datadict-access.inc.php

gehe zur Dokumentation dieser Datei

<?php

// security - hide paths
if (!defined('ADODB_DIR')) die();

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 'TS':
                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,$funsigned)
        {
                if ($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();
        }

}


?>