Microsoft SQL Server is the advanced relational database management system used by businesses or professionals. It also improves the user interface and features of SQL database that makes it a useful application for managing bulk data. Although the functionality of this application, the database created by it is more prone to corruption, which results in the inaccessibility of data. Therefore, in the upcoming section, we will discuss different types of database corruption in SQL Server and also recommend a third-party solution for the same.
There would be several reasons that can lead to database corruption in SQL Server. Microsoft SQL Server contains two different types of file system, i.e., MDF and NDF. MDF is the primary file system, which saves complete information and if the MDF file gets corrupted, then the database will be affected. Follow various reasons as listed below:
a) Clustered: The database might have only one cluster index as it assists in the physical sorting of a database.
b) Non-clustered: There are approximately 249 non-cluster indexes in the table or view. It gives the pointer to the corresponding index point rather than sorting database.
Thus, if there is any corruption in cluster or non-cluster index as a result in partial or complete data loss.
In some cases, the main cause of SQL Server database corruption is I/O sublevel system. This problem will arise with all the drivers, controllers, or other drivers. Therefore, it is advisable first you have to check for hardware related issues. Further, there is an inbuilt program, i.e., Transact-SQL command, which helps to verify the consistency of the database. It is also called DBCC CHECKDB. It also helps to test the database for physical or logical corruption level. It can check all links between pages, structural content, index pointers, index pages and so on.
Download SQL Recovery software on your desktop to repair both primary and secondary SQL database. This tool is designed with numerous advanced features to execute the data recovery. This application is capable enough to restore deleted SQL Server database tables without any difficulty. The software allows recovering all tables, functions, stored procedure, views, rules, triggers and Primary Key, data types, Unique keys, and other SQL database components. It is compatible with SQL Server versions 2017 and all below versions.
In this blog, we have discussed different types of database corruption in SQL Server in a detailed manner. Along with it, a manual solution is also explained to fix SQL Server database corruption. According to experts, if this method fails to resolve large size database errors, then users can use the above-mentioned tool. It is the best solution, which helps to fix corruption issues in the SQL database server.