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<?php
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/**
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 * ADOdb PostgreSQL 8 driver
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 *
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 * This file is part of ADOdb, a Database Abstraction Layer library for PHP.
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 *
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 * @package ADOdb
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 * @link https://adodb.org Project's web site and documentation
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 * @link https://github.com/ADOdb/ADOdb Source code and issue tracker
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 *
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 * The ADOdb Library is dual-licensed, released under both the BSD 3-Clause
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 * and the GNU Lesser General Public Licence (LGPL) v2.1 or, at your option,
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 * any later version. This means you can use it in proprietary products.
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 * See the LICENSE.md file distributed with this source code for details.
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 * @license BSD-3-Clause
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 * @license LGPL-2.1-or-later
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 *
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 * @copyright 2000-2013 John Lim
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 * @copyright 2014 Damien Regad, Mark Newnham and the ADOdb community
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 */
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// security - hide paths
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if (!defined('ADODB_DIR')) die();
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include_once(ADODB_DIR."/drivers/adodb-postgres7.inc.php");
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class ADODB_postgres8 extends ADODB_postgres7
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{
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	var $databaseType = 'postgres8';
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	// From PostgreSQL 8.0 onwards, the adsrc column used in earlier versions to
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	// retrieve the default value is obsolete and should not be used (see #562).
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	var $metaDefaultsSQL = "SELECT d.adnum as num, pg_get_expr(d.adbin, d.adrelid) as def
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		FROM pg_attrdef d, pg_class c
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		WHERE d.adrelid=c.oid AND c.relname='%s'
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		ORDER BY d.adnum";
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	/**
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	 * Retrieve last inserted ID
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	 * Don't use OIDs, since as per {@link http://php.net/function.pg-last-oid php manual }
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	 * they won't be there in Postgres 8.1
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	 * (and they're not what the application wants back, anyway).
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	 * @param string $table
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	 * @param string $column
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	 * @return int last inserted ID for given table/column, or the most recently
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	 *             returned one if $table or $column are empty
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	 */
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	protected function _insertID( $table = '', $column = '' )
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	{
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		global $ADODB_GETONE_EOF;
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		$sql = empty($table) || empty($column)
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			? 'SELECT lastval()'
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			: "SELECT currval(pg_get_serial_sequence('$table', '$column'))";
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		// Squelch "ERROR:  lastval is not yet defined in this session" (see #978)
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		$result = @$this->GetOne($sql);
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		if ($result === false || $result == $ADODB_GETONE_EOF) {
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			if ($this->debug) {
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				ADOConnection::outp(__FUNCTION__ . "() failed : " . $this->errorMsg());
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			}
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			return false;
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		}
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		return $result;
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	}
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}
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class ADORecordSet_postgres8 extends ADORecordSet_postgres7
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{
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	var $databaseType = "postgres8";
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}
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class ADORecordSet_assoc_postgres8 extends ADORecordSet_assoc_postgres7
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{
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	var $databaseType = "postgres8";
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}