英文代码

$i=0;
while($i<=99){
echo "$newNumber \r\n";
$sql="CREATE TABLE `code_".$i."` (
 `full_code` char(10) NOT NULL,
 `create_time` int(10) unsigned NOT NULL,
 PRIMARY KEY  (`full_code`),
) ENGINE=MyISAM DEFAULT CHARSET=utf8";
mysql_query($sql);
$i++;

英文代码

$table_name=get_hash_table('code',$full_code);

function get_hash_table($table,$code,$s=100){
$hash = sprintf("%u", crc32($code));
echo $hash;
$hash1 = intval(fmod($hash, $s));
 return $table."_".$hash1;
}

CREATE TABLE IF NOT EXISTS `code` (   
`full_code` char(10) NOT NULL,
`create_time` int(10) unsigned NOT NULL,
INDEX(full_code)   
) TYPE=MERGE UNION=(code_0,code_1,code_2.......) INSERT_METHOD=LAST ;