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PK �1H[g�
g2 g2 Mssql.phpnu &1i� <?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Mssql.php 13280 2008-12-15 20:48:08Z mikaelkael $
*/
/**
* @see Zend_Db_Adapter_Pdo_Abstract
*/
require_once 'Zend/Db/Adapter/Pdo/Abstract.php';
/**
* Class for connecting to Microsoft SQL Server databases and performing common operations.
*
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Db_Adapter_Pdo_Mssql extends Zend_Db_Adapter_Pdo_Abstract
{
/**
* PDO type.
*
* @var string
*/
protected $_pdoType = 'mssql';
/**
* Keys are UPPERCASE SQL datatypes or the constants
* Zend_Db::INT_TYPE, Zend_Db::BIGINT_TYPE, or Zend_Db::FLOAT_TYPE.
*
* Values are:
* 0 = 32-bit integer
* 1 = 64-bit integer
* 2 = float or decimal
*
* @var array Associative array of datatypes to values 0, 1, or 2.
*/
protected $_numericDataTypes = array(
Zend_Db::INT_TYPE => Zend_Db::INT_TYPE,
Zend_Db::BIGINT_TYPE => Zend_Db::BIGINT_TYPE,
Zend_Db::FLOAT_TYPE => Zend_Db::FLOAT_TYPE,
'INT' => Zend_Db::INT_TYPE,
'SMALLINT' => Zend_Db::INT_TYPE,
'TINYINT' => Zend_Db::INT_TYPE,
'BIGINT' => Zend_Db::BIGINT_TYPE,
'DECIMAL' => Zend_Db::FLOAT_TYPE,
'FLOAT' => Zend_Db::FLOAT_TYPE,
'MONEY' => Zend_Db::FLOAT_TYPE,
'NUMERIC' => Zend_Db::FLOAT_TYPE,
'REAL' => Zend_Db::FLOAT_TYPE,
'SMALLMONEY' => Zend_Db::FLOAT_TYPE
);
/**
* Creates a PDO DSN for the adapter from $this->_config settings.
*
* @return string
*/
protected function _dsn()
{
// baseline of DSN parts
$dsn = $this->_config;
// don't pass the username and password in the DSN
unset($dsn['username']);
unset($dsn['password']);
unset($dsn['driver_options']);
if (isset($dsn['port'])) {
$seperator = ':';
if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
$seperator = ',';
}
$dsn['host'] .= $seperator . $dsn['port'];
unset($dsn['port']);
}
// this driver supports multiple DSN prefixes
// @see http://www.php.net/manual/en/ref.pdo-dblib.connection.php
if (isset($dsn['pdoType'])) {
switch (strtolower($dsn['pdoType'])) {
case 'freetds':
case 'sybase':
$this->_pdoType = 'sybase';
break;
case 'mssql':
$this->_pdoType = 'mssql';
break;
case 'dblib':
default:
$this->_pdoType = 'dblib';
break;
}
unset($dsn['pdoType']);
}
// use all remaining parts in the DSN
foreach ($dsn as $key => $val) {
$dsn[$key] = "$key=$val";
}
$dsn = $this->_pdoType . ':' . implode(';', $dsn);
return $dsn;
}
/**
* @return void
*/
protected function _connect()
{
if ($this->_connection) {
return;
}
parent::_connect();
$this->_connection->exec('SET QUOTED_IDENTIFIER ON');
}
/**
* Begin a transaction.
*
* It is necessary to override the abstract PDO transaction functions here, as
* the PDO driver for MSSQL does not support transactions.
*/
protected function _beginTransaction()
{
$this->_connect();
$this->_connection->exec('BEGIN TRANSACTION');
return true;
}
/**
* Commit a transaction.
*
* It is necessary to override the abstract PDO transaction functions here, as
* the PDO driver for MSSQL does not support transactions.
*/
protected function _commit()
{
$this->_connect();
$this->_connection->exec('COMMIT TRANSACTION');
return true;
}
/**
* Roll-back a transaction.
*
* It is necessary to override the abstract PDO transaction functions here, as
* the PDO driver for MSSQL does not support transactions.
*/
protected function _rollBack() {
$this->_connect();
$this->_connection->exec('ROLLBACK TRANSACTION');
return true;
}
/**
* Returns a list of the tables in the database.
*
* @return array
*/
public function listTables()
{
$sql = "SELECT name FROM sysobjects WHERE type = 'U' ORDER BY name";
return $this->fetchCol($sql);
}
/**
* Returns the column descriptions for a table.
*
* The return value is an associative array keyed by the column name,
* as returned by the RDBMS.
*
* The value of each array element is an associative array
* with the following keys:
*
* SCHEMA_NAME => string; name of database or schema
* TABLE_NAME => string;
* COLUMN_NAME => string; column name
* COLUMN_POSITION => number; ordinal position of column in table
* DATA_TYPE => string; SQL datatype name of column
* DEFAULT => string; default expression of column, null if none
* NULLABLE => boolean; true if column can have nulls
* LENGTH => number; length of CHAR/VARCHAR
* SCALE => number; scale of NUMERIC/DECIMAL
* PRECISION => number; precision of NUMERIC/DECIMAL
* UNSIGNED => boolean; unsigned property of an integer type
* PRIMARY => boolean; true if column is part of the primary key
* PRIMARY_POSITION => integer; position of column in primary key
* PRIMARY_AUTO => integer; position of auto-generated column in primary key
*
* @todo Discover column primary key position.
* @todo Discover integer unsigned property.
*
* @param string $tableName
* @param string $schemaName OPTIONAL
* @return array
*/
public function describeTable($tableName, $schemaName = null)
{
/**
* Discover metadata information about this table.
*/
$sql = "exec sp_columns @table_name = " . $this->quoteIdentifier($tableName, true);
$stmt = $this->query($sql);
$result = $stmt->fetchAll(Zend_Db::FETCH_NUM);
$table_name = 2;
$column_name = 3;
$type_name = 5;
$precision = 6;
$length = 7;
$scale = 8;
$nullable = 10;
$column_def = 12;
$column_position = 16;
/**
* Discover primary key column(s) for this table.
*/
$sql = "exec sp_pkeys @table_name = " . $this->quoteIdentifier($tableName, true);
$stmt = $this->query($sql);
$primaryKeysResult = $stmt->fetchAll(Zend_Db::FETCH_NUM);
$primaryKeyColumn = array();
$pkey_column_name = 3;
$pkey_key_seq = 4;
foreach ($primaryKeysResult as $pkeysRow) {
$primaryKeyColumn[$pkeysRow[$pkey_column_name]] = $pkeysRow[$pkey_key_seq];
}
$desc = array();
$p = 1;
foreach ($result as $key => $row) {
$identity = false;
$words = explode(' ', $row[$type_name], 2);
if (isset($words[0])) {
$type = $words[0];
if (isset($words[1])) {
$identity = (bool) preg_match('/identity/', $words[1]);
}
}
$isPrimary = array_key_exists($row[$column_name], $primaryKeyColumn);
if ($isPrimary) {
$primaryPosition = $primaryKeyColumn[$row[$column_name]];
} else {
$primaryPosition = null;
}
$desc[$this->foldCase($row[$column_name])] = array(
'SCHEMA_NAME' => null, // @todo
'TABLE_NAME' => $this->foldCase($row[$table_name]),
'COLUMN_NAME' => $this->foldCase($row[$column_name]),
'COLUMN_POSITION' => (int) $row[$column_position],
'DATA_TYPE' => $type,
'DEFAULT' => $row[$column_def],
'NULLABLE' => (bool) $row[$nullable],
'LENGTH' => $row[$length],
'SCALE' => $row[$scale],
'PRECISION' => $row[$precision],
'UNSIGNED' => null, // @todo
'PRIMARY' => $isPrimary,
'PRIMARY_POSITION' => $primaryPosition,
'IDENTITY' => $identity
);
}
return $desc;
}
/**
* Adds an adapter-specific LIMIT clause to the SELECT statement.
*
* @link http://lists.bestpractical.com/pipermail/rt-devel/2005-June/007339.html
*
* @param string $sql
* @param integer $count
* @param integer $offset OPTIONAL
* @throws Zend_Db_Adapter_Exception
* @return string
*/
public function limit($sql, $count, $offset = 0)
{
$count = intval($count);
if ($count <= 0) {
/** @see Zend_Db_Adapter_Exception */
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception("LIMIT argument count=$count is not valid");
}
$offset = intval($offset);
if ($offset < 0) {
/** @see Zend_Db_Adapter_Exception */
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception("LIMIT argument offset=$offset is not valid");
}
$orderby = stristr($sql, 'ORDER BY');
if ($orderby !== false) {
$sort = (stripos($orderby, ' desc') !== false) ? 'desc' : 'asc';
$order = str_ireplace('ORDER BY', '', $orderby);
$order = trim(preg_replace('/\bASC\b|\bDESC\b/i', '', $order));
}
$sql = preg_replace('/^SELECT\s/i', 'SELECT TOP ' . ($count+$offset) . ' ', $sql);
$sql = 'SELECT * FROM (SELECT TOP ' . $count . ' * FROM (' . $sql . ') AS inner_tbl';
if ($orderby !== false) {
$sql .= ' ORDER BY ' . $order . ' ';
$sql .= (stripos($sort, 'asc') !== false) ? 'DESC' : 'ASC';
}
$sql .= ') AS outer_tbl';
if ($orderby !== false) {
$sql .= ' ORDER BY ' . $order . ' ' . $sort;
}
return $sql;
}
/**
* Gets the last ID generated automatically by an IDENTITY/AUTOINCREMENT column.
