FUNCTION__);
|
|
|
|
|
|
}
|
|
|
|
|
|
if (empty($fields)) {
|
|
|
|
|
|
return $db->raiseError(MDB2_ERROR_CANNOT_CREATE, null, null,
|
|
|
|
|
|
'no fields specified for table "'.$name.'"', __FUNCTION__);
|
|
|
|
|
|
}
|
|
|
|
|
|
$query_fields = $this->getFieldDeclarationList($fields);
|
|
|
|
|
|
if (PEAR::isError($query_fields)) {
|
|
|
|
|
|
return $query_fields;
|
|
|
|
|
|
}
|
|
|
|
|
|
/*Removed since you can't get the PK name from Schema here, will result in a redefinition of PK index error
|
|
|
|
|
|
if (!empty($options['primary'])) {
|
|
|
|
|
|
$query_fields.= ', PRIMARY KEY ('.implode(', ', array_keys($options['primary'])).')';
|
|
|
|
|
|
}*/
|
|
|
|
|
|
|
|
|
|
|
|
$name = $db->quoteIdentifier($name, true);
|
|
|
|
|
|
$result = 'CREATE ';
|
|
|
|
|
|
if (!empty($options['temporary']) && $options['temporary']) {
|
|
|
|
|
|
$result .= $this->_getTemporaryTableQuery() . ' ';
|
|
|
|
|
|
}
|
|
|
|
|
|
$result .= "TABLE $name ($query_fields)";
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{ createSequence()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* create sequence
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string $seq_name name of the sequence to be created
|
|
|
|
|
|
* @param string $start start value of the sequence; default is 1
|
|
|
|
|
|
*
|
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
|
* @access public
|
|
|
|
|
|
*/
|
|
|
|
|
|
function createSequence($seq_name, $start = 1)
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$sequence_name = $db->quoteIdentifier($db->getSequenceName($seq_name), true);
|
|
|
|
|
|
$seqcol_name = $db->quoteIdentifier($db->options['seqcol_name'], true);
|
|
|
|
|
|
$query = "CREATE TABLE $sequence_name ($seqcol_name " .
|
|
|
|
|
|
"INT PRIMARY KEY CLUSTERED IDENTITY($start,1) NOT NULL)";
|
|
|
|
|
|
|
|
|
|
|
|
$res = $db->exec($query);
|
|
|
|
|
|
if (PEAR::isError($res)) {
|
|
|
|
|
|
return $res;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$query = "SET IDENTITY_INSERT $sequence_name ON ".
|
|
|
|
|
|
"INSERT INTO $sequence_name ($seqcol_name) VALUES ($start)";
|
|
|
|
|
|
$res = $db->exec($query);
|
|
|
|
|
|
|
|
|
|
|
|
if (!PEAR::isError($res)) {
|
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$result = $db->exec("DROP TABLE $sequence_name");
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
|
return $db->raiseError($result, null, null,
|
|
|
|
|
|
'could not drop inconsistent sequence table', __FUNCTION__);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
return $db->raiseError($res, null, null,
|
|
|
|
|
|
'could not create sequence table', __FUNCTION__);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{ dropSequence()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* This function drops an existing sequence
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string $seq_name name of the sequence to be dropped
|
|
|
|
|
|
*
|
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
|
* @access public
|
|
|
|
|
|
*/
|
|
|
|
|
|
function dropSequence($seq_name)
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$sequence_name = $db->quoteIdentifier($db->getSequenceName($seq_name), true);
|
|
|
|
|
|
return $db->exec("DROP TABLE $sequence_name");
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
// {{{ listSequences()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* list all sequences in the current database
|
|
|
|
|
|
*
|
|
|
|
|
|
* @return mixed array of sequence names on success, a MDB2 error on failure
|
|
|
|
|
|
* @access public
|
|
|
|
|
|
*/
|
|
|
|
|
|
function listSequences()
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$query = "SELECT name FROM sysobjects WHERE xtype = 'U'";
|
|
|
|
|
|
$table_names = $db->queryCol($query);
|
|
|
|
|
|
if (PEAR::isError($table_names)) {
|
|
|
|
|
|
return $table_names;
|
|
|
|
|
|
}
|
|
|
|
|
|
$result = array();
|
|
|
|
|
|
foreach ($table_names as $table_name) {
|
|
|
|
|
|
if ($sqn = $this->_fixSequenceName($table_name, true)) {
|
|
|
|
|
|
$result[] = $sqn;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
|
|
|
|
|
|
$result = array_map(($db->options['field_case'] == CASE_LOWER ?
|
|
|
|
|
|
'strtolower' : 'strtoupper'), $result);
|
|
|
|
|
|
}
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
/**
|
|
|
|
|
|
* New OPENX method to check table name according to specifications:
|
|
|
|
|
|
* http://msdn.microsoft.com/en-us/library/aa258255(SQL.80).aspx
|
|
|
|
|
|
*
|
|
|
|
|
|
* Table names must conform to the rules for identifiers. The combination of owner.table_name
|
|
|
|
|
|
* must be unique within the database. table_name can contain a maximum of 128 characters,
|
|
|
|
|
|
* except for local temporary table names (names prefixed with a single number sign (#)) that
|
|
|
|
|
|
* cannot exceed 116 characters.
