php在线导入mysql大数据程序_PHP教程

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header("content-type:text/html;charset=utf-8");

error_reporting(E_ALL);

set_time_limit(0);

$file='./test.sql';

$data=file($file);

echo "

";

            
//print_r($data);
            
$data_new=array();
            
$tmp=array();
            
foreach ($data as $line) {
            
 
            
$line=trim($line);
            
if(strlen($line)==0){
            
continue;
            
}
            
if(substr($line,0,2)=='--'){
            
continue;
            
}
            
if(substr($line,0,2)=='/*'){
            
continue;
            
}
            
$tmp[]=$line;
            
if(substr($line,-1)==';'){
            
$query=implode('',$tmp);
            
$tmp=array();
            
$data_new[]=$query;
            
}
            
}
            
 
            
$mysqli=new mysqli('localhost','root','root','test');
            
if($mysqli->connect_errno){
            
exit('数据库连接失败！');
            
}
            
$mysqli->query("set names utf8");
            
 
            
$error=array();
            
foreach($data_new as $sql){
            
$mysqli->query($sql);
            
$r=$mysqli->error;
            
if($r) $error[]=$r;
            
}
            
print_r($r);
            
 
            
/*
            
 
            
mysql>ALTER TABLE tbl2 DISABLE KEYS;
            
Query OK, 0 rows affected (0.00 sec)
            
 
            
mysql>INSERT INTO tbl2 SELECT * FROM tbl1;
            
Query OK, 2000000 row affected (36.30 sec)
            
Records: 2000000 Duplicates: 0 Warnings: 0
            
 
            
mysql>ALTER TABLE tbl2 ENABLE KEYS;
            
Query OK, 0 rows affected (44.55 sec)
            
 
            
*/
            

            

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$rate_info = file("$table.txt");

print $n_s = chop($rate_info[0]);

for($start=1;$start

{

$value="";

for ($i=$start;$i<($start+$n_s-1);$i++)

{

$tmp = str_replace("&&jimmy&&"," ",chop($rate_info[$i]));

$value .= "'".addslashes($tmp)."',";

}

$tmp = str_replace("&&jimmy&&"," ",chop($rate_info[$start+$n_s-1]));

$value .= "'".$tmp."'";

$query = "insert into $table values (".$value.")";

print mysql_error();

mysql_query($query);

print $start." ";

}

print "ostart";

?>