*
* As a convention, on RDBMS brands that support sequences
* (e.g. Oracle, PostgreSQL, DB2), this method forms the name of a sequence
* from the arguments and returns the last id generated by that sequence.
* On RDBMS brands that support IDENTITY/AUTOINCREMENT columns, this method
* returns the last value generated for such a column, and the table name
* argument is disregarded.
*
* Microsoft SQL Server does not support sequences, so the arguments to
* this method are ignored.
*
* @param string $tableName OPTIONAL Name of table.
* @param string $primaryKey OPTIONAL Name of primary key column.
* @return string
* @throws Zend_Db_Adapter_Exception
*/
public function lastInsertId($tableName = null, $primaryKey = null)
{
$sql = 'SELECT SCOPE_IDENTITY()';
return (int)$this->fetchOne($sql);
}
/**
* Retrieve server version in PHP style
* Pdo_Mssql doesn't support getAttribute(PDO::ATTR_SERVER_VERSION)
* @return string
*/
public function getServerVersion()
{
try {
$stmt = $this->query("SELECT SERVERPROPERTY('productversion')");
$result = $stmt->fetchAll(Zend_Db::FETCH_NUM);
if (count($result)) {
return $result[0][0];
}
return null;
} catch (PDOException $e) {
return null;
}
}
}PK �1H[x�P�' ' Abstract.phpnu &1i� <?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Abstract.php 13281 2008-12-15 20:53:30Z mikaelkael $
*/
/**
* @see Zend_Db_Adapter_Abstract
*/
require_once 'Zend/Db/Adapter/Abstract.php';
/**
* @see Zend_Loader
*/
require_once 'Zend/Loader.php';
/**
* @see Zend_Db_Statement_Pdo
*/
require_once 'Zend/Db/Statement/Pdo.php';
/**
* Class for connecting to SQL databases and performing common operations using PDO.
*
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
abstract class Zend_Db_Adapter_Pdo_Abstract extends Zend_Db_Adapter_Abstract
{
/**
* Default class name for a DB statement.
*
* @var string
*/
protected $_defaultStmtClass = 'Zend_Db_Statement_Pdo';
/**
* Creates a PDO DSN for the adapter from $this->_config settings.
*
* @return string
*/
protected function _dsn()
{
// baseline of DSN parts
$dsn = $this->_config;
// don't pass the username, password, and driver_options in the DSN
unset($dsn['username']);
unset($dsn['password']);
unset($dsn['options']);
unset($dsn['driver_options']);
// use all remaining parts in the DSN
foreach ($dsn as $key => $val) {
$dsn[$key] = "$key=$val";
}
return $this->_pdoType . ':' . implode(';', $dsn);
}
/**
* Creates a PDO object and connects to the database.
*
* @return void
* @throws Zend_Db_Adapter_Exception
*/
protected function _connect()
{
// if we already have a PDO object, no need to re-connect.
if ($this->_connection) {
return;
}
// get the dsn first, because some adapters alter the $_pdoType
$dsn = $this->_dsn();
// check for PDO extension
if (!extension_loaded('pdo')) {
/**
* @see Zend_Db_Adapter_Exception
*/
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception('The PDO extension is required for this adapter but the extension is not loaded');
}
// check the PDO driver is available
if (!in_array($this->_pdoType, PDO::getAvailableDrivers())) {
/**
* @see Zend_Db_Adapter_Exception
*/
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception('The ' . $this->_pdoType . ' driver is not currently installed');
}
// create PDO connection
$q = $this->_profiler->queryStart('connect', Zend_Db_Profiler::CONNECT);
try {
$this->_connection = new PDO(
$dsn,
$this->_config['username'],
$this->_config['password'],
$this->_config['driver_options']
);
$this->_profiler->queryEnd($q);
// set the PDO connection to perform case-folding on array keys, or not
$this->_connection->setAttribute(PDO::ATTR_CASE, $this->_caseFolding);
// always use exceptions.
$this->_connection->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
} catch (PDOException $e) {
/**
* @see Zend_Db_Adapter_Exception
*/
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception($e->getMessage());
}
}
/**
* Test if a connection is active
*
* @return boolean
*/
public function isConnected()
{
return ((bool) ($this->_connection instanceof PDO));
}
/**
* Force the connection to close.
*
* @return void
*/
public function closeConnection()
{
$this->_connection = null;
}
/**
* Prepares an SQL statement.
*
* @param string $sql The SQL statement with placeholders.
* @param array $bind An array of data to bind to the placeholders.
* @return PDOStatement
*/
public function prepare($sql)
{
$this->_connect();
$stmtClass = $this->_defaultStmtClass;
Zend_Loader::loadClass($stmtClass);
$stmt = new $stmtClass($this, $sql);
$stmt->setFetchMode($this->_fetchMode);
return $stmt;
}
/**
* Gets the last ID generated automatically by an IDENTITY/AUTOINCREMENT column.
*
* As a convention, on RDBMS brands that support sequences
* (e.g. Oracle, PostgreSQL, DB2), this method forms the name of a sequence
* from the arguments and returns the last id generated by that sequence.
* On RDBMS brands that support IDENTITY/AUTOINCREMENT columns, this method
* returns the last value generated for such a column, and the table name
* argument is disregarded.
*
* On RDBMS brands that don't support sequences, $tableName and $primaryKey
* are ignored.
*
* @param string $tableName OPTIONAL Name of table.
* @param string $primaryKey OPTIONAL Name of primary key column.
* @return string
*/
public function lastInsertId($tableName = null, $primaryKey = null)
{
$this->_connect();
return $this->_connection->lastInsertId();
}
/**
* Special handling for PDO query().
* All bind parameter names must begin with ':'
*
* @param string|Zend_Db_Select $sql The SQL statement with placeholders.
* @param array $bind An array of data to bind to the placeholders.
* @return Zend_Db_Statement_Pdo
* @throws Zend_Db_Adapter_Exception To re-throw PDOException.
*/
public function query($sql, $bind = array())
{
if (is_array($bind)) {
foreach ($bind as $name => $value) {
if (!is_int($name) && !preg_match('/^:/', $name)) {
$newName = ":$name";
unset($bind[$name]);
$bind[$newName] = $value;
}
}
}
try {
return parent::query($sql, $bind);
} catch (PDOException $e) {
/**
* @see Zend_Db_Statement_Exception
*/
require_once 'Zend/Db/Statement/Exception.php';
throw new Zend_Db_Statement_Exception($e->getMessage());
}
}
/**
* Quote a raw string.
*
* @param string $value Raw string
* @return string Quoted string
*/
protected function _quote($value)
{
if (is_int($value) || is_float($value)) {
return $value;
}
$this->_connect();
return $this->_connection->quote($value);
}
/**
* Begin a transaction.
*/
protected function _beginTransaction()
{
$this->_connect();
$this->_connection->beginTransaction();
}
/**
* Commit a transaction.
*/
protected function _commit()
{
$this->_connect();
$this->_connection->commit();
}
/**
* Roll-back a transaction.
*/
protected function _rollBack() {
$this->_connect();
$this->_connection->rollBack();
}
/**
* Set the PDO fetch mode.
*
* @todo Support FETCH_CLASS and FETCH_INTO.
*
* @param int $mode A PDO fetch mode.
* @return void
* @throws Zend_Db_Adapter_Exception
*/
public function setFetchMode($mode)
{
//check for PDO extension
if (!extension_loaded('pdo')) {
/**
* @see Zend_Db_Adapter_Exception
*/
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception('The PDO extension is required for this adapter but the extension is not loaded');
}
switch ($mode) {
case PDO::FETCH_LAZY:
case PDO::FETCH_ASSOC:
case PDO::FETCH_NUM:
case PDO::FETCH_BOTH:
case PDO::FETCH_NAMED:
case PDO::FETCH_OBJ:
$this->_fetchMode = $mode;
break;
default:
/**
* @see Zend_Db_Adapter_Exception
*/
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception("Invalid fetch mode '$mode' specified");
break;
}
}
/**
* Check if the adapter supports real SQL parameters.
