ACCESS数据库向MySQL快速迁移小程序(一)
为此我只好花了点时间写了两个小程序,用于将ACCESS数据库的内容向MySQL迁移,经使用,效果还不错,特在此写出奉献给各位一试或评判。
先概述一下使用方法,
1,将ACCESS的数据库建立一个"system DSN";
2,根据ACCESS数据库中各表的名称,在MySQL中建立相应的各个空表;
3,运行fdlist.php;
4,运行import.php;
5,每运行一次3,4步可迁移一个表,然后修改fdlist.php中的ACCESS源表名和MySQL中的目标表名,再运行3,4步,直至迁移所有的表,
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以下为 fdlist.php源程序
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<html>
<head>
<style type=text/css>
body,td,li,div,p,pre,a,b,h1,h2,h3,h4 {font-family:verdana;font-size:9pt;line-height : 18px;color:#a00000 }
</style>
</head>
<?
$dbconnection = @mysql_connect("yourmysqlserver", "mysqlaccount", "mysqlpassword")
or die ("can not connect to database server");
@mysql_select_db("yourdatabase")
or die("<p style='font-size:9pt;font-family:verdana;color:#803333;font-weight:bold'>No Database,</p>") ;
$odbc_table = "youroriginaltable" ; // The original table name in your ODBC database
$mysql_table = "yournewtable" ; // The new table name in your Mysql Database.
?>
<body bgcolor=#f0f0f0 topmargin=0 leftmargin=0 text=#a00000>
<br>
<div style="font-size:24pt;font-family:times;font-weight:bold;color:#00a000">Fields List of Two tables</div>
<hr size=1 color=#900000>
<?
$conn = odbc_connect("task", "", "");
$odbc_query = "select * from " . $odbc_table . " where 1=2";
$recordsid = odbc_exec($conn, $odbc_query);
$idcounts = odbc_num_fields( $recordsid ) ;
$fdlist1 = "" ;
for ( $i = 1 ; $i <= $idcounts ; $i ++)
$fdlist1 .= odbc_field_name($recordsid,$i)."," ;
echo "<div> Fd1 = " . $fdlist1 ;
$fdlist1 = substr($fdlist1,0,strlen($fdlist1)-1) ;
$fdlist2 = "" ;
$sqlquery = "select * from " . $mysql_table . " where 1=2 " ;
$records2 = mysql_query ($sqlquery) ;
$idcount2 = mysql_num_fields ( $records2 ) ;
for ( $i = 0 ; $i < $idcount2 ; $i++)
$fdlist2 .= mysql_field_name($records2,$i )."," ;
echo "<div> FD2 = " . $fdlist2 ;
$fdlist2 = substr($fdlist2,0,strlen($fdlist2)-1) ;
$fp = fopen ("fdlist.txt","w") ;
fwrite ($fp,$ctable) ;
fwrite ($fp,"n");
fwrite ($fp,$fdlist1) ;
fwrite ($fp,"n");
fwrite ($fp,$etable) ;
fwrite ($fp,"n") ;
fwrite ($fp,$fdlist2) ;
fclose($fp) ;
odbc_close($conn);
if ( $idcount2 != $idcounts ) {
echo "<hr size=1 color=#900000>".
"<div style='font-size:20pt;font-family:times;font-weight:bold'> The fields of two tables doesn't match" ;
echo "<br><br>ODBC_table Fields = " . $idcounts;
echo "<br><br>MySQL_table Fields = " . $idcount2;
}
?>
</body>
</html>
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未完接(二)
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