php读取txt文件并将数据插入到数据库

//调用示例1
require 'db.php';
$splitChar = '|'; //竖线
$file = 'sqldata1.txt';
$fields = array('id','parentid','name');
$table = 'cengji';
$result = loadTxtDataIntoDatabase($splitChar,$fields);
if (array_shift($result)){
echo 'Success!
';
}else {
echo 'Failed!--Error:'.array_shift($result).'
';
}
/*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
*/

//调用示例2
require 'db.php';
$splitChar = ' '; //空格
$file = 'sqldata2.txt';
$fields = array('id','make','model','year');
$table = 'cars';
$result = loadTxtDataIntoDatabase($splitChar,$fields);
if (array_shift($result)){
echo 'Success!
';
}else {
echo 'Failed!--Error:'.array_shift($result).'
';
}
/* 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
*/

//调用示例3
require 'db.php';
$splitChar = ' '; //Tab
$file = 'sqldata3.txt';
$fields = array('id','year');
$table = 'cars';
$insertType = 'REPLACE';
$result = loadTxtDataIntoDatabase($splitChar,$fields,$insertType);
if (array_shift($result)){
echo 'Success!
';
}else {
echo 'Failed!--Error:'.array_shift($result).'
';
}
/ sqldata3.txt
11 Aston DB19 2009
12 Aston DB29 2009
13 Aston DB39 2009
/

//调用示例3
require 'db.php';
$splitChar = ' '; //Tab
$file = 'sqldata3.txt';
$fields = array('id','value');
$table = 'notExist'; //不存在表
$result = loadTxtDataIntoDatabase($splitChar,$fields);
if (array_shift($result)){
echo 'Success!
';
}else {
echo 'Failed!--Error:'.array_shift($result).'
';
}

//附：db.php
/* //注释这一行可全部释放
?>
<?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;
}
?>

//*/

-- 数据表结构：

-- 100000_insert,1000000_insert

100000 （10万）行插入：Insert 100000_line_data use 2.5534288883209 seconds

1000000（100万）行插入：Insert 1000000_line_data use 19.677318811417 seconds

//可能报错：MySQL server has gone away

//解决：修改my.ini/my.cnf max_allowed_packet=20M

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