Data corruption refers to errors in computer data that occur during writing, reading, storage, transmission, or processing, which introduce unintended changes to the original data

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MyISAM : Should I be concerned by these warnings?

I restored some tables from recent Databases backups. Because Im supporting a legacy system that only uses MyISAM tables in their DBs, for backing up I used a little script that pretty much copies all ...
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FATAL: catalog is missing 1 attribute(s) for relid 2662

I have a server with PostgreSQL9.1-903 (Windows 7 Professional). After a power cut my database is inaccessible (I presume that the database is corrupted). The postgreSQL service starts but the ...
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RDS MYSQL instance rebooted and won't load INNODB table

So my production db in RDS apparently either crashed or was rebooted during a version update, and upon being restarted mysql couldn't load one of the innodb tables: as evidenced by the following error ...
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Checking records consistency after mongorestore --noobjcheck

I had an HDD malfunction on a Mongo node. After running fsck and mongod --repair I was able to dump the needed collection with mongodump and move it to another server. However, some records appear ...
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Corrupted Filesystem: Possible to restore databases from the contents of /var/lib/mysql?

Using CentOS 6.4 x64. Not sure what happened but somehow my VPS filesystem got corrupted and it is now in a permanent read-only state. I've been working with my hosting provider's sys. admin. but ...
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Possible schema corruption. Run DBCC CHECKCATALOG

Good Evening to all. I was working with sql server 2008. Thing i did: Actually i was noticed that the free space available in C drive reaches below 1 GB .So i thought to Club the D drive with C ...
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CHECKDB Allocation Errors Msg 2576, could not repair, object id does not exist

I inherited a database that has no value in LastKnownGood. I ran repair allow data loss, says it was successfully repaired, but no change to the errors when I run checkdb again. In case it was a SQL ...
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SQL Server TDE Stuck at Encryption_State 2 and 0% on a Tiny DB

I'm having a heck of a time with this issue and can't figure out what is wrong. I'm not sure how long this tiny DB has been in 'encryption_state = 2' from query: SELECT * FROM ...
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Uploaded files corrupted except txt/csv

I have an ASP.NET MVC 4 Application with standard CRUD functionality plus a file Upload capability. Currently I am struggling with the files being corrupted after the download. I created a ...
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What is data like *after* fixing a corrupt MyISAM or InnoDB table?

I collect user data and store in an a database. Some of the tables are MyISAM and some are InnoDB. Lately, both have been experiencing regular corruption for reasons not clear. I know that restoring ...
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mysql innodb corrupt database - mysqld won't start

I am unable to start mysqld. I tried innodb_force_recovery = 4 in /etc/my.cnf Here is the relevant lines in /var/log/mysqld.log which suggest that recovery fails and I probably need to recover from ...
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MySQL relay log corrupted, how do I fix it? Tried but failed

A MySQL v5.1.61 relay got corrupted when the machine suddenly shut down. I tried to fix it but it didn't work. — How do I fix it? Did I do something wrong? As far as I've read, corrupted MySQL relay ...
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mysql doesnt have write access in data dir?

I am running a MySQL on my Windows 7 64 bit development machine at work and I can't seem to get around a database corruption issue. In my unit tests it is telling me that the storage engine (which is ...
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MySQL loses connection

I think we've got a corrupt table in this situation. A website with a Drupal setup we host shows the following error: General error: 2006 MySQL server has gone away: SELECT expire, value FROM ...