*
* @param string $type 'positional' or 'named'
* @return bool
*/
public function supportsParameters($type)
{
switch ($type) {
case 'positional':
case 'named':
default:
return true;
}
}
/**
* Retrieve server version in PHP style
*
* @return string
*/
public function getServerVersion()
{
$this->_connect();
$version = $this->_connection->getAttribute(PDO::ATTR_SERVER_VERSION);
$matches = null;
if (preg_match('/((?:[0-9]{1,2}\.){1,3}[0-9]{1,2})/', $version, $matches)) {
return $matches[1];
} else {
return null;
}
}
}
PK �1H[�
��+
+
Ibm.phpnu &1i� <?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Db
* @subpackage Statement
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Mysqli.php 4874 2007-05-19 01:26:32Z bkarwin $
*/
/**
* @see Zend_Db_Statement_Pdo
*/
require_once 'Zend/Db/Statement/Pdo.php';
/**
* Proxy class to wrap a PDOStatement object for IBM Databases.
* Matches the interface of PDOStatement. All methods simply proxy to the
* matching method in PDOStatement. PDOExceptions thrown by PDOStatement
* are re-thrown as Zend_Db_Statement_Exception.
*
* @category Zend
* @package Zend_Db
* @subpackage Statement
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Db_Statement_Pdo_Ibm extends Zend_Db_Statement_Pdo
{
/**
* Returns an array containing all of the result set rows.
*
* Behaves like parent, but if limit()
* is used, the final result removes the extra column
* 'zend_db_rownum'
*
* @param int $style OPTIONAL Fetch mode.
* @param int $col OPTIONAL Column number, if fetch mode is by column.
* @return array Collection of rows, each in a format by the fetch mode.
* @throws Zend_Db_Statement_Exception
*/
public function fetchAll($style = null, $col = null)
{
$data = parent::fetchAll($style, $col);
$results = array();
$remove = $this->_adapter->foldCase('ZEND_DB_ROWNUM');
foreach ($data as $row) {
if (is_array($row) && array_key_exists($remove, $row)) {
unset($row[$remove]);
}
$results[] = $row;
}
return $results;
}
/**
* Binds a parameter to the specified variable name.
*
* @param mixed $parameter Name the parameter, either integer or string.
* @param mixed $variable Reference to PHP variable containing the value.
* @param mixed $type OPTIONAL Datatype of SQL parameter.
* @param mixed $length OPTIONAL Length of SQL parameter.
* @param mixed $options OPTIONAL Other options.
* @return bool
* @throws Zend_Db_Statement_Exception
*/
public function _bindParam($parameter, &$variable, $type = null, $length = null, $options = null)
{
try {
if ( is_null($type) && is_null($length) && is_null($options) ) {
return $this->_stmt->bindParam($parameter, $variable);
} else {
return $this->_stmt->bindParam($parameter, $variable, $type, $length, $options);
}
} catch (PDOException $e) {
require_once 'Zend/Db/Statement/Exception.php';
throw new Zend_Db_Statement_Exception($e->getMessage());
}
}
}PK �1H[4n2�� � Ibm/Db2.phpnu &1i� <?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Db2.php 9101 2008-03-30 19:54:38Z thomas $
*/
/** @see Zend_Db_Adapter_Pdo_Ibm */
require_once 'Zend/Db/Adapter/Pdo/Ibm.php';
/** @see Zend_Db_Statement_Pdo_Ibm */
require_once 'Zend/Db/Statement/Pdo/Ibm.php';
/**
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2008 Zend Technologies Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Db_Adapter_Pdo_Ibm_Db2
{
/**
* @var Zend_Db_Adapter_Abstract
*/
protected $_adapter = null;
/**
* Construct the data server class.
*
* It will be used to generate non-generic SQL
* for a particular data server
*
* @param Zend_Db_Adapter_Abstract $adapter
*/
public function __construct($adapter)
{
$this->_adapter = $adapter;
}
/**
* Returns a list of the tables in the database.
*
* @return array
*/
public function listTables()
{
$sql = "SELECT tabname "
. "FROM SYSCAT.TABLES ";
return $this->_adapter->fetchCol($sql);
}
/**
* DB2 catalog lookup for describe table
*
* @param string $tableName
* @param string $schemaName OPTIONAL
* @return array
*/
public function describeTable($tableName, $schemaName = null)
{
$sql = "SELECT DISTINCT c.tabschema, c.tabname, c.colname, c.colno,
c.typename, c.default, c.nulls, c.length, c.scale,
c.identity, tc.type AS tabconsttype, k.colseq
FROM syscat.columns c
LEFT JOIN (syscat.keycoluse k JOIN syscat.tabconst tc
ON (k.tabschema = tc.tabschema
AND k.tabname = tc.tabname
AND tc.type = 'P'))
ON (c.tabschema = k.tabschema
AND c.tabname = k.tabname
AND c.colname = k.colname)
WHERE "
. $this->_adapter->quoteInto('UPPER(c.tabname) = UPPER(?)', $tableName);
if ($schemaName) {
$sql .= $this->_adapter->quoteInto(' AND UPPER(c.tabschema) = UPPER(?)', $schemaName);
}
$sql .= " ORDER BY c.colno";
$desc = array();
$stmt = $this->_adapter->query($sql);
/**
* To avoid case issues, fetch using FETCH_NUM
*/
$result = $stmt->fetchAll(Zend_Db::FETCH_NUM);
/**
* The ordering of columns is defined by the query so we can map
* to variables to improve readability
*/
$tabschema = 0;
$tabname = 1;
$colname = 2;
$colno = 3;
$typename = 4;
$default = 5;
$nulls = 6;
$length = 7;
$scale = 8;
$identityCol = 9;
$tabconstype = 10;
$colseq = 11;
foreach ($result as $key => $row) {
list ($primary, $primaryPosition, $identity) = array(false, null, false);
if ($row[$tabconstype] == 'P') {
$primary = true;
$primaryPosition = $row[$colseq];
}
/**
* In IBM DB2, an column can be IDENTITY
* even if it is not part of the PRIMARY KEY.
*/
if ($row[$identityCol] == 'Y') {
$identity = true;
}
$desc[$this->_adapter->foldCase($row[$colname])] = array(
'SCHEMA_NAME' => $this->_adapter->foldCase($row[$tabschema]),
'TABLE_NAME' => $this->_adapter->foldCase($row[$tabname]),
'COLUMN_NAME' => $this->_adapter->foldCase($row[$colname]),
'COLUMN_POSITION' => $row[$colno]+1,
'DATA_TYPE' => $row[$typename],
'DEFAULT' => $row[$default],
'NULLABLE' => (bool) ($row[$nulls] == 'Y'),
'LENGTH' => $row[$length],
'SCALE' => $row[$scale],
'PRECISION' => ($row[$typename] == 'DECIMAL' ? $row[$length] : 0),
'UNSIGNED' => false,
'PRIMARY' => $primary,
'PRIMARY_POSITION' => $primaryPosition,
'IDENTITY' => $identity
);
}
return $desc;
}
/**
* Adds a DB2-specific LIMIT clause to the SELECT statement.
*
* @param string $sql
* @param integer $count
* @param integer $offset OPTIONAL
* @throws Zend_Db_Adapter_Exception
* @return string
*/
public function limit($sql, $count, $offset = 0)
{
$count = intval($count);
if ($count < 0) {
/** @see Zend_Db_Adapter_Exception */
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception("LIMIT argument count=$count is not valid");
} else {
$offset = intval($offset);
if ($offset < 0) {
/** @see Zend_Db_Adapter_Exception */
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception("LIMIT argument offset=$offset is not valid");
}
if ($offset == 0 && $count > 0) {
$limit_sql = $sql . " FETCH FIRST $count ROWS ONLY";
return $limit_sql;
}
/**
* DB2 does not implement the LIMIT clause as some RDBMS do.
* We have to simulate it with subqueries and ROWNUM.
* Unfortunately because we use the column wildcard "*",
* this puts an extra column into the query result set.
*/
$limit_sql = "SELECT z2.*
FROM (
SELECT ROW_NUMBER() OVER() AS \"ZEND_DB_ROWNUM\", z1.*
FROM (
" . $sql . "
) z1
) z2
WHERE z2.zend_db_rownum BETWEEN " . ($offset+1) . " AND " . ($offset+$count);
}
return $limit_sql;
}
/**
* DB2-specific last sequence id
*
* @param string $sequenceName
* @return integer
*/
public function lastSequenceId($sequenceName)
{
$sql = 'SELECT PREVVAL FOR '.$this->_adapter->quoteIdentifier($sequenceName).' AS VAL FROM SYSIBM.SYSDUMMY1';
$value = $this->_adapter->fetchOne($sql);
return $value;
}
/**
* DB2-specific sequence id value
*
* @param string $sequenceName
* @return integer
*/
public function nextSequenceId($sequenceName)
{
$sql = 'SELECT NEXTVAL FOR '.$this->_adapter->quoteIdentifier($sequenceName).' AS VAL FROM SYSIBM.SYSDUMMY1';
$value = $this->_adapter->fetchOne($sql);
return $value;
}
}
PK �1H[֓�w$ w$ Ibm/Ids.phpnu &1i� <?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: $
*/
/** @see Zend_Db_Adapter_Pdo_Ibm */
require_once 'Zend/Db/Adapter/Pdo/Ibm.php';
/** @see Zend_Db_Statement_Pdo_Ibm */
require_once 'Zend/Db/Statement/Pdo/Ibm.php';
/**
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2008 Zend Technologies Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Db_Adapter_Pdo_Ibm_Ids
{
/**
* @var Zend_Db_Adapter_Abstract
*/
protected $_adapter = null;
/**
* Construct the data server class.
