2. Microsoft SQL is known as RDMS (Relational Database Management System) which is developed by Microsoft and is highly used at corporate and enterprise level so that it can handle the database efficiently. This database increases robust performance of the software by restoring the data by the means of SQL queries because this is basically used in the connectivity with the software user interface. Users can get wide range of extra features with this MS SQL for the use of data modeling.

3. What is SQL Server Database? SQL means structure query language and it is a database management system that is generally used to store all data and to manage it. However 3 types of data are used to store which are: Primary SQL server database file (MDF) - It is used to store the startup information of each database which has one MDF files to store functions, views, columns, indexes, key, tables etc. Secondary SQL server database file (NDF) - This one is optional file which is used to send data to several disks and to pile up the user data. Log SQL server database file (LDF) – This one is a backup file and it is used to store log information

4. What are the common SQL database errors? There are several types of error messages which are displayed and some of them are given below: Msg 823 error in SQL Server Msg 832 (constant page has changed) in SQL Server Msg 7105 in SQL Server Msg 605 with SQL Server Error 17204 and 17207 in SQL Server Error 9004 in SQL Server Database consistency errors reported by DBCC CHECKB SQL Server Page Level Corruption Corruption on non-clustered indexes MS SQL Table Connection Corruption Error

5. What are the common factors that cause corruption in a MS SQL Database? The error messages which are displayed are due to the corruption of SQL database and there are reasons for such corruption. Some of them are: Media corruption Computer virus/malware Data storage failure where MDB files are stored File header corruption Hard disk failure Storing SQL database in compressed folders Human errors Modification in SQL account Defective networking device Upgrading to SQL server Due to power failure/improper system shutdown

6. How to prevent MS SQL database from any virus? When your SQL database gets infected due to virus then there are some prevention ways which should be followed: First use Web application firewall which prevent your database from any type of infection Check the entered data Remove all the unwanted functionality to avoid database corruption from any computer hacker Always try to use static statements, procedures and queries Make changes on your application password to avoid data from hackers on regular basis. Only use limited access account

7. How to repair the corrupt MS SQL files? When SQL database gets corrupt then it needs to be repaired so that the data can be safe. Some ways are given which can help to repair the corrupt MS SQL files. If you have backup file then you can log on the file By using the database console commands like CHECKDB, DBCC and DBCC DEBREPAIR By using third party tool like MS SQL database recovery tool

8. How to Repair Corrupted SQL Server Database Manually? When database does not get repaired then it is instructed to use third party tool like MS SQL database recovery tool. This is one of the powerful tool which effectively scans the damaged database file and after that repairs the inaccessible objects in.mdf and.ndf files. It also supports MS SQL server 2000, 2005, and 2008 with higher version. It repair and restores almost every items from the corrupt database including tables, keys, views, stored procedures, triggers, indexes, deleted records and so on.

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