//使用时一定要注意是否是处于导入状态，如果是导入操作，一定要先备份数据库，否则数据会被清空。。

/*

导出

SELECT * INTO OUTFILE ‘c:/name.txt’

FIELDS TERMINATED BY ‘,’ OPTIONALLY ENCLOSED BY ”’

LINES TERMINATED BY ‘n’

FROM zones;

导入

LOAD DATA INFILE ‘c:/name.txt’ INTO TABLE zones

FIELDS TERMINATED BY ‘,’ OPTIONALLY ENCLOSED BY ”’

LINES TERMINATED BY ‘n’;

*/

set_time_limit(0);

define(HOST,’127.0.0.1′);

define(USER,’root’);

define(PWD,”);

define(DBNAME,’test’);

define(DIR,’E:/www/mysql_data/’);

//0为导入 1为导出 2为修复

define(OPERATION,1);

mysql_connect(HOST,USER,PWD) or

die(“Could not connect: ” . mysql_error());

mysql_select_db(DBNAME) or

die(“Could not select db: ” . mysql_error());

$result = mysql_query(“show tables”);

if(!is_dir(DIR)){

die(‘Folder does not exist’);

}

if(OPERATION==0){

//前提：需要先前导入表结构

//导出命令：mysqldump -u root -p -d test>test.sql

while ($row = mysql_fetch_array($result, MYSQL_NUM)) {

$fileName=DIR.$row[0].”.txt”;

if(file_exists($fileName)){

//delete truncate

$querySql=’TRUNCATE TABLE `’.$row[0].’`’;

mysql_query($querySql) or

die(“Could not truncate table: “. $querySql . mysql_error());

$querySql = “LOAD DATA INFILE ‘”.$fileName.”‘

INTO TABLE “`.$row[0].”`

FIELDS TERMINATED BY ‘,’ OPTIONALLY ENCLOSED BY ”’

LINES TERMINATED BY ‘n'”;

mysql_query($querySql) or

die(“Could not insert into table: “. $querySql . mysql_error());

echo ‘insert into table ‘.$row[0].’ success.

‘;

}else{

echo ‘Not insert into table ‘.$row[0].’

‘;

}

}

echo “The task is finished”;

}else if(OPERATION==1){

if (is_writable(DIR)) {

while ($row = mysql_fetch_array($result, MYSQL_NUM)) {

$fileName=DIR.$row[0].”.txt”;

if(file_exists($fileName)){

unlink($fileName);

}

$querySql = “SELECT * INTO OUTFILE ‘”.$fileName.”‘

FIELDS TERMINATED BY ‘,’ OPTIONALLY ENCLOSED BY ”’

LINES TERMINATED BY ‘n’

FROM “`.$row[0].””`;

mysql_query($querySql) or

die(“Could not dump table: “. $querySql . mysql_error());

echo ‘dump table ‘.$row[0].’ success.

‘;

}

echo “The task is finished”;

}else{

echo ‘Folder ‘.DIR.’ can not writeable’;

}

}else if(OPERATION==2){

while ($row = mysql_fetch_array($result, MYSQL_NUM)) {

$fileName=DIR.$row[0].”.txt”;

if(file_exists($fileName)){

unlink($fileName);

}

$querySql = “REPAIR TABLE `$row[0]”`;

mysql_query($querySql) or

die(“Could not repair table: “. $querySql . mysql_error());

echo ‘repair table ‘.$row[0].’ success.

‘;

}

}

mysql_free_result($result);

mysql_close();

?>