*
* It will be used to generate non-generic SQL
* for a particular data server
*
* @param Zend_Db_Adapter_Abstract $adapter
*/
public function __construct($adapter)
{
$this->_adapter = $adapter;
}
/**
* Returns a list of the tables in the database.
*
* @return array
*/
public function listTables()
{
$sql = "SELECT tabname "
. "FROM systables ";
return $this->_adapter->fetchCol($sql);
}
/**
* IDS catalog lookup for describe table
*
* @param string $tableName
* @param string $schemaName OPTIONAL
* @return array
*/
public function describeTable($tableName, $schemaName = null)
{
// this is still a work in progress
$sql= "SELECT DISTINCT t.owner, t.tabname, c.colname, c.colno, c.coltype,
d.default, c.collength, t.tabid
FROM syscolumns c
JOIN systables t ON c.tabid = t.tabid
LEFT JOIN sysdefaults d ON c.tabid = d.tabid AND c.colno = d.colno
WHERE "
. $this->_adapter->quoteInto('UPPER(t.tabname) = UPPER(?)', $tableName);
if ($schemaName) {
$sql .= $this->_adapter->quoteInto(' AND UPPER(t.owner) = UPPER(?)', $schemaName);
}
$sql .= " ORDER BY c.colno";
$desc = array();
$stmt = $this->_adapter->query($sql);
$result = $stmt->fetchAll(Zend_Db::FETCH_NUM);
/**
* The ordering of columns is defined by the query so we can map
* to variables to improve readability
*/
$tabschema = 0;
$tabname = 1;
$colname = 2;
$colno = 3;
$typename = 4;
$default = 5;
$length = 6;
$tabid = 7;
$primaryCols = null;
foreach ($result as $key => $row) {
$primary = false;
$primaryPosition = null;
if (!$primaryCols) {
$primaryCols = $this->_getPrimaryInfo($row[$tabid]);
}
if (array_key_exists($row[$colno], $primaryCols)) {
$primary = true;
$primaryPosition = $primaryCols[$row[$colno]];
}
$identity = false;
if ($row[$typename] == 6 + 256 ||
$row[$typename] == 18 + 256) {
$identity = true;
}
$desc[$this->_adapter->foldCase($row[$colname])] = array (
'SCHEMA_NAME' => $this->_adapter->foldCase($row[$tabschema]),
'TABLE_NAME' => $this->_adapter->foldCase($row[$tabname]),
'COLUMN_NAME' => $this->_adapter->foldCase($row[$colname]),
'COLUMN_POSITION' => $row[$colno],
'DATA_TYPE' => $this->_getDataType($row[$typename]),
'DEFAULT' => $row[$default],
'NULLABLE' => (bool) !($row[$typename] - 256 >= 0),
'LENGTH' => $row[$length],
'SCALE' => ($row[$typename] == 5 ? $row[$length]&255 : 0),
'PRECISION' => ($row[$typename] == 5 ? (int)($row[$length]/256) : 0),
'UNSIGNED' => false,
'PRIMARY' => $primary,
'PRIMARY_POSITION' => $primaryPosition,
'IDENTITY' => $identity
);
}
return $desc;
}
/**
* Map number representation of a data type
* to a string
*
* @param int $typeNo
* @return string
*/
protected function _getDataType($typeNo)
{
$typemap = array(
0 => "CHAR",
1 => "SMALLINT",
2 => "INTEGER",
3 => "FLOAT",
4 => "SMALLFLOAT",
5 => "DECIMAL",
6 => "SERIAL",
7 => "DATE",
8 => "MONEY",
9 => "NULL",
10 => "DATETIME",
11 => "BYTE",
12 => "TEXT",
13 => "VARCHAR",
14 => "INTERVAL",
15 => "NCHAR",
16 => "NVARCHAR",
17 => "INT8",
18 => "SERIAL8",
19 => "SET",
20 => "MULTISET",
21 => "LIST",
22 => "Unnamed ROW",
40 => "Variable-length opaque type",
4118 => "Named ROW"
);
if ($typeNo - 256 >= 0) {
$typeNo = $typeNo - 256;
}
return $typemap[$typeNo];
}
/**
* Helper method to retrieve primary key column
* and column location
*
* @param int $tabid
* @return array
*/
protected function _getPrimaryInfo($tabid)
{
$sql = "SELECT i.part1, i.part2, i.part3, i.part4, i.part5, i.part6,
i.part7, i.part8, i.part9, i.part10, i.part11, i.part12,
i.part13, i.part14, i.part15, i.part16
FROM sysindexes i
JOIN sysconstraints c ON c.idxname = i.idxname
WHERE i.tabid = " . $tabid . " AND c.constrtype = 'P'";
$stmt = $this->_adapter->query($sql);
$results = $stmt->fetchAll();
$cols = array();
// this should return only 1 row
// unless there is no primary key,
// in which case, the empty array is returned
if ($results) {
$row = $results[0];
} else {
return $cols;
}
$position = 0;
foreach ($row as $key => $colno) {
$position++;
if ($colno == 0) {
return $cols;
} else {
$cols[$colno] = $position;
}
}
}
/**
* Adds an IDS-specific LIMIT clause to the SELECT statement.
*
* @param string $sql
* @param integer $count
* @param integer $offset OPTIONAL
* @throws Zend_Db_Adapter_Exception
* @return string
*/
public function limit($sql, $count, $offset = 0)
{
$count = intval($count);
if ($count < 0) {
/** @see Zend_Db_Adapter_Exception */
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception("LIMIT argument count=$count is not valid");
} else if ($count == 0) {
$limit_sql = str_ireplace("SELECT", "SELECT * FROM (SELECT", $sql);
$limit_sql .= ") WHERE 0 = 1";
} else {
$offset = intval($offset);
if ($offset < 0) {
/** @see Zend_Db_Adapter_Exception */
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception("LIMIT argument offset=$offset is not valid");
}
if ($offset == 0) {
$limit_sql = str_ireplace("SELECT", "SELECT FIRST $count", $sql);
} else {
$limit_sql = str_ireplace("SELECT", "SELECT SKIP $offset LIMIT $count", $sql);
}
}
return $limit_sql;
}
/**
* IDS-specific last sequence id
*
* @param string $sequenceName
* @return integer
*/
public function lastSequenceId($sequenceName)
{
$sql = 'SELECT '.$this->_adapter->quoteIdentifier($sequenceName).'.CURRVAL FROM '
.'systables WHERE tabid = 1';
$value = $this->_adapter->fetchOne($sql);
return $value;
}
/**
* IDS-specific sequence id value
*
* @param string $sequenceName
* @return integer
*/
public function nextSequenceId($sequenceName)
{
$sql = 'SELECT '.$this->_adapter->quoteIdentifier($sequenceName).'.NEXTVAL FROM '
.'systables WHERE tabid = 1';
$value = $this->_adapter->fetchOne($sql);
return $value;
}
}
PK �1H[���o\' \'
Sqlite.phpnu &1i� <?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Sqlite.php 9101 2008-03-30 19:54:38Z thomas $
*/
/**
* @see Zend_Db_Adapter_Pdo_Abstract
*/
require_once 'Zend/Db/Adapter/Pdo/Abstract.php';
/**
* Class for connecting to SQLite2 and SQLite3 databases and performing common operations.
*
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Db_Adapter_Pdo_Sqlite extends Zend_Db_Adapter_Pdo_Abstract
{
/**
* PDO type
*
* @var string
*/
protected $_pdoType = 'sqlite';
/**
* Keys are UPPERCASE SQL datatypes or the constants
* Zend_Db::INT_TYPE, Zend_Db::BIGINT_TYPE, or Zend_Db::FLOAT_TYPE.
*
* Values are:
* 0 = 32-bit integer
* 1 = 64-bit integer
* 2 = float or decimal
*
* @var array Associative array of datatypes to values 0, 1, or 2.
