当前位置: 移动技术网 > IT编程>数据库>Mysql > 生成MySql数据库的数据字典代码参考

生成MySql数据库的数据字典代码参考

2018年08月23日  | 移动技术网IT编程  | 我要评论

code:

 

/**
 * 生成mysql数据字典
 */
//配置数据库
$dbserver   = "127.0.0.1";
$dbusername = "root";
$dbpassword = "xxxxxx";
$database      = "table_name";
//其他配置
$title = '数据字典';
$pdo=new \pdo("mysql:host=".$dbserver.";dbname=".$database,$dbusername,$dbpassword);
$pdo->query('set names utf8');
$table_result=$pdo->query('show tables');
$arr=$table_result->fetchall(\pdo::fetch_assoc);

//取得所有的表名
foreach ($arr as $val){
    $tables[]['table_name'] =$val['tables_in_table_name'];
}

//循环取得所有表的备注及表中列消息
foreach ($tables as $k=>$v) {
    $sql  = 'select * from ';
    $sql .= 'information_schema.tables ';
    $sql .= 'where ';
    $sql .= "table_name = '{$v['table_name']}'  and table_schema = '{$database}'";
    $table_result = $pdo->query($sql);
    $t=$table_result->fetchall(\pdo::fetch_assoc);



    foreach($t as $v) {
        $tables[$k]['table_comment'] = $v['table_comment'];
    }
    $sql  = 'select * from ';
    $sql .= 'information_schema.columns ';
    $sql .= 'where ';
    $sql .= "table_name = '{$v['table_name']}' and table_schema = '{$database}'";
    $fields = array();
    $field_result = $pdo->query($sql);
    $t=$field_result->fetchall(\pdo::fetch_assoc);
    foreach ($t as $v) {
        $fields[] = $v;
    }
    $tables[$k]['column'] = $fields;
}

$html = '';
//循环所有表
foreach ($tables as $k=>$v) {
    //$html .= '<p><h2>'. $v['table_comment'] . ' </h2>';
    $html .= '<table  border="1" cellspacing="0" cellpadding="0" align="center">';
    $html .= '<caption>' . $v['table_name'] .'  '. $v['table_comment']. '</caption>';
    $html .= '<tbody><tr><th>字段名</th><th>数据类型</th><th>默认值</th>  
     <th>允许非空</th>  
     <th>自动递增</th><th>备注</th></tr>';
    $html .= '';
    foreach ($v['column'] as $f) {
        $html .= '<tr><td class="c1">' . $f['column_name'] . '</td>';
        $html .= '<td class="c2">' . $f['column_type'] . '</td>';
        $html .= '<td class="c3"> ' . $f['column_default'] . '</td>';
        $html .= '<td class="c4"> ' . $f['is_nullable'] . '</td>';
        $html .= '<td class="c5">' . ($f['extra']=='auto_increment'?'是':' ') . '</td>';
        $html .= '<td class="c6"> ' . $f['column_comment'] . '</td>';
        $html .= '</tr>';
    }
    $html .= '</tbody></table></p>';
}
//输出
echo '<html>  
 <head>  
 <meta http-equiv="content-type" content="text/html; charset=utf-8" />  
 <title>'.$title.'</title>  
 <style>  
 body,td,th {font-family:"宋体"; font-size:12px;}  
 table{border-collapse:collapse;border:1px solid #ccc;background:#efefef;}  
 table caption{text-align:left; background-color:#fff; line-height:2em; font-size:14px; font-weight:bold; }  
 table th{text-align:left; font-weight:bold;height:26px; line-height:26px; font-size:12px; border:1px solid #ccc;}  
 table td{height:20px; font-size:12px; border:1px solid #ccc;background-color:#fff;}  
 .c1{ width: 120px;}  
 .c2{ width: 120px;}  
 .c3{ width: 70px;}  
 .c4{ width: 80px;}  
 .c5{ width: 80px;}  
 .c6{ width: 270px;}  
 </style>  
 </head>  
 <body>';
echo '<h1 style="text-align:center;">'.$title.'</h1>';
echo $html;
echo '</body></html>';

  

 

参考(转载): https://blog.csdn.net/qq_36663951/article/details/73176103

如对本文有疑问, 点击进行留言回复!!

相关文章:

验证码:
移动技术网