【php开源代码栏目提醒】:网学会员在php开源代码频道为大家收集整理了datadict-access.inc.php提供大家参考,希望对大家有所帮助!
<?php
/**
V4.21 20 Mar 2004 (c) 2000-2004 John Lim (jlim@natsoft.com.my). All rights reserved.
Released under both BSD license and Lesser GPL library license.
Whenever there is any discrepancy between the two licenses,
the BSD license will take precedence.
Set tabs to 4 for best viewing.
*/
class ADODB2_access extends ADODB_DataDict {
var $databaseType = 'access';
var $seqField = false;
function ActualType($meta)
{
switch($meta) {
case 'C': return 'TEXT';
case 'XL':
case 'X': return 'MEMO';
case 'C2': return 'TEXT'; // up to 32K
case 'X2': return 'MEMO';
case 'B': return 'BINARY';
case 'D': return 'DATETIME';
case 'T': return 'DATETIME';
case 'L': return 'BYTE';
case 'I': return 'INTEGER';
case 'I1': return 'BYTE';
case 'I2': return 'SMALLINT';
case 'I4': return 'INTEGER';
case 'I8': return 'INTEGER';
case 'F': return 'DOUBLE';
case 'N': return 'NUMERIC';
default:
return $meta;
}
}
// return string must begin with space
function _CreateSuffix($fname, &$ftype, $fnotnull,$fdefault,$fautoinc,$fconstraint)
{
if ($fautoinc) {
$ftype = 'COUNTER';
return '';
}
if (substr($ftype,0,7) == 'DECIMAL') $ftype = 'DECIMAL';
$suffix = '';
if (strlen($fdefault)) {
//$suffix .= " DEFAULT $fdefault";
if ($this->debug) ADOConnection::outp("Warning: Access does not supported DEFAULT values (field $fname)");
}
if ($fnotnull) $suffix .= ' NOT NULL';
if ($fconstraint) $suffix .= ' '.$fconstraint;
return $suffix;
}
function CreateDatabase($dbname,$options=false)
{
return array();
}
function SetSchema($schema)
{
}
function AlterColumnSQL($tabname, $flds)
{
if ($this->debug) ADOConnection::outp("AlterColumnSQL not supported");
return array();
}
function DropColumnSQL($tabname, $flds)
{
if ($this->debug) ADOConnection::outp("DropColumnSQL not supported");
return array();
}
}
?>