SQL Server Recovery

Know How to Do MS SQL Server Disaster Recovery Planning

Atdhe Buja ~ Modified: January 17th, 2024 ~ SQL, SQL Backup & Restore, SQL Server 2016 ~ 6 Minutes Reading

SQL server disaster recovery planning

Before heading toward the SQL server disaster recovery plan, we must understand that SQL Server is widely used by many big companies and organizations. But as the database is vulnerable to errors and disasters. Along these lines, the SQL admin must have legitimate plans to save the SQL Server database from any sort of data loss if there should arise an occurrence of such events.

It is fundamental to have a backup plan in advance to make the connection to be calm or stun free during the time it experiences any disaster. So in this article, we will discuss SQL Server Disaster recovery planning to prevent SQL database from disasters.

Table of Content

What Might Cause A Disaster in SQL Server?

Prior to going further, let us list the parameters which could prompt disaster in SQL Server database and affects its working.

  • Hardware failure or Hardware damage.
  • Abrupt power outages.
  • Software failure.
  • Outer dangers like malware and virus.
  • Corruption in the database.
  • Problems in SQL architecture.

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The most recent forms of SQL Server give a few choices to set up a disaster recovery tool which can be useful for SQL overseers under testing circumstances. We will examine them in the following segment of this blog.

Regular Backups – Key to SQL Server Disaster Recovery Planning

I surmise a large portion of the executives know about this choice even though they don’t pay attention to it. Tell us what a SQL administrator can accomplish for the disaster recovery:

  • Database backup through PowerShell, SQL SSMS, or utilizing T-SQL backup commands.
  • Use compression  as well as encryption while playing out a database backup
  • Perform 3 sorts of database SQL Server backups.
  1. Full Database – It is a finished backup of the database
  2. Differential Database – It is the backup of what has changed after the full backup.
  3. Partial Database – Backup of just urgent or vital information.
  4. Transaction Log Files – By doing   backups of Transaction LOG file frequently.
  • Restore the  SQL database from backups available when required.

Utilizing Always-On and Basic Database Availability Groups

SQL Server Enterprise Edition encourages Always-On Database Availability Groups innovation which ensures SQL databases by performing programmed failover. With SQL Server 2017 Standard version Basic Availability Groups, a manager can deal with a solitary database. Tell us how it functions:

  • Always On Availability Groups Can work with Pacemaker on Linux/Windows Server/Windows Failover Cluster.
  • Always On Availability Groups provides synchronization with the secondary SQL server database also an asynchronised database for disaster recovery.
  • Always On Availability Groups takes the primary SQL database backups and recovers them to another system safely (It can be more than one system).
  • When the Always-On Availability Group is begun, it sends all the primary database transactions to the secondary SQL databases.
  • Basic Availability Groups work precisely equivalent to Always-On Availability to secure the SQL database.
  • Basic Availability Groups give choices like synchronized replication or non-synchronized replication.

Log-Shipping Procedure for SQL Server Disaster Recovery

Log-Shipping is accessible in all SQL adaptations from 2000 including SQL 2017 norm, enterprise releases, and for prior SQL versions. SQL Server database administrators can use T-SQL contents and SQL Agent occupations to play out similar functions. Tell us it’s working:

  • In log shipping, the SQL DBA takes backup of the transaction logs on the primary database.
  • At that point move this backup to more than one secondary database.
  • Recover the transactions log backup on the secondary SQL server.
  • SQL Server database administrator can choose the time between primary server database backup and secondary server database recovery.

Fail-Over Clustering

Always On Failover Clustering Instances encourages server protection from unexpected damage or failure. It helps in disaster recovery through geo-clustering with various group nodes are put at various physical locations (can be in various locales as well). Let us comprehend it more:

  • Works on Windows Server with Windows Server Failover Cluster and with Pacemaker on Linux
  • Upheld by SQL Server 2017 Standard and Enterprise versions yet with hubs restrictions on Standard (2 hubs are permitted).
  • In this method, the executive introduces SQL Server occasions on shared capacity.
  • The framework is created with various bunch hubs (failover, essential and different customers) interfacing with the common stockpiling plate
  • At whatever point any group hub comes up short, the administrations facilitated on that hub can be naturally or physically moved to another hub which is known as failover.

Disaster Recovery Plan for SQL Server Database with Database Replication

This system includes duplicating SQL Server database information and afterward conveying it to another database. Release us through some significant focuses on it:

  • Replication innovation comprises Publishers which are databases that convey data and Subscribers which are databases getting databases from distributers.
  • Any alteration in Publishers gets naturally refreshed to Subscribers with synchronization.
  • It gives load balancing which permits sharing information and query loads with various servers.

Thus, those are the SQL Server disaster recovery plans configuration that a SQL administrator can do and make the database safe against any future disaster. Be that as it may, on the off chance that you have damaged database files alongside you, we give you a definitive strategy to its recovery with our expert solution.

SQL Recovery is perfect for SQL Server Disaster Recovery Plan & it handles files of any level corrupted database. It manages database files of any SQL Server form and recovers whole data.

Also Read: Repair SQL Server Database With A Corrupt Log File


In this blog, Some MS SQL Server disaster recovery plans are present to maintain a strategic distance from any kind of future disaster (human-made or common) that prompts SQL data loss.

These plans empower the normal database backups; yet to restore damaged and corrupted MDF files or to recover deleted SQL records in the SQL server.  The most appropriate solution is the automated tool for this evidently.