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  • 数据表字段查询

    <?php
    /**
     * 生成mysql数据字典
     */
    header("Content-type: text/html; charset=utf-8");
    error_reporting(E_ALL^E_NOTICE);
    //配置数据库
    $dbserver   = "171.217.69.175";
    $dbusername = "root";
    $dbpassword = "123456";
    $database   = "yx_taxi";
    
    //其他配置
    $mysql_conn = @mysql_connect("$dbserver", "$dbusername", "$dbpassword") or die("Mysql connect is error.");
    mysql_select_db($database, $mysql_conn);
    mysql_query('SET NAMES utf8', $mysql_conn);
    $table_result = mysql_query('show tables', $mysql_conn);
    
    $no_show_table = array();    //不需要显示的表
    $no_show_field = array();   //不需要显示的字段
    
    //取得所有的表名
    while($row = mysql_fetch_array($table_result)){
        if(!in_array($row[0],$no_show_table)){
            $tables[]['TABLE_NAME'] = $row[0];
        }
    }
    //替换所以表的表前缀
    if($_GET['prefix']){
        $prefix = 'czzj';
        foreach($tables as $key => $val){
            $tableName = $val['TABLE_NAME'];
            $string = explode('_',$tableName);
            if($string[0] != $prefix){  
                $string[0] = $prefix;  
                $newTableName = implode('_', $string);  
                mysql_query('rename table '.$tableName.' TO '.$newTableName);  
            }
        }
        echo "替换成功!";exit();
    }
    
    //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}'";
        $table_result = mysql_query($sql, $mysql_conn);
        while ($t = mysql_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}'";
    
        $fields = array();
        $field_result = mysql_query($sql, $mysql_conn);
        while ($t = mysql_fetch_array($field_result) ) {
            $fields[] = $t;
        }
        $tables[$k]['COLUMN'] = $fields;
    }
    mysql_close($mysql_conn);
    
    
    $html = '';
    //循环所有表
    foreach ($tables as $k=>$v) {
    
        if($v['TABLE_COMMENT']){
            $map .= '<a href="#' . ($k + 1) . 'F">' . $v['TABLE_COMMENT'] . '</a>';
        }else{
            $map .= '<a href="#' . ($k + 1) . 'F">' . $v['TABLE_NAME'] . '</a>';
        }
    
    
        $html .= '    <h3><a name="' . ($k + 1) . 'F"></a>' . ($k + 1) . '、' . $v['TABLE_COMMENT'] .'  ('. $v['TABLE_NAME']. ')</h3>'."
    ";
        $html .= '    <table border="1" cellspacing="0" cellpadding="0" width="100%">'."
    ";
        $html .= '        <tbody>'."
    ";
        $html .= '            <tr>'."
    ";
        $html .= '                <th>字段名</th>'."
    ";
        $html .= '                <th>数据类型</th>'."
    ";
        $html .= '                <th>默认值</th>'."
    ";
        $html .= '                <th>允许非空</th>'."
    ";
        $html .= '                <th>自动递增</th>'."
    ";
        $html .= '                <th>备注</th>'."
    ";
        $html .= '            </tr>'."
    ";
    
        foreach ($v['COLUMN'] as $f) {
            if(!is_array($no_show_field[$v['TABLE_NAME']])){
                $no_show_field[$v['TABLE_NAME']] = array();
            }
            if(!in_array($f['COLUMN_NAME'],$no_show_field[$v['TABLE_NAME']])){
                $html .= '            <tr>'."
    ";
                $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':'&nbsp;') . '</td>'."
    ";
                $html .= '                <td class="c6">' . $f['COLUMN_COMMENT'] . '</td>'."
    ";
                $html .= '            </tr>'."
    ";
            }
        }
        $html .= '        </tbody>'."
    ";
        $html .= '    </table>'."
    ";
    }
    ?>
    <!doctype html>
    <html>
    <head>
    <meta charset="utf-8">
    <title>数据字典</title>
    <style>
        body{
            position: relative;
        }
    body, td, th { font-family: "微软雅黑"; font-size: 14px; }
    .warp{margin:auto; 900px;}
    .warp h3{margin:0px; padding:0px; line-height:30px; margin-top:10px;}
    table { border-collapse: collapse; border: 1px solid #CCC; background: #efefef; }
    table th { text-align: left; font-weight: bold; height: 26px; line-height: 26px; font-size: 14px; text-align:center; border: 1px solid #CCC; padding:5px;}
    table td { height: 20px; font-size: 14px; border: 1px solid #CCC; background-color: #fff; padding:5px;}
    .c1 {  120px; }
    .c2 {  120px; }
    .c3 {  150px; }
    .c4 {  80px; text-align:center;}
    .c5 {  80px; text-align:center;}
    .c6 {  270px; }
        .map{
            position: fixed;
            left: 0px;
            top: 0px;
            border: 1px solid #e5e5e5;
             180px;
        }
        .map a{
            display: block;
            text-decoration: none;
            color: #000000;
            line-height: 1.5em;
            border-bottom: 1px dotted #e5e5e5;
            padding:5px;
            font-size: 12px;
        }
        .map a:last-child{
            border-bottom: none;
        }
    </style>
    </head>
    <body>
    <div class="map">
        <?php echo $map; ?>
    </div>
    <div class="warp">
        <h1 style="text-align:center;">数据字典</h1>
    <?php echo $html; ?>
    </div>
    </body>
    </html>
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  • 原文地址:https://www.cnblogs.com/lezuw/p/11382600.html
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