data_dictionary/mysql.php at master · shangheguang/data_dictionary · GitHub

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<?php
/**
 * 生成mysql数据字典
 */
// 配置数据库
$database = array();
$database['DB_HOST'] = '127.0.0.1';
$database['DB_NAME'] = 'db';
$database['DB_USER'] = 'root';
$database['DB_PWD'] = '123456';

date_default_timezone_set('Asia/Shanghai');

$mysql_conn = @mysqli_connect("{$database['DB_HOST']}", "{$database['DB_USER']}", "{$database['DB_PWD']}") or die("Mysql connect is error.");

mysqli_select_db($mysql_conn, $database['DB_NAME']);

$result = $mysql_conn->query('show tables');
$mysql_conn->query('SET NAME UTF8');
// 取得所有表名
while ($row = mysqli_fetch_array($result))
{
    $tables[]['TABLE_NAME'] = $row[0];
}

// 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['DB_NAME']}'";
    $table_result = $mysql_conn->query($sql);
    while ($t = mysqli_fetch_array($table_result))
    {
        $tables[$k]['TABLE_COMMENT'] = $t['TABLE_COMMENT'];
    }
    $sql = 'SELECT * FROM ';
    $sql .= 'INFORMATION_SCHEMA.COLUMNS ';
    $sql .= 'WHERE ';
    $sql .= "table_name = '{$v['TABLE_NAME']}' AND table_schema = '{$database['DB_NAME']}'";

    $fields = array();
    $field_result = $mysql_conn->query($sql);
    while ($t = mysqli_fetch_array($field_result))
    {
        $fields[] = $t;
    }
    $tables[$k]['COLUMN'] = $fields;
}
mysqli_close($mysql_conn);

$html = '';
// 循环所有表
foreach($tables as $k => $v)
{
    if($v['TABLE_NAME']){
    $html .= '<table border="1" cellspacing="0" cellpadding="0" align="center">';
    $html .= '<caption>表名：' . $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 .= '<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>
    <meta charset="utf-8">
    <title>自动生成数据字典</title>
    <style>
        body,td,th {font-family:"宋体"; font-size:12px;}
		table,h1,p{width:960px;margin:0px auto;}
        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;padding-left:5px;}
        table td{height:20px; font-size:12px; border:1px solid #CCC;background-color:#fff;padding-left:5px;}
        .c1{ width: 150px;}
        .c2{ width: 150px;}
        .c3{ width: 80px;}
        .c4{ width: 100px;}
        .c5{ width: 100px;}
        .c6{ width: 300px;}
    </style>
    <body>';
echo '<h1 style="text-align:center;">数据字典</h1>';
echo '<p style="text-align:center;margin:20px auto;">生成时间：' . date('Y-m-d H:i:s') . '</p>';
echo $html;
echo '<p style="text-align:left;margin:20px auto;">总共：' . count($tables) . '个数据表</p>';
echo '</body></html>';

?>