Situations When MS SQL Server Database Becomes Almost Irreparable – Sometimes, when the corruption in system tables, metadata of SQL Server database takes place, the DBCC CHECKDB Repair command fails to recover database from corrupted SQL Server. All these types of corruptions are different in nature and users face severe errors, when they occur.
1.Corruption In Metadata – This corruption problem occurs when a user do direct updates to the system tables of SQL Server 2000 database. The DBCC CHECKDB command of SQL Server 2000 cannot check system log, so this corruption problem remains unidentified. However, the DBCC CHECKDB Command of SQL Server 2005 is capable of identifying these errors of corruption in SQL Server 2005 and these errors dont remain un-indentified. DBCC CHECKDB Repair command cannot fix these errors of corruption in SQL Server database, so the users have to look for any other solution to fix that. One manual solution, which can be applied for fixing this problem, is deleting damaged records from system tables. Other manual solution, which can be applied for fixing this problem, is editing system tables in SQL Server 2005. There is one more manual solution, which can used to resolve this problem, is generating scripts for entire database, exporting entire database, creating new database, regenerating objects and reloading data. All these manual solut
ions to are complex, risky and may lead to heavy data loss.
Msg 3853, Level 16, State 1, Line 1
Attribute (object_id=181575685) of row (object_id=181575685,column_id=1) in sys.columns does not have a matching row (object_id=181575685) in sys.objects
Error messages similar to this above mentioned error message occur when corruption in SQL Server metadata takes place.
2.Damage in System Tables – DBCC CHECKDB Repair command depends upon few system tables of SQL Server database for taking a view about the content of database or for rebuilding of database and when these system tables themselves get corrupted, the DBCC CHECKDB Command fails to of SQL Server database.
Msg 7985, Level 16, State 2, Line 1
System table pre-checks: Object ID 4. Could not read and latch page (1:358) with latch type SH.
Check statement terminated due to unrepairable error.
Error messages similar to this above mentioned error message occur at times of corruption in SQL Server database.
How to get back Microsoft SQL Server Database When DBCC CHECKDB Repair Command Fails? When DBCC CHECKDB Repair command fails to recover database from corrupted SQL Server, you can use SQL Recovery third party software to get back Microsoft SQL Server database. This tool can fix all critical issues of corruption of SQL MDF file. You will not any kind of difficulty in carrying the process to fix MDF file in it.