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<?php
/**
* Borland Interbase driver.
*
* Support Borland Interbase 6.5 and later
*
* This file is part of ADOdb, a Database Abstraction Layer library for PHP.
*
* @package ADOdb
* @link https://adodb.org Project's web site and documentation
* @link https://github.com/ADOdb/ADOdb Source code and issue tracker
*
* The ADOdb Library is dual-licensed, released under both the BSD 3-Clause
* and the GNU Lesser General Public Licence (LGPL) v2.1 or, at your option,
* any later version. This means you can use it in proprietary products.
* See the LICENSE.md file distributed with this source code for details.
* @license BSD-3-Clause
* @license LGPL-2.1-or-later
*
* @copyright 2000-2013 John Lim
* @copyright 2014 Damien Regad, Mark Newnham and the ADOdb community
*/
// security - hide paths
if (!defined('ADODB_DIR')) die();
include_once(ADODB_DIR."/drivers/adodb-ibase.inc.php");
class ADODB_borland_ibase extends ADODB_ibase {
var $databaseType = "borland_ibase";
function BeginTrans()
{
if ($this->transOff) return true;
$this->transCnt += 1;
$this->autoCommit = false;
$this->_transactionID = ibase_trans($this->ibasetrans, $this->_connectionID);
return $this->_transactionID;
}
function ServerInfo()
{
$arr['dialect'] = $this->dialect;
switch($arr['dialect']) {
case '':
case '1': $s = 'Interbase 6.5, Dialect 1'; break;
case '2': $s = 'Interbase 6.5, Dialect 2'; break;
default:
case '3': $s = 'Interbase 6.5, Dialect 3'; break;
}
$arr['version'] = '6.5';
$arr['description'] = $s;
return $arr;
}
// Note that Interbase 6.5 uses ROWS instead - don't you love forking wars!
// SELECT col1, col2 FROM table ROWS 5 -- get 5 rows
// SELECT col1, col2 FROM TABLE ORDER BY col1 ROWS 3 TO 7 -- first 5 skip 2
// Firebird uses
// SELECT FIRST 5 SKIP 2 col1, col2 FROM TABLE
function SelectLimit($sql,$nrows=-1,$offset=-1,$inputarr=false,$secs2cache=0)
{
$nrows = (int) $nrows;
$offset = (int) $offset;
if ($nrows > 0) {
if ($offset <= 0) $str = " ROWS $nrows ";
else {
$a = $offset+1;
$b = $offset+$nrows;
$str = " ROWS $a TO $b";
}
} else {
// ok, skip
$a = $offset + 1;
$str = " ROWS $a TO 999999999"; // 999 million
}
$sql .= $str;
return ($secs2cache) ?
$this->CacheExecute($secs2cache,$sql,$inputarr)
:
$this->Execute($sql,$inputarr);
}
};
class ADORecordSet_borland_ibase extends ADORecordSet_ibase {
var $databaseType = "borland_ibase";
}