*/
protected $_numericDataTypes = array(
Zend_Db::INT_TYPE => Zend_Db::INT_TYPE,
Zend_Db::BIGINT_TYPE => Zend_Db::BIGINT_TYPE,
Zend_Db::FLOAT_TYPE => Zend_Db::FLOAT_TYPE,
'INTEGER' => Zend_Db::BIGINT_TYPE,
'REAL' => Zend_Db::FLOAT_TYPE
);
/**
* Constructor.
*
* $config is an array of key/value pairs containing configuration
* options. Note that the SQLite options are different than most of
* the other PDO adapters in that no username or password are needed.
* Also, an extra config key "sqlite2" specifies compatibility mode.
*
* dbname => (string) The name of the database to user (required,
* use :memory: for memory-based database)
*
* sqlite2 => (boolean) PDO_SQLITE defaults to SQLite 3. For compatibility
* with an older SQLite 2 database, set this to TRUE.
*
* @param array $config An array of configuration keys.
*/
public function __construct(array $config = array())
{
if (isset($config['sqlite2']) && $config['sqlite2']) {
$this->_pdoType = 'sqlite2';
}
// SQLite uses no username/password. Stub to satisfy parent::_connect()
$this->_config['username'] = null;
$this->_config['password'] = null;
return parent::__construct($config);
}
/**
* Check for config options that are mandatory.
* Throw exceptions if any are missing.
*
* @param array $config
* @throws Zend_Db_Adapter_Exception
*/
protected function _checkRequiredOptions(array $config)
{
// we need at least a dbname
if (! array_key_exists('dbname', $config)) {
/** @see Zend_Db_Adapter_Exception */
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception("Configuration array must have a key for 'dbname' that names the database instance");
}
}
/**
* DSN builder
*/
protected function _dsn()
{
return $this->_pdoType .':'. $this->_config['dbname'];
}
/**
* Special configuration for SQLite behavior: make sure that result sets
* contain keys like 'column' instead of 'table.column'.
*
* @throws Zend_Db_Adapter_Exception
*/
protected function _connect()
{
/**
* if we already have a PDO object, no need to re-connect.
*/
if ($this->_connection) {
return;
}
parent::_connect();
$retval = $this->_connection->exec('PRAGMA full_column_names=0');
if ($retval === false) {
$error = $this->_connection->errorInfo();
/** @see Zend_Db_Adapter_Exception */
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception($error[2]);
}
$retval = $this->_connection->exec('PRAGMA short_column_names=1');
if ($retval === false) {
$error = $this->_connection->errorInfo();
/** @see Zend_Db_Adapter_Exception */
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception($error[2]);
}
}
/**
* Returns a list of the tables in the database.
*
* @return array
*/
public function listTables()
{
$sql = "SELECT name FROM sqlite_master WHERE type='table' "
. "UNION ALL SELECT name FROM sqlite_temp_master "
. "WHERE type='table' ORDER BY name";
return $this->fetchCol($sql);
}
/**
* Returns the column descriptions for a table.
*
* The return value is an associative array keyed by the column name,
* as returned by the RDBMS.
*
* The value of each array element is an associative array
* with the following keys:
*
* SCHEMA_NAME => string; name of database or schema
* TABLE_NAME => string;
* COLUMN_NAME => string; column name
* COLUMN_POSITION => number; ordinal position of column in table
* DATA_TYPE => string; SQL datatype name of column
* DEFAULT => string; default expression of column, null if none
* NULLABLE => boolean; true if column can have nulls
* LENGTH => number; length of CHAR/VARCHAR
* SCALE => number; scale of NUMERIC/DECIMAL
* PRECISION => number; precision of NUMERIC/DECIMAL
* UNSIGNED => boolean; unsigned property of an integer type
* PRIMARY => boolean; true if column is part of the primary key
* PRIMARY_POSITION => integer; position of column in primary key
* IDENTITY => integer; true if column is auto-generated with unique values
*
* @param string $tableName
* @param string $schemaName OPTIONAL
* @return array
*/
public function describeTable($tableName, $schemaName = null)
{
if ($schemaName) {
$sql = "PRAGMA $schemaName.table_info($tableName)";
} else {
$sql = "PRAGMA table_info($tableName)";
}
$stmt = $this->query($sql);
/**
* Use FETCH_NUM so we are not dependent on the CASE attribute of the PDO connection
*/
$result = $stmt->fetchAll(Zend_Db::FETCH_NUM);
$cid = 0;
$name = 1;
$type = 2;
$notnull = 3;
$dflt_value = 4;
$pk = 5;
$desc = array();
$p = 1;
foreach ($result as $key => $row) {
list($length, $scale, $precision, $primary, $primaryPosition, $identity) =
array(null, null, null, false, null, false);
if (preg_match('/^((?:var)?char)\((\d+)\)/i', $row[$type], $matches)) {
$row[$type] = $matches[1];
$length = $matches[2];
} else if (preg_match('/^decimal\((\d+),(\d+)\)/i', $row[$type], $matches)) {
$row[$type] = 'DECIMAL';
$precision = $matches[1];
$scale = $matches[2];
}
if ((bool) $row[$pk]) {
$primary = true;
$primaryPosition = $p;
/**
* SQLite INTEGER primary key is always auto-increment.
*/
$identity = (bool) ($row[$type] == 'INTEGER');
++$p;
}
$desc[$this->foldCase($row[$name])] = array(
'SCHEMA_NAME' => $this->foldCase($schemaName),
'TABLE_NAME' => $this->foldCase($tableName),
'COLUMN_NAME' => $this->foldCase($row[$name]),
'COLUMN_POSITION' => $row[$cid]+1,
'DATA_TYPE' => $row[$type],
'DEFAULT' => $row[$dflt_value],
'NULLABLE' => ! (bool) $row[$notnull],
'LENGTH' => $length,
'SCALE' => $scale,
'PRECISION' => $precision,
'UNSIGNED' => null, // Sqlite3 does not support unsigned data
'PRIMARY' => $primary,
'PRIMARY_POSITION' => $primaryPosition,
'IDENTITY' => $identity
);
}
return $desc;
}
/**
* Adds an adapter-specific LIMIT clause to the SELECT statement.
*
* @param string $sql
* @param integer $count
* @param integer $offset OPTIONAL
* @return string
*/
public function limit($sql, $count, $offset = 0)
{
$count = intval($count);
if ($count <= 0) {
/** @see Zend_Db_Adapter_Exception */
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception("LIMIT argument count=$count is not valid");
}
$offset = intval($offset);
if ($offset < 0) {
/** @see Zend_Db_Adapter_Exception */
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception("LIMIT argument offset=$offset is not valid");
}
$sql .= " LIMIT $count";
if ($offset > 0) {
$sql .= " OFFSET $offset";
}
return $sql;
}
}
PK �1H[B=y�+ �+ Pgsql.phpnu &1i� <?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Pgsql.php 9101 2008-03-30 19:54:38Z thomas $
*/
/**
* @see Zend_Db_Adapter_Pdo_Abstract
*/
require_once 'Zend/Db/Adapter/Pdo/Abstract.php';
/**
* Class for connecting to PostgreSQL databases and performing common operations.
*
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Db_Adapter_Pdo_Pgsql extends Zend_Db_Adapter_Pdo_Abstract
{
/**
* PDO type.
*
* @var string
*/
protected $_pdoType = 'pgsql';
/**
* Keys are UPPERCASE SQL datatypes or the constants
* Zend_Db::INT_TYPE, Zend_Db::BIGINT_TYPE, or Zend_Db::FLOAT_TYPE.
*
* Values are:
* 0 = 32-bit integer
* 1 = 64-bit integer
* 2 = float or decimal
*
* @var array Associative array of datatypes to values 0, 1, or 2.
*/
protected $_numericDataTypes = array(
Zend_Db::INT_TYPE => Zend_Db::INT_TYPE,
Zend_Db::BIGINT_TYPE => Zend_Db::BIGINT_TYPE,
Zend_Db::FLOAT_TYPE => Zend_Db::FLOAT_TYPE,
'INTEGER' => Zend_Db::INT_TYPE,
'SERIAL' => Zend_Db::INT_TYPE,
'SMALLINT' => Zend_Db::INT_TYPE,
'BIGINT' => Zend_Db::BIGINT_TYPE,
'BIGSERIAL' => Zend_Db::BIGINT_TYPE,
'DECIMAL' => Zend_Db::FLOAT_TYPE,
'DOUBLE PRECISION' => Zend_Db::FLOAT_TYPE,
'NUMERIC' => Zend_Db::FLOAT_TYPE,
'REAL' => Zend_Db::FLOAT_TYPE
);
/**
* Returns a list of the tables in the database.
