<?xml version="1.0" encoding="UTF-8"?>
<rss version="2.0"
	xmlns:content="http://purl.org/rss/1.0/modules/content/"
	xmlns:wfw="http://wellformedweb.org/CommentAPI/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:atom="http://www.w3.org/2005/Atom"
	xmlns:sy="http://purl.org/rss/1.0/modules/syndication/"
	xmlns:slash="http://purl.org/rss/1.0/modules/slash/"
	>

<channel>
	<title>惜分飞 &#187; mysql truncate恢复</title>
	<atom:link href="https://www.xifenfei.com/tag/mysql-truncate%e6%81%a2%e5%a4%8d/feed" rel="self" type="application/rss+xml" />
	<link>https://www.xifenfei.com</link>
	<description>提供7*24专业数据库(Oracle,SQL Server,MySQL,PostgreSQL等)恢复和技术支持@Tel:17813235971</description>
	<lastBuildDate>Sat, 24 Oct 2026 14:05:24 +0000</lastBuildDate>
	<language>zh-CN</language>
		<sy:updatePeriod>hourly</sy:updatePeriod>
		<sy:updateFrequency>1</sy:updateFrequency>
	
	<item>
		<title>kettle导致MySQL数据丢失恢复</title>
		<link>https://www.xifenfei.com/2023/12/kettle-lost-mysql-data-recovery.html</link>
		<comments>https://www.xifenfei.com/2023/12/kettle-lost-mysql-data-recovery.html#comments</comments>
		<pubDate>Sun, 17 Dec 2023 05:02:45 +0000</pubDate>
		<dc:creator><![CDATA[惜分飞]]></dc:creator>
				<category><![CDATA[MySQL恢复]]></category>
		<category><![CDATA[kettle truncate恢复]]></category>
		<category><![CDATA[kettle数据丢失]]></category>
		<category><![CDATA[mysql truncate恢复]]></category>

