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Written By Rohan Wiese
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Updated on July 10th, 2018
Common Reason for Database Corruption in SQL Server – Know How to Fix It
This blog tells you common reason for Database corruption in SQL Server and technical guide to fix corrupt SQL Server Database corruptions.
Microsoft SQL Server Database is one such thing which is globally known for years for its versatility and advanced functionality. This is largely used by the organizations, institutions, industries, students, and professionals. The Structured Query Language is designed with an improved interface and advanced features which makes it stand alone utility in terms of database management tool, to manage a large number of databases.
Despite, its high usefulness, the database created by it are prone to corruption. This SQL Database Corruption leads to file inaccessibility and extraction of these crucial data become so impossible. Hence, to tackle down this situation we are going to discuss the reasons, errors and solution to play safe.
Reasons for SQL Server Database Corruption
There could be multiple which can lead SQL Server Database Corruption. SQL Server comprises two types of file system, MDF and NDF. MDF file system is the primary which stores the complete data information and if MDF got corrupt entire database will be affected. Let us put some light on MDF Corruption reasons:-
1. Hardware failure
- Disk Failure
- Power Interruption
- Abrupt System Shutdown
- Bugs in Disk Driver
2. Software problems
- Defections In SQL Server Itself
- Changes in SQL Server Account
- Storage Media corruption where MDF files are stored
- File header corruption
- Malware
- Virus
3. Human miss-operations
- Upgrading Software from older to a newer version
- Accidental data deletion
- Storing SQL Database in a compressed folder
Multiple Types of Errors
Cause rectification is a prior thing before that you will get some common error which will be related to above-mentioned reason. Here is a list of common error that is related to the cause and makes the user unable to access SQL Server Database because of corruption.
- SQL Server Page Level Corruption
- SQL Server Database Error 3456
- Msg 825 (read retry) in SQL Server
- Msg 825 (read retry) in SQL Server
- Msg 823 error in SQL Server
- Database consistency errors reported by DBCC CHECKDB
- SQL Server Table Corruption Error
- Corruption on non-clustered indexes
- Metadata corruption Error
- Page Level Corruption
- Error 9004 in SQL Server
It is not necessary that only above-mentioned list of errors are there. There could be many more which occur when a user opens the corrupt SQL Server Database. To act smart and resolve the issue user can use the updated backup file. The user should have the regular habit to take backup of files. Restoring backup file can remove many errors automatically. But always take care that your data backup is not outdated, this could lead to data loss.
Alternative Solution to Fix Corrupt SQL Database
In such scenario, you must use Aryson SQL Database Repair Software. It is the best and authentic tool which have the ability to deal with all kind of SQL database corruption issues effectively. This software repairs corrupt, damaged SQL database files including Tables, Columns, Indexes, Functions, Keys, Values, Rules, Triggers, Checks, Defaults, Stored Procedures, User Data Types. It provides complete support to restore multiple MDF files at the same time. It never affects the real data of the user.
About The Author:
Rohan Wiese is a Technical Writer at Aryson Technologies. He is an expert Email Forensic, Cloud Computing, and a passionate nerd with over 10 years of experience in technical content writing. He writes about Cloud Migration, Database Recovery, Email Backup, Windows, Mac, and Tech.
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