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string $name table name to check
|
|
|
|
|
|
* @return true if name is correct and PEAR error on failure
|
|
|
|
|
|
*/
|
|
|
|
|
|
function validateTableName($name)
|
|
|
|
|
|
{
|
|
|
|
|
|
// Table name maximum length is 128
|
|
|
|
|
|
if (strlen($name) > 128) {
|
|
|
|
|
|
return PEAR::raiseError(
|
|
|
|
|
|
'SQL Server table names are limited to 128 characters in length');
|
|
|
|
|
|
}
|
|
|
|
|
|
return true;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* New OpenX method
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string $table
|
|
|
|
|
|
* @return array
|
|
|
|
|
|
*/
|
|
|
|
|
|
function getTableStatus($table)
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$query = "exec sp_spaceused '{$table}'";
|
|
|
|
|
|
$result = $db->queryAll($query, null, MDB2_FETCHMODE_ASSOC);
|
|
|
|
|
|
if (PEAR::isError($result))
|
|
|
|
|
|
{
|
|
|
|
|
|
return array();
|
|
|
|
|
|
}
|
|
|
|
|
|
$result[0]['data_length'] = (isset($result[0]['data'])) ? $result[0]['data'] : 0;
|
|
|
|
|
|
$result[0]['data_free'] = (isset($result[0]['unused'])) ? $result[0]['unused'] : 0;
|
|
|
|
|
|
//data_length,rows,auto_increment,data_free
|
|
|
|
|
|
$query = "SELECT IDENT_CURRENT ('{$table}') + IDENT_INCR ('{$table}') AS auto_increment";
|
|
|
|
|
|
$resultIdentity = $db->queryAll($query, null, MDB2_FETCHMODE_ASSOC);
|
|
|
|
|
|
$result[0]['auto_increment'] = (isset($resultIdentity[0]['auto_increment'])) ? $resultIdentity[0]['auto_increment'] : 0;
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
function checkTable($tableName)
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
$query = 'CHECK TABLE '.$tableName;
|
|
|
|
|
|
$result = $db->queryRow($query, null, MDB2_FETCHMODE_ASSOC);
|
|
|
|
|
|
if (PEAR::isError($result))
|
|
|
|
|
|
{
|
|
|
|
|
|
return array('msg_text' => $result->getUserInfo());
|
|
|
|
|
|
}
|
|
|
|
|
|
return $result;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* New OPENX method to check database name according to specifications:
|
|
|
|
|
|
* Mysql specification: http://dev.mysql.com/doc/refman/4.1/en/identifiers.html
|
|
|
|
|
|
* Mysql specification: http://dev.mysql.com/doc/refman/5.0/en/identifiers.html
|
|
|
|
|
|
* For 4.0, 4.1, 5.0 seem to be the same
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string $name database name to check
|
|
|
|
|
|
* @return true in name is correct and PEAR error on failure
|
|
|
|
|
|
*/
|
|
|
|
|
|
function validateDatabaseName($name)
|
|
|
|
|
|
{
|
|
|
|
|
|
return $this->_validateEntityName($name, 'Database');
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* New OPENX method to check entity name according to specifications:
|
|
|
|
|
|
* Mysql specification: http://dev.mysql.com/doc/refman/4.1/en/identifiers.html
|
|
|
|
|
|
* Mysql specification: http://dev.mysql.com/doc/refman/5.0/en/identifiers.html
|
|
|
|
|
|
* For 4.0, 4.1, 5.0 seem to be the same
|
|
|
|
|
|
*
|
|
|
|
|
|
* There are some restrictions on the characters that may appear in identifiers:
|
|
|
|
|
|
* - No identifier can contain ASCII 0 (0x00) or a byte with a value of 255.
|
|
|
|
|
|
* - Before MySQL 4.1, identifier quote characters should not be used in identifiers.
|
|
|
|
|
|
* - Database, table, and column names should not end with space characters.
|
|
|
|
|
|
* - Database and table names cannot contain <20>/<2F>, <20>\<5C>, <20>.<2E>, or characters that are not allowed in filenames.
|
|
|
|
|
|
*
|
|
|
|
|
|
* Table/Database name maximum length:
|
|
|
|
|
|
* - 64
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string $name table name to check
|
|
|
|
|
|
* @return true if name is correct and PEAR error on failure
|
|
|
|
|
|
* *
|
|
|
|
|
|
* @param unknown_type $name
|
|
|
|
|
|
* @param unknown_type $entityType
|
|
|
|
|
|
* @return unknown
|
|
|
|
|
|
*/
|
|
|
|
|
|
function _validateEntityName($name, $entityType)
|
|
|
|
|
|
{
|
|
|
|
|
|
// Table name maximum length is 64
|
|
|
|
|
|
if (strlen($name) > 64) {
|
|
|
|
|
|
return PEAR::raiseError(
|
|
|
|
|
|
$entityType.' names are limited to 64 characters in length');
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// Database, table, and column names should not end with space characters.
