diff options
Diffstat (limited to 'program/lib/MDB2/Driver/Manager/mssql.php')
-rw-r--r-- | program/lib/MDB2/Driver/Manager/mssql.php | 815 |
1 files changed, 815 insertions, 0 deletions
diff --git a/program/lib/MDB2/Driver/Manager/mssql.php b/program/lib/MDB2/Driver/Manager/mssql.php new file mode 100644 index 000000000..9cc66f3b7 --- /dev/null +++ b/program/lib/MDB2/Driver/Manager/mssql.php @@ -0,0 +1,815 @@ +<?php
+// +----------------------------------------------------------------------+
+// | PHP versions 4 and 5 |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 1998-2007 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 |
+// | are met: |
+// | |
+// | 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. |
+// +----------------------------------------------------------------------+
+// | Authors: Frank M. Kromann <frank@kromann.info> |
+// | David Coallier <davidc@php.net> |
+// | Lorenzo Alberton <l.alberton@quipo.it> |
+// +----------------------------------------------------------------------+
+//
+// $Id: mssql.php,v 1.93 2007/12/03 20:59:15 quipo Exp $
+//
+
+require_once 'MDB2/Driver/Manager/Common.php';
+
+// {{{ class MDB2_Driver_Manager_mssql
+
+/**
+ * MDB2 MSSQL driver for the management modules
+ *
+ * @package MDB2
+ * @category Database
+ * @author Frank M. Kromann <frank@kromann.info>
+ * @author David Coallier <davidc@php.net>
+ * @author Lorenzo Alberton <l.alberton@quipo.it>
+ */
+class MDB2_Driver_Manager_mssql extends MDB2_Driver_Manager_Common
+{
+ // {{{ createDatabase()
+ /**
+ * create a new database
+ *
+ * @param string $name name of the database that should be created
+ * @param array $options array with collation info
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function createDatabase($name, $options = array())
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $name = $db->quoteIdentifier($name, true);
+ $query = "CREATE DATABASE $name";
+ if ($db->options['database_device']) {
+ $query.= ' ON '.$db->options['database_device'];
+ $query.= $db->options['database_size'] ? '=' .
+ $db->options['database_size'] : '';
+ }
+ if (!empty($options['collation'])) {
+ $query .= ' COLLATE ' . $options['collation'];
+ }
+ return $db->standaloneQuery($query, null, true);
+ }
+
+ // }}}
+ // {{{ dropDatabase()
+
+ /**
+ * drop an existing database
+ *
+ * @param string $name name of the database that should be dropped
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function dropDatabase($name)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $name = $db->quoteIdentifier($name, true);
+ return $db->standaloneQuery("DROP DATABASE $name", null, true);
+ }
+
+ // }}}
+ // {{{ _getTemporaryTableQuery()
+
+ /**
+ * Override the parent method.
+ *
+ * @return string The string required to be placed between "CREATE" and "TABLE"
+ * to generate a temporary table, if possible.
+ */
+ function _getTemporaryTableQuery()
+ {
+ return '';
+ }
+
+ // }}}
+ // {{{ _getAdvancedFKOptions()
+
+ /**
+ * Return the FOREIGN KEY query section dealing with non-standard options
+ * as MATCH, INITIALLY DEFERRED, ON UPDATE, ...
+ *
+ * @param array $definition
+ *
+ * @return string
+ * @access protected
+ */
+ function _getAdvancedFKOptions($definition)
+ {
+ $query = '';
+ if (!empty($definition['onupdate'])) {
+ $query .= ' ON UPDATE '.$definition['onupdate'];
+ }
+ if (!empty($definition['ondelete'])) {
+ $query .= ' ON DELETE '.$definition['ondelete'];
+ }
+ return $query;
+ }
+
+ // }}}
+ // {{{ createTable()
+
+ /**
+ * create a new table
+ *
+ * @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
+ * The indexes of the array entries are the names of the fields of the table an
+ * the array entry values are associative arrays like those that are meant to be
+ * passed with the field definitions to get[Type]Declaration() functions.
+ *
+ * Example
+ * array(
+ *
+ * 'id' => array(
+ * 'type' => 'integer',
+ * 'unsigned' => 1,
+ * 'notnull' => 1,
+ * 'default' => 0,
+ * ),
+ * 'name' => array(
+ * 'type' => 'text',
+ * 'length' => 12,
+ * ),
+ * 'description' => array(
+ * 'type' => 'text',
+ * 'length' => 12,
+ * )
+ * );
+ * @param array $options An associative array of table options:
+ * array(
+ * 'comment' => 'Foo',
+ * 'temporary' => true|false,
+ * );
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function createTable($name, $fields, $options = array())
+ {
+ if (!empty($options['temporary'])) {
+ $name = '#'.$name;
+ }
+ return parent::createTable($name, $fields, $options);
+ }
+
+ // }}}
+ // {{{ 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 $db;
+ }
+
+ foreach ($changes as $change_name => $change) {
+ switch ($change_name) {
+ case 'add':
+ break;
+ case 'remove':
+ break;
+ case 'name':
+ case 'rename':
+ case 'change':
+ default:
+ return $db->raiseError(MDB2_ERROR_CANNOT_ALTER, null, null,
+ 'change type "'.$change_name.'" not yet supported', __FUNCTION__);
+ }
+ }
+
+ if ($check) {
+ return MDB2_OK;
+ }
+
+ $query = '';
+ if (!empty($changes['add']) && is_array($changes['add'])) {
+ foreach ($changes['add'] as $field_name => $field) {
+ if ($query) {
+ $query.= ', ';
+ } else {
+ $query.= 'ADD COLUMN ';
+ }
+ $query.= $db->getDeclaration($field['type'], $field_name, $field);
+ }
+ }
+
+ if (!empty($changes['remove']) && is_array($changes['remove'])) {
+ foreach ($changes['remove'] as $field_name => $field) {
+ if ($query) {
+ $query.= ', ';
+ }
+ $field_name = $db->quoteIdentifier($field_name, true);
+ $query.= 'DROP COLUMN ' . $field_name;
+ }
+ }
+
+ if (!$query) {
+ return MDB2_OK;
+ }
+
+ $name = $db->quoteIdentifier($name, true);
+ return $db->exec("ALTER TABLE $name $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');
+ $query = "SELECT o.name
+ FROM sysobjects o
+ WHERE xtype = 'TR'
+ AND OBJECTPROPERTY(o.id, 'IsMSShipped') = 0";
+ if (!is_null($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;
+ }
+ $table = $db->quoteIdentifier($table, true);
+
+ $query = "SELECT c.constraint_name
+ FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS c
+ WHERE c.constraint_catalog = DB_NAME()
+ AND c.table_name = '$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);
+ }
+
+ // }}}
+ // {{{ 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;
+ }
+
+ // }}}
+}
+
+// }}}
+?>
\ No newline at end of file |