In this blog, you will come to know that, how to resolve suspect database issues in the SQL server by using various methods. SQL database has various states while it’s working but at one time it runs in a specific mode. These modes are such as online, offline, restoring, recovery, pending recovery, emergency, and suspect. In this write-up, let us take the issue of “suspect mode”.
Understand SQL Suspect Mode?
A suspect state of the database means a state in which a user is not able to access the database. In this state, the recovery process has been started but not completed successfully, it stops or interrupts the process in-between. In such cases, working automatically stops and user needs to fix corrupted files to resolve the issue. It can happen due to various reasons. In the next section, we will discuss the different reasons behind this issue.
Why Database Goes to Suspect Mode in SQL Server – Know The Reasons
- System Failure –If the system stops functioning due to any hardware failure or server software issue, it may lead to severe in the suspect state.
- Missing Log File –LDF files are the Log files that contain the log of recent actions and transaction executing in the database. If somehow these files lost, it creates an issue in processing.
- SQL Server Crash –Server failure may also be one reason for the suspect state of not processing the database.
- Inaccessible Files –Suspect mode turn on due to file corruption, unavailable database files of SQL while running a big transaction.
- Improper System Shut-Down- Abrupt or improper system shutdown of SQLserver can be the reason for this problem.
- Low Disk Space –Sometimes, the drive has not enough space for extended files. It stops processing due to insufficient Disk space.
- SQL Database Operation Failure –This may happen due to connection errors or server errors.
Note: The user can also read another post to know how to restore SQL database from MDF file.
Manual Method to Know How to Resolve Suspect Database in SQL Server
The suspect state indicates that the issue is with the primary filegroup of the database. In this mode, data can not be recovered and the database becomes inaccessible. To connect the database, it needs to implement recovery procedures. Alternatives solution to resolve the suspect database in SQL server, have been described below:
Follow The Below Steps to Switch from Suspect Mode to Normal Mode
1. First Open the SQL Server management studio and connect to your database.
2. Now the user has to choose the New Query option.
3. Turn off the suspect Flag and set the database into emergency mode.
4. Execute this command.
EXEC sp_resetstatus ‘database_name’
ALTER DATABASE database_name SET EMERGENCY
5. Run Consistency Check on MDB Files, with having gained access to the database. It checks all logical and physical errors in the database.
6. Next, switch to Single User Mode, and rollback transaction which may not have been completed successfully.
ALTER DATABASE db_name SET SINGLE_USER WITH ROLLBACK IMMEDIATE
DBCC CheckDB (‘db_name’, REPAIR_ALLOW_DATA_LOSS)
7. Then finally, get back to Multi-User Mode and verify the connectivity of the database
ALTER DATABASE dbName SET MULTI_USER
Note: From the above discussion, we have learnt how to resolve Suspect database in SQL server with the help of manual workaround, The above-discussed method is lengthy and it requires strong technical hands to perform this process. In case if you are facing any problem then the user can take the help of SQL Recovery software to recover data from corrupted.
Efficient Solution to Fix Database Went to Suspect Mode in SQL Server
If your device has been severely corrupt and gone to suspect state. Above mentioned manual methods also fail to revive the database. In these situations, you can take help from the SysTools SQL Server Database Recovery tool to recover all data within your database. This smart software can repair and recover all inaccessible objects from MDF & NDF database files.
Features of the Software
- It scans and recovers both corrupted primary and secondary files (MDF & NDF files).
- Able to scan and recover Triggers, Rules, Functions, Tables, Stored Procedures, etc.
- Export recovered file into SQL Server Database
- It supports both ANSII & UNICODE XML datatype
- Support SQL Server 2017 and all below versions.
Follow these steps to recover corrupted MDF files by using SysTools SQL Recovery Software:
Step1: Download and install the tool in your system.
Step2: Then, click on the option “Open” to browse the desired MDF file.
Step3: Click the option “Quick Scan” to scan MDF files. Then, check the option “Auto Detect” to automatically detect the SQL Server version. Also, mark the checkbox to “Preview Deleted Records”.
Step4: After performing the Quick Scanning operation, Scanning Report will display on the screen.
Step5: Then, it will recommend using “Advance Scan”, if expected results not found, then, click “OK” to preview SQL database items.
Step6: Software will show the record of the deleted database in red color.
Step7: Click on the Export button and choose the option Export to SQL server database.
Step 8: In database Authentication mode and Select the server name and Authentication mode.
Step 9: Select the destination database.
Step: 10 Select the database objects you want to recover and choose the export option.
Step: 11 The user can select the export deleted records option to recover deleted records from SQL table.
Step: 12 Click on the export button to start the process.
We have discussed different methods in detail on how to resolve the suspect database in SQL server. SQL Server database is one of the widely using databases across the world. It has advanced and impressive features, need an expert to handle it well. Sometimes, an error comes with this server create serious issues with the database, which might be very crucial to handle. SysTools SQL Recovery Tool is the best and efficient tool that is globally recommended by experts. It can smartly handle its suspect mode issues and efficiently able to repair recover MS SQL server database.