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利用PHP执行SQL文件,将SQL文件导入到数据库 - 郑宏鑫erke

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Release: 2016-05-20 13:15:22
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如何利用php自动执行.sql文件,就是获取sql文件中的内容,然后将每一句sql语句一次执行。

代码example:

<span style="color: #008000;">//</span><span style="color: #008000;">读取文件内容</span>
$_sql = file_get_contents(<span style="color: #800000;">'</span><span style="color: #800000;">test.sql</span><span style="color: #800000;">'</span><span style="color: #000000;">);
 
$_arr </span>= explode(<span style="color: #800000;">'</span><span style="color: #800000;">;</span><span style="color: #800000;">'</span><span style="color: #000000;">, $_sql);
$_mysqli </span>= <span style="color: #0000ff;">new</span><span style="color: #000000;"> mysqli(DB_HOST,DB_USER,DB_PASS);
</span><span style="color: #0000ff;">if</span><span style="color: #000000;"> (mysqli_connect_errno()) {
    exit(</span><span style="color: #800000;">'</span><span style="color: #800000;">连接数据库出错</span><span style="color: #800000;">'</span><span style="color: #000000;">);
}
</span><span style="color: #008000;">//</span><span style="color: #008000;">执行sql语句</span>
<span style="color: #0000ff;">foreach</span> ($_arr <span style="color: #0000ff;">as</span><span style="color: #000000;"> $_value) {
    $_mysqli</span>->query($_value.<span style="color: #800000;">'</span><span style="color: #800000;">;</span><span style="color: #800000;">'</span><span style="color: #000000;">);
}
$_mysqli</span>-><span style="color: #000000;">close();
$_mysqli </span>= <span style="color: #0000ff;">null</span><span style="color: #000000;">;

</span>
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上面text.sql是你需要执行的sql文件,DB_HOST主机名,DB_USER用户名,DB_PASS密码!

这只是最基本的自动执行sql文件,你还可以自定义生成数据库的名称,方法就是将sql文件中下面的代码删去

<span style="color: #000000;">CREATE DATABASE IF NOT EXISTS 数据库名 DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci;
USE 数据库名</span>
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加上

$_mysqli->query(<span style="color: #800000;">"</span><span style="color: #800000;">CREATE DATABASE IF NOT EXISTS 数据库名 DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci;</span><span style="color: #800000;">"</span><span style="color: #000000;">);
$_mysqli</span>->query(<span style="color: #800000;">"</span><span style="color: #800000;">USE 数据库名</span><span style="color: #800000;">"</span>);
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