Database Backup: Best Practices

SimpleBackups founder

Laurent Lemaire

Co-founder, SimpleBackups

October 19, 2023

Whether you’re a business owner or an individual,data loss can be a nightmare. From cherished photos and personal documents to sensitive consumer information and financial records, you could lose all your files in the blink of an eye.

Unless you back up your data securely. 

But what are some backup best practices that can help prevent a digital disaster? Let’s dive right in. 

Distinguishing Between Common and Best Practices

Everyday practices in database backups often involve shortcuts that don't deliver optimized security. On the contrary, data backup best practices are meticulously developed based on proven expert insight that fortifies your databases. Although standard practices might seem convenient, they can be disastrous in the long run. 

Database backups typically involve periodic full backups, or copying  all your data in one go. Despite being pretty straightforward, this practice is resource and time-intensive, which could cause lengthy downtimes that disrupt operations. Relying solely on a complete backup can also lead to significant data loss between backups. 

Other standard practices include storing backup copies on the same server as the original data. This leaves your backup files vulnerable to the same risks as your database, including hardware failures, malware attacks, or even accidental deletion. 

The above scenarios have far-reaching consequences for your business or personal data. In addition to compromising data quality and losing the trust of your customers, you could be at risk for legal risks and increased operational costs. 

Server backup best practices focuson comprehensive and efficient data protection solutions. They are based on years of industry expertise to ensure the integrity of your data while preventing corruption and inconsistencies during duplication. 

The best backup strategy gives you a documented, structured approach for troubleshooting issues and complying with regulatory requirements. By adhering to industry practices, you demonstrate due diligence in protecting sensitive information.

Shortcuts might be tempting to save time. However, they can lead to long-term inefficiencies like longer recovery times, inaccurate restorations, and exposure to security vulnerabilities. Sticking to the following server backup best practices will help you foster sustainability while offering various scalability options that help you handle increasing data volumes. 

Identify your backup and recovery needs to have a successful and personalized best practices backup strategy. Some  data backup best practices include an automated backup schedule and regular testing. 

Diversifying Storage Solutions

Recommended data backup practices include using diverse storage like a cloud server. You shouldn’t store your backup data in the same environment as your primary database files because hardware failures are inevitable in computing. 

Drive crashes, hardware issues, and other server malfunctions cause concern. If you store backup files in your primary file's location, they are exposed to the same risks. Ultimately, they might even become inaccessible 

Using multiple storage options also provides additional redundancy for data recovery. Storing backups in a separate server prevents your data from dependency on a single point of failure. Simply put, if one storage system is compromised, your independent backups can be used for restoration. 

Using different storage platforms, you can implement security measures for your database and backup files like encryption. This adds an extra layer of security to prevent unauthorized access. 

Beyond hardware failures and security measures, natural disasters like fires and floods can destroy your primary physical server. In such situations, a secondary backup server, like remote locations, acts as a last line of defense. They ensure your data is restorable at all times. 

Many industries also have regulatory demands that your backups be kept in a separate location. Following this practice, you set your backups up for availability, integrity, and optimum security standards. 

Automating Backup Processes

Automated backups and restorations are considered backup best practices for timely protection. Human errors, oversight, or forgetting to initiate a backup could put your critical data at risk.

Automating your backup removes the need for manual intervention and ensures you always have access to the most updated version of your database. It guarantees that backups occur consistently at prescheduled intervals, whether daily, hourly, or on a custom schedule.   

A crucial aspect of backup best practices is saving valuable time and resources. By leveraging automation to streamline backup processes, your administrators can focus on strategic tasks like optimizing database performance. 

An automated backup also means quick data recovery. Automated restoration processes can accurately recover your database to a known, reliable state. This reduces downtime and the negative impact on business operations. Quick restoration is significant for businesses requiring real-time data to serve customers or make informed decisions. 

By following a tried and tested workflow, you can enhance the reliability of all backup processes. The additional predictability is invaluable for business continuity because it implies that your data is adequately protected and can be restored when needed. 

Validating Backup and Restore Procedures

Verifying your restoration processes is another vital part of backup best practices. While regular backups are crucial, an accurate measure of their effectiveness lies in the quality of restored data. After all, what good is a backup that is incomplete or missing files? 

Testing backups on a test server not linked to your production environment allows you to validate your backup file. You can check that each file is intact so restoration goes smoothly and accurately. Without validation, you may feel secure, but your data might be unrecoverable. 

However, verification isn't just a proactive measure. You should also validate your backup process through checksums, hash values, and integrity checks. This will help you confirm your backup quality and eliminate the chance of storing faulty data. Some third-party backup tools, like Simple Backups, can detect issues for you during this process and trigger notifications for prompt action. If you're curious about how much automation works, sign up for a free 7-day SimpleBackups trial to find out! 

