Teşekkürler Ben bir PHP sınıfı yazabildi tüm yardım dayanarak herkes, bu tablo B kopyalar tablo A herhangi bir sütun onlar zaten orada değilse:
class MatchTable
{
var $_table_one_name;
var $_table_two_name;
var $_table_one_db_user;
var $_table_one_db_pass;
var $_table_one_db_host;
var $_table_one_db_name;
var $_table_two_db_user;
var $_table_two_db_pass;
var $_table_two_db_host;
var $_table_two_db_name;
var $_table_one_columns = array();
var $_table_two_columns = array();
var $_table_one_types = array();
var $_table_two_types = array();
var $_table_one_link;
var $_table_two_link;
var $_isTest;
function MatchTable($isLive = true)
{
$this->_isTest = !$isLive;
}
function matchTables($table1, $table2)
{
$this->_table_one_name = $table1;
$this->_table_two_name = $table2;
if(isset($this->_table_one_db_pass))
{
$this->db_connect('ONE');
}
list($this->_table_one_columns,$this->_table_one_types) = $this->getColumns($this->_table_one_name);
if(isset($this->_table_two_db_pass))
{
$this->db_connect('TWO');
}
list($this->_table_two_columns,$this->_table_two_types) = $this->getColumns($this->_table_two_name);
$this->addAdditionalColumns($this->getAdditionalColumns());
}
function setTableOneConnection($host, $user, $pass, $name)
{
$this->_table_one_db_host = $host;
$this->_table_one_db_user = $user;
$this->_table_one_db_pass = $pass;
$this->_table_one_db_name = $name;
}
function setTableTwoConnection($host, $user, $pass, $name)
{
$this->_table_two_db_host = $host;
$this->_table_two_db_user = $user;
$this->_table_two_db_pass = $pass;
$this->_table_two_db_name = $name;
}
function db_connect($table)
{
switch(strtoupper($table))
{
case 'ONE':
$host = $this->_table_one_db_host;
$user = $this->_table_one_db_user;
$pass = $this->_table_one_db_pass;
$name = $this->_table_one_db_name;
$link = $this->_table_one_link = mysql_connect($host, $user, $pass, true);
mysql_select_db($name) or die(mysql_error());
break;
case 'TWO';
$host = $this->_table_two_db_host;
$user = $this->_table_two_db_user;
$pass = $this->_table_two_db_pass;
$name = $this->_table_two_db_name;
$link = $this->_table_two_link = mysql_connect($host, $user, $pass, true);
mysql_select_db($name) or die(mysql_error());
break;
default:
die('Improper parameter in MatchTable->db_connect() expecting "one" or "two".');
break;
}
if (!$link) {
die('Could not connect: ' . mysql_error());
}
}
function getColumns($table_name)
{
$columns = array();
$types = array();
$qry = 'SHOW COLUMNS FROM '.$table_name;
$result = mysql_query($qry) or die(mysql_error());
while($row = mysql_fetch_assoc($result))
{
$field = $row['Field'];
$type = $row['Type'];
/*
$column = array('Field' => $field, 'Type' => $type);
array_push($columns, $column);
*/
$types[$field] = $type;
array_push($columns, $field);
}
$arr = array($columns, $types);
return $arr;
}
function getAdditionalColumns()
{
$additional = array_diff($this->_table_one_columns,$this->_table_two_columns);
return $additional;
}
function addAdditionalColumns($additional)
{
$qry = '';
foreach($additional as $field)
{
$qry = 'ALTER TABLE '.$this->_table_two_name.' ADD '.$field.' '.$this->_table_one_types[$field].'; ';
if($this->_isTest)
{
echo $qry.'<br><br>';
}
else
{
mysql_query($qry) or die(mysql_error());
}
}
}
/**
* End of Class
*/
}