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一个连接两个不同MYSQL数据库的PHP程序

作者： unknow

<HTML><BODY BGCOLOR=FFFFFF>
<?php
    echo "Connecting as mysql<BR>\n";
    $connection1 = mysql_connect(@#localhost@#, @#mysql@#, @#@#) or die($php_errormsg);
    echo "connection1 is $connection1<BR>\n";
    echo "Selecting test for mysql user<BR>\n";
    mysql_select_db(@#test@#, $connection1) or @die("Error " . $php_errormsg . mysql_error());
    echo "Connection as joyce<BR>\n";
    $connection2 = mysql_connect(@#localhost@#, @#joyce@#, @#@#) or die($php_errormsg);
    echo "connection2 is $connection2<BR>\n";
    echo "Selecting books for joyce user<BR>\n";
    $db2 = mysql_select_db(@#techbizbookguide@#, $connection2) or die(mysql_error());
    $query1 = "select foo from test";
    $query2 = "select title, authorFirst, authorLast from bookinfo";
    echo "Querying test<BR>\n";
    $users = mysql_query($query1, $connection1) or die(mysql_error());
    echo "Querying books<BR>\n";
    $books = mysql_query($query2, $connection2) or die(mysql_error());
    echo "Foos from test<BR>\n";
    while (list($foo) = mysql_fetch_row($users)){
        echo $foo, "<BR>\n";
    }
    echo "Books in techbizbookguide<BR>\n";
    while (list($title, $authorFirst, $authorLast) = mysql_fetch_row($books)){
        //Use trim in case we have a book by "Madonna" or "Prince" or...
        echo $title, @# by @#, trim($authorFirst . @# @# . $authorLast), "<BR>\n";
    }
?>
</BODY></HTML>

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