Test your restoration process on a test server, too. This will simulate a real-time restoration process, particularly useful for large or complex systems. You can use this step to gauge how long it would take to recover data in real time while identifying issues like potential bottlenecks. This information should become the basis of your strategy objectives. 

Over time, data becomes obsolete due to outdated formats and incompatible files. By periodically testing your backups, you can detect and address such issues before they deteriorate the overall quality of your restoration files. 

Tailoring Backup Strategies to Service-Level Demands

One of the leading backup best practices is aligning your approach to service-level demands like operational requirements and business objectives, regardless of organization size. Customizing your strategy means you meet recovery time objectives while considering the sensitivity of stored files. 

For example, mission-critical systems usually require near-real-time backups and recoveries. However, you can back up less critical data less frequently with higher RTOs. Strategically allocating resources and infrastructure minimizes costs while prioritizing your database’s protection. 

Your business might aim to reduce downtime or implement high-availability solutions, which makes real-time backups necessary. Alternatively, if your primary objective is cost savings, a tiered-back approach with long-term archival storage might be better than rapid recovery. 

A tailored backup strategy also enables you to comply with industry or geo-specific regulations. Depending on the data retention laws in your country, you can ensure your backup practices meet legal requirements. This is particularly important for healthcare and finance businesses that operate in highly regulated environments. 

Conducting Regular Full Backups

Daily full backups are a best practice because they maximize data safety. A complete backup captures all files within a database so that you don’t miss out on critical information is missed. It is a comprehensive approach that minimizes data loss since you have a complete, up-to-date copy of your database available for restoration. 

The ripple effect of human errors, hardware issues, or data corruption can be prevented by having a complete system backup. You can restore your database to a reliable state with minimal data loss, contributing to faster and more efficient restoration processes. 

The restoration is quick and easy since all your data is backed up. You don't have to compile different incremental or differential backups, which can be prone to errors. Full backups are also easier to manage and keep track of compared to more complex strategies. As a result, this simplicity minimizes downtime and the potential for human error. 

Full backups are also an excellent baseline for testing and validation. They represent a complete, reliable snapshot of your data rather than puzzle pieces. You can use them to compare your backup files for data validation and restoration testing. 

Adhering to the 3-2-1 Backup Rule

The 3-2-1 backup rule is a popular strategy that outlines cloud data backup best practices. It suggests having three separate copies of your data, one on your primary storage and two additional. Having three copies of your data significantly reduces the possibility of data loss. Even if one copy is inaccessible or affected, you have two extra copies to rely on.

Extra copies should be stored on different media or platforms for a robust backup, highlighting the importance of data diversity. This ensures your backups are protected from technology-specific issues that could affect all your file copies simultaneously. 

The third copy must be stored off-site as an additional safety net. This is the most crucial part of the 3-2-1 rule because it safeguards your data against catastrophes that could affect your primary location. Disaster recovery counts on having a safe and recoverable off-site backup copy. 

For example, you could have one copy on an external hard drive or network-attached (NAS) device. The second copy could be stored on a cloud. The key here is variety, so you are independent of a single technology or platform. 

Ensuring Backup Verification and Retention

Backup verifications help confirm that your files are reliable and can be restored. Over time, data corruption can occur, and checking your backup files ensures your copies remain error-free. It helps detect issues early, preventing you from recovering corrupted data during a crisis that could worsen things. 

Verifications also allow you to prepare well for a smooth recovery process. You can identify problems with backup hardware or software while resolving problems before they impact recovery and your infrastructure. 

A well-structured backup retention policy is equally important. It defines how long backups should be retained and when they should be deleted. In addition to specific data retention laws, retention policies allow you to optimize storage. Retaining backup files indefinitely raises storage costs, so why not store what's necessary and delete the rest?

By retaining backups long enough, you also preserve critical data and meet recovery objectives since data loss is mitigated. But, a well-structured retention policy is essential to reap the benefits. 

Your policy should align with business needs (data criticality, applicable regulations, and budget restrictions) and clearly outline a clear procedure for deleting data securely and compliantly. Document this policy so it is accessible and understood by all relevant personnel. Keep your policy flexible enough to accommodate business, technological, or legal shifts. 

Conclusion

Effective backup best practices are necessary for data protection and business continuity. Regular backups, verifications, and diverse storage solutions are just a few data backup best practices that optimize your database security. In today's data-driven world, data loss can be disruptive and costly. 

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If you're looking for a robust solution, book a SimpleBackups demo with our team! Don't leave data security to chance; instead, plan an active role to protect it with the best!



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