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   1  <?php
   2  
   3  /**
   4    V5.19  23-Apr-2014  (c) 2000-2014 John Lim (jlim#natsoft.com). All rights reserved.
   5    Released under both BSD license and Lesser GPL library license.
   6    Whenever there is any discrepancy between the two licenses,
   7    the BSD license will take precedence.
   8  
   9    Set tabs to 4 for best viewing.
  10  
  11  */
  12  
  13  // security - hide paths
  14  if (!defined('ADODB_DIR')) die();
  15  
  16  class ADODB2_informix extends ADODB_DataDict {
  17  
  18      var $databaseType = 'informix';
  19      var $seqField = false;
  20  
  21  
  22  	function ActualType($meta)
  23      {
  24          switch($meta) {
  25          case 'C': return 'VARCHAR';// 255
  26          case 'XL':
  27          case 'X': return 'TEXT';
  28  
  29          case 'C2': return 'NVARCHAR';
  30          case 'X2': return 'TEXT';
  31  
  32          case 'B': return 'BLOB';
  33  
  34          case 'D': return 'DATE';
  35          case 'TS':
  36          case 'T': return 'DATETIME YEAR TO SECOND';
  37  
  38          case 'L': return 'SMALLINT';
  39          case 'I': return 'INTEGER';
  40          case 'I1': return 'SMALLINT';
  41          case 'I2': return 'SMALLINT';
  42          case 'I4': return 'INTEGER';
  43          case 'I8': return 'DECIMAL(20)';
  44  
  45          case 'F': return 'FLOAT';
  46          case 'N': return 'DECIMAL';
  47          default:
  48              return $meta;
  49          }
  50      }
  51  
  52  	function AlterColumnSQL($tabname, $flds)
  53      {
  54          if ($this->debug) ADOConnection::outp("AlterColumnSQL not supported");
  55          return array();
  56      }
  57  
  58  
  59  	function DropColumnSQL($tabname, $flds)
  60      {
  61          if ($this->debug) ADOConnection::outp("DropColumnSQL not supported");
  62          return array();
  63      }
  64  
  65      // return string must begin with space
  66  	function _CreateSuffix($fname, &$ftype, $fnotnull,$fdefault,$fautoinc,$fconstraint,$funsigned)
  67      {
  68          if ($fautoinc) {
  69              $ftype = 'SERIAL';
  70              return '';
  71          }
  72          $suffix = '';
  73          if (strlen($fdefault)) $suffix .= " DEFAULT $fdefault";
  74          if ($fnotnull) $suffix .= ' NOT NULL';
  75          if ($fconstraint) $suffix .= ' '.$fconstraint;
  76          return $suffix;
  77      }
  78  
  79  }