*
* @return array
*/
public function listTables()
{
// @todo use a better query with joins instead of subqueries
$sql = "SELECT c.relname AS table_name "
. "FROM pg_class c, pg_user u "
. "WHERE c.relowner = u.usesysid AND c.relkind = 'r' "
. "AND NOT EXISTS (SELECT 1 FROM pg_views WHERE viewname = c.relname) "
. "AND c.relname !~ '^(pg_|sql_)' "
. "UNION "
. "SELECT c.relname AS table_name "
. "FROM pg_class c "
. "WHERE c.relkind = 'r' "
. "AND NOT EXISTS (SELECT 1 FROM pg_views WHERE viewname = c.relname) "
. "AND NOT EXISTS (SELECT 1 FROM pg_user WHERE usesysid = c.relowner) "
. "AND c.relname !~ '^pg_'";
return $this->fetchCol($sql);
}
/**
* Returns the column descriptions for a table.
*
* The return value is an associative array keyed by the column name,
* as returned by the RDBMS.
*
* The value of each array element is an associative array
* with the following keys:
*
* SCHEMA_NAME => string; name of database or schema
* TABLE_NAME => string;
* COLUMN_NAME => string; column name
* COLUMN_POSITION => number; ordinal position of column in table
* DATA_TYPE => string; SQL datatype name of column
* DEFAULT => string; default expression of column, null if none
* NULLABLE => boolean; true if column can have nulls
* LENGTH => number; length of CHAR/VARCHAR
* SCALE => number; scale of NUMERIC/DECIMAL
* PRECISION => number; precision of NUMERIC/DECIMAL
* UNSIGNED => boolean; unsigned property of an integer type
* PRIMARY => boolean; true if column is part of the primary key
* PRIMARY_POSITION => integer; position of column in primary key
* IDENTITY => integer; true if column is auto-generated with unique values
*
* @todo Discover integer unsigned property.
*
* @param string $tableName
* @param string $schemaName OPTIONAL
* @return array
*/
public function describeTable($tableName, $schemaName = null)
{
$sql = "SELECT
a.attnum,
n.nspname,
c.relname,
a.attname AS colname,
t.typname AS type,
a.atttypmod,
FORMAT_TYPE(a.atttypid, a.atttypmod) AS complete_type,
d.adsrc AS default_value,
a.attnotnull AS notnull,
a.attlen AS length,
co.contype,
ARRAY_TO_STRING(co.conkey, ',') AS conkey
FROM pg_attribute AS a
JOIN pg_class AS c ON a.attrelid = c.oid
JOIN pg_namespace AS n ON c.relnamespace = n.oid
JOIN pg_type AS t ON a.atttypid = t.oid
LEFT OUTER JOIN pg_constraint AS co ON (co.conrelid = c.oid
AND a.attnum = ANY(co.conkey) AND co.contype = 'p')
LEFT OUTER JOIN pg_attrdef AS d ON d.adrelid = c.oid AND d.adnum = a.attnum
WHERE a.attnum > 0 AND c.relname = ".$this->quote($tableName);
if ($schemaName) {
$sql .= " AND n.nspname = ".$this->quote($schemaName);
}
$sql .= ' ORDER BY a.attnum';
$stmt = $this->query($sql);
// Use FETCH_NUM so we are not dependent on the CASE attribute of the PDO connection
$result = $stmt->fetchAll(Zend_Db::FETCH_NUM);
$attnum = 0;
$nspname = 1;
$relname = 2;
$colname = 3;
$type = 4;
$atttypemod = 5;
$complete_type = 6;
$default_value = 7;
$notnull = 8;
$length = 9;
$contype = 10;
$conkey = 11;
$desc = array();
foreach ($result as $key => $row) {
if ($row[$type] == 'varchar') {
if (preg_match('/character varying(?:\((\d+)\))?/', $row[$complete_type], $matches)) {
if (isset($matches[1])) {
$row[$length] = $matches[1];
} else {
$row[$length] = null; // unlimited
}
}
}
list($primary, $primaryPosition, $identity) = array(false, null, false);
if ($row[$contype] == 'p') {
$primary = true;
$primaryPosition = array_search($row[$attnum], explode(',', $row[$conkey])) + 1;
$identity = (bool) (preg_match('/^nextval/', $row[$default_value]));
}
$desc[$this->foldCase($row[$colname])] = array(
'SCHEMA_NAME' => $this->foldCase($row[$nspname]),
'TABLE_NAME' => $this->foldCase($row[$relname]),
'COLUMN_NAME' => $this->foldCase($row[$colname]),
'COLUMN_POSITION' => $row[$attnum],
'DATA_TYPE' => $row[$type],
'DEFAULT' => $row[$default_value],
'NULLABLE' => (bool) ($row[$notnull] != 't'),
'LENGTH' => $row[$length],
'SCALE' => null, // @todo
'PRECISION' => null, // @todo
'UNSIGNED' => null, // @todo
'PRIMARY' => $primary,
'PRIMARY_POSITION' => $primaryPosition,
'IDENTITY' => $identity
);
}
return $desc;
}
/**
* Adds an adapter-specific LIMIT clause to the SELECT statement.
*
* @param string $sql
* @param integer $count
* @param integer $offset OPTIONAL
* @return string
*/
public function limit($sql, $count, $offset = 0)
{
$count = intval($count);
if ($count <= 0) {
/**
* @see Zend_Db_Adapter_Exception
*/
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception("LIMIT argument count=$count is not valid");
}
$offset = intval($offset);
if ($offset < 0) {
/**
* @see Zend_Db_Adapter_Exception
*/
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception("LIMIT argument offset=$offset is not valid");
}
$sql .= " LIMIT $count";
if ($offset > 0) {
$sql .= " OFFSET $offset";
}
return $sql;
}
/**
* Return the most recent value from the specified sequence in the database.
* This is supported only on RDBMS brands that support sequences
* (e.g. Oracle, PostgreSQL, DB2). Other RDBMS brands return null.
*
* @param string $sequenceName
* @return string
*/
public function lastSequenceId($sequenceName)
{
$this->_connect();
$value = $this->fetchOne("SELECT CURRVAL(".$this->quote($sequenceName).")");
return $value;
}
/**
* Generate a new value from the specified sequence in the database, and return it.
* This is supported only on RDBMS brands that support sequences
* (e.g. Oracle, PostgreSQL, DB2). Other RDBMS brands return null.
*
* @param string $sequenceName
* @return string
*/
public function nextSequenceId($sequenceName)
{
$this->_connect();
$value = $this->fetchOne("SELECT NEXTVAL(".$this->quote($sequenceName).")");
return $value;
}
/**
* Gets the last ID generated automatically by an IDENTITY/AUTOINCREMENT column.
*
* As a convention, on RDBMS brands that support sequences
* (e.g. Oracle, PostgreSQL, DB2), this method forms the name of a sequence
* from the arguments and returns the last id generated by that sequence.
* On RDBMS brands that support IDENTITY/AUTOINCREMENT columns, this method
* returns the last value generated for such a column, and the table name
* argument is disregarded.
*
* @param string $tableName OPTIONAL Name of table.
* @param string $primaryKey OPTIONAL Name of primary key column.
* @return string
*/
public function lastInsertId($tableName = null, $primaryKey = null)
{
if ($tableName !== null) {
$sequenceName = $tableName;
if ($primaryKey) {
$sequenceName .= "_$primaryKey";
}
$sequenceName .= '_seq';
return $this->lastSequenceId($sequenceName);
}
return $this->_connection->lastInsertId($tableName);
}
}
PK �1H[[��5 �5 Oci.phpnu &1i� <?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Oci.php 13284 2008-12-15 21:41:49Z mikaelkael $
*/
/**
* @see Zend_Db_Adapter_Pdo_Abstract
*/
require_once 'Zend/Db/Adapter/Pdo/Abstract.php';
/**
* Class for connecting to Oracle databases and performing common operations.
*
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Db_Adapter_Pdo_Oci extends Zend_Db_Adapter_Pdo_Abstract
{
/**
* PDO type.
*
* @var string
*/
protected $_pdoType = 'oci';
/**
* Keys are UPPERCASE SQL datatypes or the constants
* Zend_Db::INT_TYPE, Zend_Db::BIGINT_TYPE, or Zend_Db::FLOAT_TYPE.
*
* Values are:
* 0 = 32-bit integer
* 1 = 64-bit integer
* 2 = float or decimal
*
* @var array Associative array of datatypes to values 0, 1, or 2.
*/
protected $_numericDataTypes = array(
Zend_Db::INT_TYPE => Zend_Db::INT_TYPE,
Zend_Db::BIGINT_TYPE => Zend_Db::BIGINT_TYPE,
Zend_Db::FLOAT_TYPE => Zend_Db::FLOAT_TYPE,
'BINARY_DOUBLE' => Zend_Db::FLOAT_TYPE,
'BINARY_FLOAT' => Zend_Db::FLOAT_TYPE,
'NUMBER' => Zend_Db::FLOAT_TYPE
);
/**
* Creates a PDO DSN for the adapter from $this->_config settings.