		<guid isPermaLink="false">https://www.xifenfei.com/?p=10546</guid>
		<description><![CDATA[联系：手机/微信(+86 17813235971) QQ(107644445)  &#8230; <a href="https://www.xifenfei.com/2023/12/kettle-lost-mysql-data-recovery.html">继续阅读 <span class="meta-nav">&#8594;</span></a>]]></description>
				<content:encoded><![CDATA[<div id="xifenfeicopyright">
<p>联系：<a href="https://www.xifenfei.com/about_xifenfei" target="_blank">手机/微信(+86 17813235971)   QQ(107644445)</a><a target="_blank" href="http://wpa.qq.com/msgrd?v=3&#038;uin=107644445&#038;site=qq&#038;menu=yes"><img src="https://www.xifenfei.com/wp-content/themes/img/site_qq.jpg" alt="QQ咨询惜分飞" title="QQ咨询惜分飞"/></a></p>
<p>标题：<a href="https://www.xifenfei.com/2023/12/kettle-lost-mysql-data-recovery.html" target="_blank">kettle导致MySQL数据丢失恢复</a></p>
<p>作者：<a href="https://www.xifenfei.com" target="_blank">惜分飞</a>©版权所有[未经本人同意,不得以任何形式转载,否则有进一步追究法律责任的权利.]</p>
</div>
<p>有客户通过kettle 插入数据，由于配置不当导致原数据丢失,希望能够恢复之前数据（mysql数据库）<br />
<a href="https://www.xifenfei.com/wp-content/uploads/2023/12/20231217125043.png"><img src="https://www.xifenfei.com/wp-content/uploads/2023/12/20231217125043.png" alt="20231217125043" width="561" height="312" class="alignnone size-full wp-image-10547" /></a><br />
<hr />
通过分析（相关文件的时间）,判断kettle应该是在插入数据之前触发了truncate操作导致数据丢失,而且还插入了部分数据<br />
<a href="https://www.xifenfei.com/wp-content/uploads/2023/12/20231217125612.png"><img src="https://www.xifenfei.com/wp-content/uploads/2023/12/20231217125612.png" alt="20231217125612" width="836" height="144" class="alignnone size-full wp-image-10548" /></a><a href="https://www.xifenfei.com/wp-content/uploads/2023/12/20231217125738.png"><img src="https://www.xifenfei.com/wp-content/uploads/2023/12/20231217125738.png" alt="20231217125738" width="844" height="646" class="alignnone size-full wp-image-10549" /></a><br />
<hr />
通过数据块层面扫描分析,找出来需要恢复表对应的page文件<br />
<a href="https://www.xifenfei.com/wp-content/uploads/2023/12/20231217125854.png"><img src="https://www.xifenfei.com/wp-content/uploads/2023/12/20231217125854.png" alt="20231217125854" width="801" height="132" class="alignnone size-full wp-image-10550" /></a><br />
<hr />
解析这些page文件恢复出来客户需要数据<br />
<a href="https://www.xifenfei.com/wp-content/uploads/2023/12/20231217130029.png"><img src="https://www.xifenfei.com/wp-content/uploads/2023/12/20231217130029.png" alt="20231217130029" width="953" height="397" class="alignnone size-full wp-image-10551" /></a><br />
<hr />
遇到此类误操作,最重要的是保护现场,尽可能减少对数据文件所在分区的写入操作,可以实现最大限度数据恢复.</p>
<div id="crp_related"><ul><li style="list-style-type:decimal;font-size:11px;" ><a href="https://www.xifenfei.com/2023/07/ora-01122-ora-01200.html" rel="bookmark" class="crp_title">ORA-01122 ORA-01200故障处理</a></li><li style="list-style-type:decimal;font-size:11px;" ><a href="https://www.xifenfei.com/2023/12/mysql-accidental-loss-recovery.html" rel="bookmark" class="crp_title">MySQL数据库文件丢失恢复</a></li><li style="list-style-type:decimal;font-size:11px;" ><a href="https://www.xifenfei.com/2023/06/oracle-recovery-tools-csc-higher-than-block-scn.html" rel="bookmark" class="crp_title">Oracle Recovery Tools恢复csc higher than block scn</a></li><li style="list-style-type:decimal;font-size:11px;" ><a href="https://www.xifenfei.com/2023/01/imp-00009.html" rel="bookmark" class="crp_title">IMP-00009: abnormal end of export file</a></li><li style="list-style-type:decimal;font-size:11px;" ><a href="https://www.xifenfei.com/2023/01/truncate-sys-table-recovery.html" rel="bookmark" class="crp_title">truncate sys用户表导致数据库异常恢复</a></li><li style="list-style-type:decimal;font-size:11px;" ><a href="https://www.xifenfei.com/2023/07/faust-db-recovery.html" rel="bookmark" class="crp_title">.faust加密勒索数据库恢复</a></li><li style="list-style-type:decimal;font-size:11px;" ><a href="https://www.xifenfei.com/2023/03/eight-db-recovery.html" rel="bookmark" class="crp_title">.eight加密数据库恢复</a></li><li style="list-style-type:decimal;font-size:11px;" ><a href="https://www.xifenfei.com/2023/05/udev_start-vip-relocate.html" rel="bookmark" class="crp_title">udev_start导致vip漂移(常见情况:rac在线加盘操作引起)</a></li><li style="list-style-type:decimal;font-size:11px;" ><a href="https://www.xifenfei.com/2023/04/hung_task_timeout_secs.html" rel="bookmark" class="crp_title">echo 0 > /proc/sys/kernel/hung_task_timeout_secs disables this message</a></li><li style="list-style-type:decimal;font-size:11px;" ><a href="https://www.xifenfei.com/2023/11/a____z____recover____data.html" rel="bookmark" class="crp_title">A____Z____RECOVER____DATA勒索恢复</a></li><li style="list-style-type:decimal;font-size:11px;" ><a href="https://www.xifenfei.com/2023/06/mdf-locked-recovery.html" rel="bookmark" class="crp_title">.mdf.locked加密sql server完美恢复</a></li><li style="list-style-type:decimal;font-size:11px;" ><a href="https://www.xifenfei.com/2023/02/asm-disk-add-vg-extend-lv.html" rel="bookmark" class="crp_title">再一例asm disk被误加入vg并且扩容lv恢复</a></li></ul></div>]]></content:encoded>
			<wfw:commentRss>https://www.xifenfei.com/2023/12/kettle-lost-mysql-data-recovery.html/feed</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
	</channel>
</rss>
