Summary: As we know the SQL Server Database is vulnerable to corruption and as per job requirement, every administrator does have the recovery plan for every scenario if persists. In this situation administrators as default trust on their skill to make the database corruption free, so in this article, we will check if DBCC CHECKDB Repair Options Ensure Complete Recovery. Also, we will discuss about DBCC CHECKDB alternative solution to fix SQL database corruption errors.
Most of the time you are going to face corruption in your database and you need to repair it because you do not have the backups necessary to be able to restore with no data loss. It is unlikely unless your service level agreements say that downtime is more important than data loss that you are going to choose repair as a first choice.
Now you have to be very careful when you are using repair or when you are manually fixing corruption as it may involve data loss, and you do not want to make things worse. That means that you are going to practice, using repair to make sure you know what it is going to do, or definitely practice when you are manually fixing corruptions before doing it for real in production. In this article then, we are going to cover how repair works and everything about different things about repair, REPAIR_ALLOW_DATA_LOSS, and possibilities of exploring more when we say repairing of the corrupt database.
So if you want to know which repair option to use, you run DBCC CHECKDB and it is going to tell you what the repair option is necessary, and here are the various repair options:
This option was very deliberately named, and it was named such because the way it usually fixes any problems is by de-allocating what is broken and fixing up all the links, either from the broken thing or to the broken thing. The reason it does this is that this is the fastest and most probably correct in 100% of cases way to affect the repairs.
This SQL database repair software is a hassle-free solution for all SQL database corruption errors, which can be used to repair the corrupt MDF and NDF files. This software ensures recovery of all the database objects thus leaving no chance of data loss. So I encourage you to start downloading the trial version of Stellar Repair for MS SQL software to be prepared for the most critical situation you might face and to get the most optimal solution for your corruption.
As I mentioned before, almost every DBA is going to see corruption at some point in their career and dealing with it they rely on DBCC CHECKDB Repair Options or trusted third party tool, so henceforth it is really useful to understand what types of solutions you have and what it can do depends on the criticality of the scenario . I hope this article has been informative for you.
I am Microsoft® Certified Solutions Expert: Data Management Analytics plus Microsoft® Certified Solutions Expert Data Platform (MCSE). As a DBA, I design, install, maintain and upgrade all databases (production and non-production environments), I have practical knowledge of T-SQL performance, HW performance issues, SQL Server replication, clustering solutions, and database designs for different kinds of systems. I worked on all SQL Server versions (2008, 2008R2, 2012, 2014 and 2016). I am Microsoft® Certified Solutions Expert: Data Management Analytics plus Microsoft® Certified Solutions Expert Data Platform (MCSE).
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