… a dropped or corrupt table with Percona Data Recovery Tool for InnoDB you need two things: media with records(ibdata1, *.ibd, disk image… to have an accurate table definition to ensure a successful recovery. Even an unnoticeable difference like NULL or NOT NULL can… the recovery tool bzr branch lp:percona-data-recovery-tool-for-innodb 1. Compile the dictionary parsers make dict_parsers 2. Split ibdata1…
Comment: How to recover table structure from InnoDB dictionary
May 8, 2013 By 4 Comments
… are in ibdata1. 2) if it was HW problem and ibdata1 was saved then ibdata1 should be valid, maybe with some corruption. The tables… it http://www.percona.com/docs/wiki/innodb-data-recovery-tool:mysql-data-recovery:start . The biggest challenge here is to find… each table – http://www.percona.com/docs/wiki/innodb-data-recovery-tool:mysql-data-recovery:advanced_techniques#recovering_the_data_dictionary
Post: Recovery deleted ibdata1
August 10, 2012 By 9 Comments
… table space – ibdata1 – and redo logs – ib_logfile*. MySQL keeps InnoDB files open all the time. The following recovery technique is based… the changes are not permanently written. This can lead to corruption and data loss. For the same reason we can’t…_logfile* do exist Do not restart MySQL until the further recovery strategy is clear
Comment: Connecting orphaned .ibd files
August 7, 2012 By 19 Comments
… trying to use innochecksum to fix ibdata1 I get this error: ./innochecksum -f /var/lib/mysql/ibdata1.recovery page 65 invalid (fails log… make a copy of ibdata1 using dd because the server crashed and ibdata got corrupted: dd if=ibdata1 of=ibdata1.recovery conv=noerrors Any idea…
Post: Connecting orphaned .ibd files
May 13, 2011 By 19 Comments
… alien ibdata1. There are several situation when you have to: 1. ibdata1 is erroneously removed 2. ibdata1 is heavily corrupted and innodb_force_recovery doesn… this point. There is a tool ibdconnect in Percona InnoDB Recovery Tool. Make sure you’re using the latest version from…_id is already used. It will refuse to update ibdata1: $ ./ibdconnect -o ibdata1 -f t2.ibd -d sakila -t actor … Error: Space…
Comment: MySQL Crash Recovery
August 14, 2007 By 30 Comments
… access page number 2395455360 in space 0, InnoDB: space name .\ibdata1, InnoDB: which is outside the tablespace bounds. InnoDB: Byte offset…: corruption in the InnoDB tablespace. Please refer to InnoDB: http://dev.mysql.com/doc/mysql/en/Forcing_recovery.html InnoDB: about forcing recovery…