*
* @return string
*/
protected function _dsn()
{
// baseline of DSN parts
$dsn = $this->_config;
$tns = 'dbname=(DESCRIPTION=';
if (isset($dsn['host'])) {
$tns .= '(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=' . $dsn['host'] . ')';
if (isset($dsn['port'])) {
$tns .= '(PORT=' . $dsn['port'] . ')';
} else {
$tns .= '(PORT=1521)';
}
$tns .= '))';
}
$tns .= '(CONNECT_DATA=(SID=' . $dsn['dbname'] . ')))';
if (isset($dsn['charset']))
{
$tns .= ';charset=' . $dsn['charset'];
}
return $this->_pdoType . ':' . $tns;
}
/**
* Quote a raw string.
* Most PDO drivers have an implementation for the quote() method,
* but the Oracle OCI driver must use the same implementation as the
* Zend_Db_Adapter_Abstract class.
*
* @param string $value Raw string
* @return string Quoted string
*/
protected function _quote($value)
{
if (is_int($value) || is_float($value)) {
return $value;
}
$value = str_replace("'", "''", $value);
return "'" . addcslashes($value, "\000\n\r\\\032") . "'";
}
/**
* Quote a table identifier and alias.
*
* @param string|array|Zend_Db_Expr $ident The identifier or expression.
* @param string $alias An alias for the table.
* @return string The quoted identifier and alias.
*/
public function quoteTableAs($ident, $alias = null, $auto = false)
{
// Oracle doesn't allow the 'AS' keyword between the table identifier/expression and alias.
return $this->_quoteIdentifierAs($ident, $alias, $auto, ' ');
}
/**
* Returns a list of the tables in the database.
*
* @return array
*/
public function listTables()
{
$data = $this->fetchCol('SELECT table_name FROM all_tables');
return $data;
}
/**
* Returns the column descriptions for a table.
*
* The return value is an associative array keyed by the column name,
* as returned by the RDBMS.
*
* The value of each array element is an associative array
* with the following keys:
*
* SCHEMA_NAME => string; name of schema
* TABLE_NAME => string;
* COLUMN_NAME => string; column name
* COLUMN_POSITION => number; ordinal position of column in table
* DATA_TYPE => string; SQL datatype name of column
* DEFAULT => string; default expression of column, null if none
* NULLABLE => boolean; true if column can have nulls
* LENGTH => number; length of CHAR/VARCHAR
* SCALE => number; scale of NUMERIC/DECIMAL
* PRECISION => number; precision of NUMERIC/DECIMAL
* UNSIGNED => boolean; unsigned property of an integer type
* PRIMARY => boolean; true if column is part of the primary key
* PRIMARY_POSITION => integer; position of column in primary key
* IDENTITY => integer; true if column is auto-generated with unique values
*
* @todo Discover integer unsigned property.
*
* @param string $tableName
* @param string $schemaName OPTIONAL
* @return array
*/
public function describeTable($tableName, $schemaName = null)
{
$version = $this->getServerVersion();
if (is_null($version) || version_compare($version, '9.0.0', '>=')) {
$sql = "SELECT TC.TABLE_NAME, TC.OWNER, TC.COLUMN_NAME, TC.DATA_TYPE,
TC.DATA_DEFAULT, TC.NULLABLE, TC.COLUMN_ID, TC.DATA_LENGTH,
TC.DATA_SCALE, TC.DATA_PRECISION, C.CONSTRAINT_TYPE, CC.POSITION
FROM ALL_TAB_COLUMNS TC
LEFT JOIN (ALL_CONS_COLUMNS CC JOIN ALL_CONSTRAINTS C
ON (CC.CONSTRAINT_NAME = C.CONSTRAINT_NAME AND CC.TABLE_NAME = C.TABLE_NAME AND C.CONSTRAINT_TYPE = 'P'))
ON TC.TABLE_NAME = CC.TABLE_NAME AND TC.COLUMN_NAME = CC.COLUMN_NAME
WHERE UPPER(TC.TABLE_NAME) = UPPER(:TBNAME)";
$bind[':TBNAME'] = $tableName;
if ($schemaName) {
$sql .= ' AND UPPER(TC.OWNER) = UPPER(:SCNAME)';
$bind[':SCNAME'] = $schemaName;
}
$sql .= ' ORDER BY TC.COLUMN_ID';
} else {
$subSql="SELECT AC.OWNER, AC.TABLE_NAME, ACC.COLUMN_NAME, AC.CONSTRAINT_TYPE, ACC.POSITION
from ALL_CONSTRAINTS AC, ALL_CONS_COLUMNS ACC
WHERE ACC.CONSTRAINT_NAME = AC.CONSTRAINT_NAME
AND ACC.TABLE_NAME = AC.TABLE_NAME
AND ACC.OWNER = AC.OWNER
AND AC.CONSTRAINT_TYPE = 'P'
AND UPPER(AC.TABLE_NAME) = UPPER(:TBNAME)";
$bind[':TBNAME'] = $tableName;
if ($schemaName) {
$subSql .= ' AND UPPER(ACC.OWNER) = UPPER(:SCNAME)';
$bind[':SCNAME'] = $schemaName;
}
$sql="SELECT TC.TABLE_NAME, TC.OWNER, TC.COLUMN_NAME, TC.DATA_TYPE,
TC.DATA_DEFAULT, TC.NULLABLE, TC.COLUMN_ID, TC.DATA_LENGTH,
TC.DATA_SCALE, TC.DATA_PRECISION, CC.CONSTRAINT_TYPE, CC.POSITION
FROM ALL_TAB_COLUMNS TC, ($subSql) CC
WHERE UPPER(TC.TABLE_NAME) = UPPER(:TBNAME)
AND TC.OWNER = CC.OWNER(+) AND TC.TABLE_NAME = CC.TABLE_NAME(+) AND TC.COLUMN_NAME = CC.COLUMN_NAME(+)";
if ($schemaName) {
$sql .= ' AND UPPER(TC.OWNER) = UPPER(:SCNAME)';
}
$sql .= ' ORDER BY TC.COLUMN_ID';
}
$stmt = $this->query($sql, $bind);
/**
* Use FETCH_NUM so we are not dependent on the CASE attribute of the PDO connection
*/
$result = $stmt->fetchAll(Zend_Db::FETCH_NUM);
$table_name = 0;
$owner = 1;
$column_name = 2;
$data_type = 3;
$data_default = 4;
$nullable = 5;
$column_id = 6;
$data_length = 7;
$data_scale = 8;
$data_precision = 9;
$constraint_type = 10;
$position = 11;
$desc = array();
foreach ($result as $key => $row) {
list ($primary, $primaryPosition, $identity) = array(false, null, false);
if ($row[$constraint_type] == 'P') {
$primary = true;
$primaryPosition = $row[$position];
/**
* Oracle does not support auto-increment keys.
*/
$identity = false;
}
$desc[$this->foldCase($row[$column_name])] = array(
'SCHEMA_NAME' => $this->foldCase($row[$owner]),
'TABLE_NAME' => $this->foldCase($row[$table_name]),
'COLUMN_NAME' => $this->foldCase($row[$column_name]),
'COLUMN_POSITION' => $row[$column_id],
'DATA_TYPE' => $row[$data_type],
'DEFAULT' => $row[$data_default],
'NULLABLE' => (bool) ($row[$nullable] == 'Y'),
'LENGTH' => $row[$data_length],
'SCALE' => $row[$data_scale],
'PRECISION' => $row[$data_precision],
'UNSIGNED' => null, // @todo
'PRIMARY' => $primary,
'PRIMARY_POSITION' => $primaryPosition,
'IDENTITY' => $identity
);
}
return $desc;
}
/**
* Return the most recent value from the specified sequence in the database.
* This is supported only on RDBMS brands that support sequences
* (e.g. Oracle, PostgreSQL, DB2). Other RDBMS brands return null.
*
* @param string $sequenceName
* @return integer
*/
public function lastSequenceId($sequenceName)
{
$this->_connect();
$value = $this->fetchOne('SELECT '.$this->quoteIdentifier($sequenceName, true).'.CURRVAL FROM dual');
return $value;
}
/**
* Generate a new value from the specified sequence in the database, and return it.
* This is supported only on RDBMS brands that support sequences
* (e.g. Oracle, PostgreSQL, DB2). Other RDBMS brands return null.
*
* @param string $sequenceName
* @return integer
*/
public function nextSequenceId($sequenceName)
{
$this->_connect();
$value = $this->fetchOne('SELECT '.$this->quoteIdentifier($sequenceName, true).'.NEXTVAL FROM dual');
return $value;
}
/**
* Gets the last ID generated automatically by an IDENTITY/AUTOINCREMENT column.
*
* As a convention, on RDBMS brands that support sequences
* (e.g. Oracle, PostgreSQL, DB2), this method forms the name of a sequence
* from the arguments and returns the last id generated by that sequence.
* On RDBMS brands that support IDENTITY/AUTOINCREMENT columns, this method
* returns the last value generated for such a column, and the table name
* argument is disregarded.
