一个连接两个不同MYSQL数据库的PHP程序
<HTML><BODY BGCOLOR=FFFFFF><?php
echo "Connecting as mysql<BR> ";
$connection1 = mysql_connect(localhost, mysql, ) or die($php_errormsg);
echo "connection1 is $connection1<BR> ";
echo "Selecting test for mysql user<BR> ";
mysql_select_db(test, $connection1) or @die("Error " . $php_errormsg . mysql_error());
echo "Connection as joyce<BR> ";
$connection2 = mysql_connect(localhost, joyce, ) or die($php_errormsg);
echo "connection2 is $connection2<BR> ";
echo "Selecting books for joyce user<BR> ";
$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> ";
$users = mysql_query($query1, $connection1) or die(mysql_error());
echo "Querying books<BR> ";
$books = mysql_query($query2, $connection2) or die(mysql_error());
echo "Foos from test<BR> ";
while (list($foo) = mysql_fetch_row($users)){
echo $foo, "<BR> ";
}
echo "Books in techbizbookguide<BR> ";
while (list($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> ";
}
?>
</BODY></HTML>
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