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   1  <?php
   2  
   3  /**
   4    @version   v5.20.3  01-Jan-2016
   5    @copyright (c) 2000-2013 John Lim (jlim#natsoft.com). All rights reserved.
   6    @copyright (c) 2014      Damien Regad, Mark Newnham and the ADOdb community
   7    Released under both BSD license and Lesser GPL library license.
   8    Whenever there is any discrepancy between the two licenses,
   9    the BSD license will take precedence.
  10  
  11    Set tabs to 4 for best viewing.
  12  
  13  */
  14  
  15  // security - hide paths
  16  if (!defined('ADODB_DIR')) die();
  17  
  18  class ADODB2_informix extends ADODB_DataDict {
  19  
  20      var $databaseType = 'informix';
  21      var $seqField = false;
  22  
  23  
  24  	function ActualType($meta)
  25      {
  26          switch($meta) {
  27          case 'C': return 'VARCHAR';// 255
  28          case 'XL':
  29          case 'X': return 'TEXT';
  30  
  31          case 'C2': return 'NVARCHAR';
  32          case 'X2': return 'TEXT';
  33  
  34          case 'B': return 'BLOB';
  35  
  36          case 'D': return 'DATE';
  37          case 'TS':
  38          case 'T': return 'DATETIME YEAR TO SECOND';
  39  
  40          case 'L': return 'SMALLINT';
  41          case 'I': return 'INTEGER';
  42          case 'I1': return 'SMALLINT';
  43          case 'I2': return 'SMALLINT';
  44          case 'I4': return 'INTEGER';
  45          case 'I8': return 'DECIMAL(20)';
  46  
  47          case 'F': return 'FLOAT';
  48          case 'N': return 'DECIMAL';
  49          default:
  50              return $meta;
  51          }
  52      }
  53  
  54  	function AlterColumnSQL($tabname, $flds, $tableflds='', $tableoptions='')
  55      {
  56          if ($this->debug) ADOConnection::outp("AlterColumnSQL not supported");
  57          return array();
  58      }
  59  
  60  
  61  	function DropColumnSQL($tabname, $flds, $tableflds='', $tableoptions='')
  62      {
  63          if ($this->debug) ADOConnection::outp("DropColumnSQL not supported");
  64          return array();
  65      }
  66  
  67      // return string must begin with space
  68  	function _CreateSuffix($fname, &$ftype, $fnotnull,$fdefault,$fautoinc,$fconstraint,$funsigned)
  69      {
  70          if ($fautoinc) {
  71              $ftype = 'SERIAL';
  72              return '';
  73          }
  74          $suffix = '';
  75          if (strlen($fdefault)) $suffix .= " DEFAULT $fdefault";
  76          if ($fnotnull) $suffix .= ' NOT NULL';
  77          if ($fconstraint) $suffix .= ' '.$fconstraint;
  78          return $suffix;
  79      }
  80  
  81  }