*
* Oracle does not support IDENTITY columns, so if the sequence is not
* specified, this method returns null.
*
* @param string $tableName OPTIONAL Name of table.
* @param string $primaryKey OPTIONAL Name of primary key column.
* @return string
* @throws Zend_Db_Adapter_Oracle_Exception
*/
public function lastInsertId($tableName = null, $primaryKey = null)
{
if ($tableName !== null) {
$sequenceName = $tableName;
if ($primaryKey) {
$sequenceName .= $this->foldCase("_$primaryKey");
}
$sequenceName .= $this->foldCase('_seq');
return $this->lastSequenceId($sequenceName);
}
// No support for IDENTITY columns; return null
return null;
}
/**
* Adds an adapter-specific LIMIT clause to the SELECT statement.
*
* @param string $sql
* @param integer $count
* @param integer $offset
* @throws Zend_Db_Adapter_Exception
* @return string
*/
public function limit($sql, $count, $offset = 0)
{
$count = intval($count);
if ($count <= 0) {
/** @see Zend_Db_Adapter_Exception */
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception("LIMIT argument count=$count is not valid");
}
$offset = intval($offset);
if ($offset < 0) {
/** @see Zend_Db_Adapter_Exception */
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception("LIMIT argument offset=$offset is not valid");
}
/**
* Oracle does not implement the LIMIT clause as some RDBMS do.
* We have to simulate it with subqueries and ROWNUM.
* Unfortunately because we use the column wildcard "*",
* this puts an extra column into the query result set.
*/
$limit_sql = "SELECT z2.*
FROM (
SELECT ROWNUM AS zend_db_rownum, z1.*
FROM (
" . $sql . "
) z1
) z2
WHERE z2.zend_db_rownum BETWEEN " . ($offset+1) . " AND " . ($offset+$count);
return $limit_sql;
}
}
PK �1H[� 9�� � Mysql.phpnu &1i� <?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Mysql.php 12842 2008-11-25 22:07:48Z mikaelkael $
*/
/**
* @see Zend_Db_Adapter_Pdo_Abstract
*/
require_once 'Zend/Db/Adapter/Pdo/Abstract.php';
/**
* Class for connecting to MySQL databases and performing common operations.
*
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Db_Adapter_Pdo_Mysql extends Zend_Db_Adapter_Pdo_Abstract
{
/**
* PDO type.
*
* @var string
*/
protected $_pdoType = 'mysql';
/**
* Keys are UPPERCASE SQL datatypes or the constants
* Zend_Db::INT_TYPE, Zend_Db::BIGINT_TYPE, or Zend_Db::FLOAT_TYPE.
*
* Values are:
* 0 = 32-bit integer
* 1 = 64-bit integer
* 2 = float or decimal
*
* @var array Associative array of datatypes to values 0, 1, or 2.
*/
protected $_numericDataTypes = array(
Zend_Db::INT_TYPE => Zend_Db::INT_TYPE,
Zend_Db::BIGINT_TYPE => Zend_Db::BIGINT_TYPE,
Zend_Db::FLOAT_TYPE => Zend_Db::FLOAT_TYPE,
'INT' => Zend_Db::INT_TYPE,
'INTEGER' => Zend_Db::INT_TYPE,
'MEDIUMINT' => Zend_Db::INT_TYPE,
'SMALLINT' => Zend_Db::INT_TYPE,
'TINYINT' => Zend_Db::INT_TYPE,
'BIGINT' => Zend_Db::BIGINT_TYPE,
'SERIAL' => Zend_Db::BIGINT_TYPE,
'DEC' => Zend_Db::FLOAT_TYPE,
'DECIMAL' => Zend_Db::FLOAT_TYPE,
'DOUBLE' => Zend_Db::FLOAT_TYPE,
'DOUBLE PRECISION' => Zend_Db::FLOAT_TYPE,
'FIXED' => Zend_Db::FLOAT_TYPE,
'FLOAT' => Zend_Db::FLOAT_TYPE
);
/**
* @return string
*/
public function getQuoteIdentifierSymbol()
{
return "`";
}
/**
* Returns a list of the tables in the database.
*
* @return array
*/
public function listTables()
{
return $this->fetchCol('SHOW TABLES');
}
/**
* Returns the column descriptions for a table.
*
* The return value is an associative array keyed by the column name,
* as returned by the RDBMS.
*
* The value of each array element is an associative array
* with the following keys:
*
* SCHEMA_NAME => string; name of database or schema
* TABLE_NAME => string;
* COLUMN_NAME => string; column name
* COLUMN_POSITION => number; ordinal position of column in table
* DATA_TYPE => string; SQL datatype name of column
* DEFAULT => string; default expression of column, null if none
* NULLABLE => boolean; true if column can have nulls
* LENGTH => number; length of CHAR/VARCHAR
* SCALE => number; scale of NUMERIC/DECIMAL
* PRECISION => number; precision of NUMERIC/DECIMAL
* UNSIGNED => boolean; unsigned property of an integer type
* PRIMARY => boolean; true if column is part of the primary key
* PRIMARY_POSITION => integer; position of column in primary key
* IDENTITY => integer; true if column is auto-generated with unique values
*
* @param string $tableName
* @param string $schemaName OPTIONAL
* @return array
*/
public function describeTable($tableName, $schemaName = null)
{
// @todo use INFORMATION_SCHEMA someday when MySQL's
// implementation has reasonably good performance and
// the version with this improvement is in wide use.
if ($schemaName) {
$sql = 'DESCRIBE ' . $this->quoteIdentifier("$schemaName.$tableName", true);
} else {
$sql = 'DESCRIBE ' . $this->quoteIdentifier($tableName, true);
}
$stmt = $this->query($sql);
// Use FETCH_NUM so we are not dependent on the CASE attribute of the PDO connection
$result = $stmt->fetchAll(Zend_Db::FETCH_NUM);
$field = 0;
$type = 1;
$null = 2;
$key = 3;
$default = 4;
$extra = 5;
$desc = array();
$i = 1;
$p = 1;
foreach ($result as $row) {
list($length, $scale, $precision, $unsigned, $primary, $primaryPosition, $identity)
= array(null, null, null, null, false, null, false);
if (preg_match('/unsigned/', $row[$type])) {
$unsigned = true;
}
if (preg_match('/^((?:var)?char)\((\d+)\)/', $row[$type], $matches)) {
$row[$type] = $matches[1];
$length = $matches[2];
} else if (preg_match('/^decimal\((\d+),(\d+)\)/', $row[$type], $matches)) {
$row[$type] = 'decimal';
$precision = $matches[1];
$scale = $matches[2];
} else if (preg_match('/^float\((\d+),(\d+)\)/', $row[$type], $matches)) {
$row[$type] = 'float';
$precision = $matches[1];
$scale = $matches[2];
} else if (preg_match('/^((?:big|medium|small|tiny)?int)\((\d+)\)/', $row[$type], $matches)) {
$row[$type] = $matches[1];
// The optional argument of a MySQL int type is not precision
// or length; it is only a hint for display width.
}
if (strtoupper($row[$key]) == 'PRI') {
$primary = true;
$primaryPosition = $p;
if ($row[$extra] == 'auto_increment') {
$identity = true;
} else {
$identity = false;
}
++$p;
}
$desc[$this->foldCase($row[$field])] = array(
'SCHEMA_NAME' => null, // @todo
'TABLE_NAME' => $this->foldCase($tableName),
'COLUMN_NAME' => $this->foldCase($row[$field]),
'COLUMN_POSITION' => $i,
'DATA_TYPE' => $row[$type],
'DEFAULT' => $row[$default],
'NULLABLE' => (bool) ($row[$null] == 'YES'),
'LENGTH' => $length,
'SCALE' => $scale,
'PRECISION' => $precision,
'UNSIGNED' => $unsigned,
'PRIMARY' => $primary,
'PRIMARY_POSITION' => $primaryPosition,
'IDENTITY' => $identity
);
++$i;
}
return $desc;
}
/**
* Adds an adapter-specific LIMIT clause to the SELECT statement.
*
* @param string $sql
* @param integer $count
* @param integer $offset OPTIONAL
* @throws Zend_Db_Adapter_Exception
* @return string
*/
public function limit($sql, $count, $offset = 0)
{
$count = intval($count);
if ($count <= 0) {
/** @see Zend_Db_Adapter_Exception */
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception("LIMIT argument count=$count is not valid");
}
$offset = intval($offset);
if ($offset < 0) {
/** @see Zend_Db_Adapter_Exception */
require_once 'Zend/Db/Adapter/Exception.php';
throw new Zend_Db_Adapter_Exception("LIMIT argument offset=$offset is not valid");
}
$sql .= " LIMIT $count";
if ($offset > 0) {
$sql .= " OFFSET $offset";
}
return $sql;
}
}
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