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【PHP】数据库字典生成

作者:墨龙 / 发布于2014/6/9/ 457

php生成mysql数据库的数据字典


	<?php
	/**
	* 生成mysql数据字典
	*/
	header("Content-type: text/html; charset=utf-8");
	//配置数据库
	$dbserver = "127.0.0.1";
	$dbusername = "root";
	$dbpassword = "nitbbs_org";
	$database = "think_team";

	//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) {
	 $html .= ' <h3>' . ($k + 1) . '、' . $v['TABLE_COMMENT'] .' （'. $v['TABLE_NAME']. '）</h3>'."\n";
	 $html .= ' <table border="1" cellspacing="0" cellpadding="0" width="100%">'."\n";
	 $html .= ' <tbody>'."\n";
	$html .= ' <tr>'."\n";
	$html .= ' <th>字段名</th>'."\n";
	$html .= ' <th>数据类型</th>'."\n";
	$html .= ' <th>默认值</th>'."\n";
	$html .= ' <th>允许非空</th>'."\n";
	$html .= ' <th>自动递增</th>'."\n";
	$html .= ' <th>备注</th>'."\n";
	$html .= ' </tr>'."\n";

	 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>'."\n";
	 $html .= ' <td class="c1">' . $f['COLUMN_NAME'] . '</td>'."\n";
	 $html .= ' <td class="c2">' . $f['COLUMN_TYPE'] . '</td>'."\n";
	 $html .= ' <td class="c3">' . $f['COLUMN_DEFAULT'] . '</td>'."\n";
	 $html .= ' <td class="c4">' . $f['IS_NULLABLE'] . '</td>'."\n";
	 $html .= ' <td class="c5">' . ($f['EXTRA']=='auto_increment'?'是':'&nbsp;') . '</td>'."\n";
	 $html .= ' <td class="c6">' . $f['COLUMN_COMMENT'] . '</td>'."\n";
	 $html .= ' </tr>'."\n";
	 }
	 }
	 $html .= ' </tbody>'."\n";
	$html .= ' </table>'."\n";
	}
	?>

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　数据库字典　　数据库　　字典　

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