《PHP学习:php生成mysql的数据字典》要点:
本文介绍了PHP学习:php生成mysql的数据字典,希望对您有用。如果有疑问,可以联系我们。
把mysql数据库生成数据字典,直接可用便于查看数据库表、字段,做一个数据字典是很有必要的,下面只需要简单更改下配置就可以用了,样式也是挺好的.PHP编程
- <?php
- header('content-type:text/html;charset=utf-8');
- define('DB_HOST','localhost');
- define('DB_USER','root');
- define('DB_PASS','root');
- define('DB_NAME','test');
- define('DB_PORT',3306);
- define('DB_CHAR','utf8');
- define('APPNAME','');
- $conn=mysql_connect(DB_HOST.':'.DB_PORT,DB_USER,DB_PASS);
- mysql_select_db(DB_NAME);
- mysql_query('set names ' . DB_CHAR);
- $sql="SHOW TABLE STATUS FROM " . DB_NAME;
- $result=mysql_query($sql);
- $array=array();
- while($rows=mysql_fetch_assoc($result)){
- $array[]=$rows;
- }
- // table count
- $tab_count = count($array);
- echo '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
- "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
- <html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="zh">
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
- <title>'.APPNAME.'--数据字典</title>
- <style type="text/css">
- table caption, table th, table td {
- padding: 0.1em 0.5em 0.1em 0.5em;
- margin: 0.1em;
- vertical-align: top;
- }
- th {
- font-weight: bold;
- color: black;
- background: #D3DCE3;
- }
- table tr.odd th, .odd {
- background: #E5E5E5;
- }
- table tr.even th, .even {
- background: #f3f3f3;
- }
- .db_table{
- border-top:1px solid #333;
- }
- .title{font-weight:bold;}
- </style>
- </head>
- <body>
- <div style="text-align:center;background:#D3DCE3;font-size:19px;">
- <b>'.APPNAME.'--数据字典</b>
- </div>
- <div style="background:#f3f3f3;text-align:center;">(注:共'.$tab_count.'张表,按ctrl+F查找关键字)</div>'."\n";
- for($i=0;$i<$tab_count;$i++){
- echo '<ul type="square">'."\n";
- echo ' <li class="title">';
- echo ($i+1).'、表名:[' . $array[$i]['Name'] . '] 注释:' . $array[$i]['Comment'];
- echo '</li>'."\n";
- //查询数据库字段信息
- $tab_name = $array[$i]['Name'];
- $sql_tab='show full fields from `' . $array[$i]['Name'].'`';
- $tab_result=mysql_query($sql_tab);
- $tab_array=array();
- while($r=mysql_fetch_assoc($tab_result)){
- $tab_array[]=$r;
- }
- //show keys
- $keys_result=mysql_query("show keys from `".$array[$i]['Name'].'`',$conn);
- $arr_keys=mysql_fetch_array($keys_result);
- echo '<li style="list-style: none outside none;"><table border="0" class="db_table" >';
- echo '<tr class="head">
- <th style="width:110px">字段</th>
- <th>类型</th>
- <th>为空</th>
- <th>额外</th>
- <th>默认</th>
- <th style="width:95px">整理</th>
- <th>备注</th></tr>';
- for($j=0;$j<count($tab_array);$j++){
- $key_name=$arr_keys['Key_name'];
- if($key_name="PRIMARY"){
- $key_name='主键('.$key_name.')';
- }
- $key_field=$arr_keys['Column_name'];
- if ( $tab_array[$j]['Field']==$key_field){
- $key_value="PK";
- }else{
- $key_value="";
- }
- echo ' <tr class="'.($j%2==0?"odd":"even").'">'."\n";
- echo ' <td>' . $tab_array[$j]['Field'] . '</td>'."\n";
- echo ' <td>' . $tab_array[$j]['Type'] . '</td>'."\n";
- echo ' <td>' . ($key_value!=''?$key_value:$tab_array[$j]['Null']) . '</td>'."\n";
- echo ' <td>' . $tab_array[$j]['Extra'] . '</td>'."\n";
- echo ' <td>' . $tab_array[$j]['Default'] . '</td>'."\n";
- echo ' <td>' . $tab_array[$j]['Collation'] . '</td>'."\n";
- echo ' <td>' . ($key_value!=''?$key_name:$tab_array[$j]['Comment']) . '</td>'."\n";
- echo ' </tr>'."\n";
- }
- echo ' </table></li>'."\n";
- echo '</ul>'."\n";
- }
- echo '</body>'."\n";
- echo '</html>'."\n";
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持维易PHP.
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