|
|
|
|
|
|
// Extended for leading and ending spaces
|
|
|
|
|
|
if ($name != trim($name)) {
|
|
|
|
|
|
return PEAR::raiseError(
|
|
|
|
|
|
$entityType.' names should not start or end with space characters');
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// No identifier can contain ASCII 0 (0x00) or a byte with a value of 255.
|
|
|
|
|
|
if (preg_match( '/([\x00\xff])/', $name)) {
|
|
|
|
|
|
return PEAR::raiseError(
|
|
|
|
|
|
$entityType.' names cannot contain ASCII 0 (0x00) or a byte with a value of 255');
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
//Before MySQL 4.1, identifier quote characters should not be used in identifiers.
|
|
|
|
|
|
//we actually extend that and disallow quoting at all
|
|
|
|
|
|
if (preg_match( '/(\\\\|\/|\.|\"|\\\'| |\\(|\\)|\\:|\\;)/', $name)) {
|
|
|
|
|
|
return PEAR::raiseError(
|
|
|
|
|
|
$entityType.' names cannot contain "/", "\\", ".", or characters that are not allowed in filenames');
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
return true;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// {{{ createConstraint()
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* create a constraint on a table
|
|
|
|
|
|
*
|
|
|
|
|
|
* @param string $table name of the table on which the constraint is to be created
|
|
|
|
|
|
* @param string $name name of the constraint to be created
|
|
|
|
|
|
* @param array $definition associative array that defines properties of the constraint to be created.
|
|
|
|
|
|
* Currently, only one property named FIELDS is supported. This property
|
|
|
|
|
|
* is also an associative with the names of the constraint fields as array
|
|
|
|
|
|
* constraints. Each entry of this array is set to another type of associative
|
|
|
|
|
|
* array that specifies properties of the constraint that are specific to
|
|
|
|
|
|
* each field.
|
|
|
|
|
|
*
|
|
|
|
|
|
* Example
|
|
|
|
|
|
* array(
|
|
|
|
|
|
* 'fields' => array(
|
|
|
|
|
|
* 'user_name' => array(),
|
|
|
|
|
|
* 'last_login' => array()
|
|
|
|
|
|
* )
|
|
|
|
|
|
* )
|
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
|
* @access public
|
|
|
|
|
|
*/
|
|
|
|
|
|
function createConstraint($table, $name, $definition)
|
|
|
|
|
|
{
|
|
|
|
|
|
$db =& $this->getDBInstance();
|
|
|
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
|
return $db;
|
|
|
|
|
|
}
|
|
|
|
|
|
$table = $db->quoteIdentifier($table, true);
|
|
|
|
|
|
$name = $db->quoteIdentifier($db->getIndexName($name), true);
|
|
|
|
|
|
if (!empty($definition['primary']) && empty($definition['unique'])) {
|
|
|
|
|
|
$query = "ALTER TABLE $table ADD CONSTRAINT $name";
|
|
|
|
|
|
if (!empty($definition['primary'])) {
|
|
|
|
|
|
$query.= ' PRIMARY KEY';
|
|
|
|
|
|
} elseif (!empty($definition['unique'])) {
|
|
|
|
|
|
$query.= ' UNIQUE';
|
|
|
|
|
|
}
|
|
|
|
|
|
} elseif (!empty($definition['unique'])) {
|
|
|
|
|
|
$query = "CREATE UNIQUE NONCLUSTERED INDEX $name ON $table";
|
|
|
|
|
|
}
|
|
|
|
|
|
$fields = array();
|
|
|
|
|
|
foreach (array_keys($definition['fields']) as $field) {
|
|
|
|
|
|
$fields[] = $db->quoteIdentifier($field, true);
|
|
|
|
|
|
}
|
|
|
|
|
|
$query .= ' ('. implode(', ', $fields) . ')';
|
|
|
|
|
|
//deals with NULL values and UNIQUE indexes, this solution is only available in SQL Server 2008
|
|
|
|
|
|
//https://connect.microsoft.com/SQLServer/feedback/ViewFeedback.aspx?FeedbackID=299229
|
|
|
|
|
|
if (!empty($definition['unique']) && empty($definition['primary'])) {
|
|
|
|
|
|
for($i=0;$i<count($fields);$i++) $fields[$i] .= ' is NOT NULL';
|
|
|
|
|
|
$query .= ' WHERE '. implode(' AND ', $fields);
|
|
|
|
|
|
}
|
|
|
|
|
|
return $db->exec($query);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
|
?>
|
