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Differences Between: [Versions 310 and 402] [Versions 311 and 402] [Versions 39 and 402] [Versions 400 and 402]

   1  <?php
   2  /**
   3   * Data Dictionary for Informix.
   4   *
   5   * This file is part of ADOdb, a Database Abstraction Layer library for PHP.
   6   *
   7   * @package ADOdb
   8   * @link https://adodb.org Project's web site and documentation
   9   * @link https://github.com/ADOdb/ADOdb Source code and issue tracker
  10   *
  11   * The ADOdb Library is dual-licensed, released under both the BSD 3-Clause
  12   * and the GNU Lesser General Public Licence (LGPL) v2.1 or, at your option,
  13   * any later version. This means you can use it in proprietary products.
  14   * See the LICENSE.md file distributed with this source code for details.
  15   * @license BSD-3-Clause
  16   * @license LGPL-2.1-or-later
  17   *
  18   * @copyright 2000-2013 John Lim
  19   * @copyright 2014 Damien Regad, Mark Newnham and the ADOdb community
  20   */
  21  
  22  // security - hide paths
  23  if (!defined('ADODB_DIR')) die();
  24  
  25  class ADODB2_informix extends ADODB_DataDict {
  26  
  27  	 var $databaseType = 'informix';
  28  	 var $seqField = false;
  29  
  30  
  31  	function ActualType($meta)
  32  	 {
  33  	 	 $meta = strtoupper($meta);
  34  	 	 
  35  	 	 /*
  36  	 	 * Add support for custom meta types. We do this
  37  	 	 * first, that allows us to override existing types
  38  	 	 */
  39  	 	 if (isset($this->connection->customMetaTypes[$meta]))
  40  	 	 	 return $this->connection->customMetaTypes[$meta]['actual'];
  41  	 	 
  42  	 	 switch($meta) {
  43  	 	 case 'C': return 'VARCHAR';// 255
  44  	 	 case 'XL':
  45  	 	 case 'X': return 'TEXT';
  46  
  47  	 	 case 'C2': return 'NVARCHAR';
  48  	 	 case 'X2': return 'TEXT';
  49  
  50  	 	 case 'B': return 'BLOB';
  51  
  52  	 	 case 'D': return 'DATE';
  53  	 	 case 'TS':
  54  	 	 case 'T': return 'DATETIME YEAR TO SECOND';
  55  
  56  	 	 case 'L': return 'SMALLINT';
  57  	 	 case 'I': return 'INTEGER';
  58  	 	 case 'I1': return 'SMALLINT';
  59  	 	 case 'I2': return 'SMALLINT';
  60  	 	 case 'I4': return 'INTEGER';
  61  	 	 case 'I8': return 'DECIMAL(20)';
  62  
  63  	 	 case 'F': return 'FLOAT';
  64  	 	 case 'N': return 'DECIMAL';
  65  	 	 default:
  66  	 	 	 return $meta;
  67  	 	 }
  68  	 }
  69  
  70  	function AlterColumnSQL($tabname, $flds, $tableflds='', $tableoptions='')
  71  	 {
  72  	 	 if ($this->debug) ADOConnection::outp("AlterColumnSQL not supported");
  73  	 	 return array();
  74  	 }
  75  
  76  
  77  	function DropColumnSQL($tabname, $flds, $tableflds='', $tableoptions='')
  78  	 {
  79  	 	 if ($this->debug) ADOConnection::outp("DropColumnSQL not supported");
  80  	 	 return array();
  81  	 }
  82  
  83  	 // return string must begin with space
  84  	function _CreateSuffix($fname, &$ftype, $fnotnull,$fdefault,$fautoinc,$fconstraint,$funsigned)
  85  	 {
  86  	 	 if ($fautoinc) {
  87  	 	 	 $ftype = 'SERIAL';
  88  	 	 	 return '';
  89  	 	 }
  90  	 	 $suffix = '';
  91  	 	 if (strlen($fdefault)) $suffix .= " DEFAULT $fdefault";
  92  	 	 if ($fnotnull) $suffix .= ' NOT NULL';
  93  	 	 if ($fconstraint) $suffix .= ' '.$fconstraint;
  94  	 	 return $suffix;
  95  	 }
  96  
  97  }