serial_number.txtç示ä¾å
容ï¼
serial_number.txtï¼
DM00001A11 0116,
SN00002A11 0116,
AB00003A11 0116,
PV00004A11 0116,
OC00005A11 0116,
IX00006A11 0116,
å建æ°æ®è¡¨ï¼
create table serial_number(
id int primary key auto_increment not null,
serial_number varchar(50) not null
)ENGINE=InnoDB DEFAULT CHARSET=utf8;
php代ç å¦ä¸ï¼
$conn = mysql_connect('127.0.0.1','root','') or die("Invalid query: " . mysql_error());
mysql_select_db('test', $conn) or die("Invalid query: " . mysql_error());
$content = file_get_contents("serial_number.txt");
$contents= explode(",",$content);//explode()å½æ°ä»¥","为æ è¯ç¬¦è¿è¡æå
foreach ($contents as $k => $v)//éå循ç¯
{
$id = $k;
$serial_number = $v;
mysql_query("insert into serial_number (`id`,`serial_number`)
VALUES('$id','$serial_number')");
}
å¤æ³¨ï¼æ¹æ³æå¾å¤ç§ï¼æè¿éæ¯å¨æåtxtæ件为æ°ç»åï¼ç¶åéå循ç¯å¾å°çæ°ç»ï¼æ¯å¾ªç¯ä¸æ¬¡ï¼å¾æ°æ®åºä¸æå
¥ä¸æ¬¡ã
åç»å¤§å®¶å享ä¸ä¸ªæ¯æ大æ件导å
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<?php
/**
* $splitChar å段åé符
* $file æ°æ®æ件æ件å
* $table æ°æ®åºè¡¨å
* $conn æ°æ®åºè¿æ¥
* $fields æ°æ®å¯¹åºçåå
* $insertType æå
¥æä½ç±»åï¼å
æ¬INSERT,REPLACE
*/
function loadTxtDataIntoDatabase($splitChar,$file,$table,$conn,$fields=array(),$insertType='INSERT'){
if(empty($fields)) $head = "{$insertType} INTO `{$table}` VALUES('";
else $head = "{$insertType} INTO `{$table}`(`".implode('`,`',$fields)."`) VALUES('"; //æ°æ®å¤´
$end = "')";
$sqldata = trim(file_get_contents($file));
if(preg_replace('/\s*/i','',$splitChar) == '') {
$splitChar = '/(\w+)(\s+)/i';
$replace = "$1','";
$specialFunc = 'preg_replace';
}else {
$splitChar = $splitChar;
$replace = "','";
$specialFunc = 'str_replace';
}
//å¤çæ°æ®ä½ï¼äºè
顺åºä¸å¯æ¢ï¼å¦åç©ºæ ¼æTabåé符æ¶åºé
$sqldata = preg_replace('/(\s*)(\n+)(\s*)/i','\'),(\'',$sqldata); //æ¿æ¢æ¢è¡
$sqldata = $specialFunc($splitChar,$replace,$sqldata); //æ¿æ¢åé符
$query = $head.$sqldata.$end; //æ°æ®æ¼æ¥
if(mysql_query($query,$conn)) return array(true);
else {
return array(false,mysql_error($conn),mysql_errno($conn));
}
}
//è°ç¨ç¤ºä¾1
require 'db.php';
$splitChar = '|'; //ç«çº¿
$file = 'sqldata1.txt';
$fields = array('id','parentid','name');
$table = 'cengji';
$result = loadTxtDataIntoDatabase($splitChar,$file,$table,$conn,$fields);
if (array_shift($result)){
echo 'Success!<br/>';
}else {
echo 'Failed!--Error:'.array_shift($result).'<br/>';
}
/*sqlda ta1.txt
1|0|A
2|1|B
3|1|C
4|2|D
-- cengji
CREATE TABLE `cengji` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`parentid` int(11) NOT NULL,
`name` varchar(255) DEFAULT NULL,
PRIMARY KEY (`id`),
UNIQUE KEY `parentid_name_unique` (`parentid`,`name`) USING BTREE
) ENGINE=InnoDB AUTO_INCREMENT=1602 DEFAULT CHARSET=utf8
*/
//è°ç¨ç¤ºä¾2
require 'db.php';
$splitChar = ' '; //ç©ºæ ¼
$file = 'sqldata2.txt';
$fields = array('id','make','model','year');
$table = 'cars';
$result = loadTxtDataIntoDatabase($splitChar,$file,$table,$conn,$fields);
if (array_shift($result)){
echo 'Success!<br/>';
}else {
echo 'Failed!--Error:'.array_shift($result).'<br/>';
}
/* sqldata2.txt
11 Aston DB19 2009
12 Aston DB29 2009
13 Aston DB39 2009
-- cars
CREATE TABLE `cars` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`make` varchar(16) NOT NULL,
`model` varchar(16) DEFAULT NULL,
`year` varchar(16) DEFAULT NULL,
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=14 DEFAULT CHARSET=utf8
*/
//è°ç¨ç¤ºä¾3
require 'db.php';
$splitChar = ' '; //Tab
$file = 'sqldata3.txt';
$fields = array('id','make','model','year');
$table = 'cars';
$insertType = 'REPLACE';
$result = loadTxtDataIntoDatabase($splitChar,$file,$table,$conn,$fields,$insertType);
if (array_shift($result)){
echo 'Success!<br/>';
}else {
echo 'Failed!--Error:'.array_shift($result).'<br/>';
}
/* sqldata3.txt
11 Aston DB19 2009
12 Aston DB29 2009
13 Aston DB39 2009
*/
//è°ç¨ç¤ºä¾3
require 'db.php';
$splitChar = ' '; //Tab
$file = 'sqldata3.txt';
$fields = array('id','value');
$table = 'notExist'; //ä¸åå¨è¡¨
$result = loadTxtDataIntoDatabase($splitChar,$file,$table,$conn,$fields);
if (array_shift($result)){
echo 'Success!<br/>';
}else {
echo 'Failed!--Error:'.array_shift($result).'<br/>';
}
//éï¼db.php
/* //注éè¿ä¸è¡å¯å
¨é¨éæ¾
?>
<?php
static $connect = null;
static $table = 'jilian';
if(!isset($connect)) {
$connect = mysql_connect("localhost","root","");
if(!$connect) {
$connect = mysql_connect("localhost","Zjmainstay","");
}
if(!$connect) {
die('Can not connect to database.Fatal error handle by /test/db.php');
}
mysql_select_db("test",$connect);
mysql_query("SET NAMES utf8",$connect);
$conn = &$connect;
$db = &$connect;
}
?>
//*/
.
-- æ°æ®è¡¨ç»æï¼
-- 100000_insert,1000000_insert
CREATE TABLE `100000_insert` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`parentid` int(11) NOT NULL,
`name` varchar(255) DEFAULT NULL,
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8
100000 ï¼10ä¸ï¼è¡æå
¥ï¼Insert 100000_line_data use 2.5534288883209 seconds
1000000ï¼100ä¸ï¼è¡æå
¥ï¼Insert 1000000_line_data use 19.677318811417 seconds
//å¯è½æ¥éï¼MySQL server has gone away
//解å³ï¼ä¿®æ¹my.ini/my.cnf max_allowed_packet=20M
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