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Free Image Format ConversionSQL Server is a widely-used and powerful database management system that many organizations rely on for storing and retrieving data. An essential part of managing a SQL Server database is regularly backing up the data to ensure recovery in case of a disaster.
Still, retaining long-term backups can consume a significant amount of disk space, posing a challenge for users. In this article, we will explore the process of compressing backups in SQL Server to address the issues of disk space conservation and reduced backup time.
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Let's explore two of the simplest.
Use a professional backup tool, such as Todo Backup Enterprise.
Tools Todo Backup Enterprise is renowned for its superior backup performance, enhanced security measures, and comprehensive features, making it the preferred choice for businesses and organizations to fulfill all their backup needs.
Let's look under the hood to see how it works.
1. Create a backup task Launch Todo Backup Enterprise and click "Create Task" to start a new backup process.
2. Choose a SQL Server database In the top menu options, select "SQL" and then designate your database as the data source.
Select SQL and specify the database as the data source. 
3. Choose a Backup Destination Browse to the location of your choice in the Destination section, and select a destination from the dropdown menu, such as a local disk or cloud storage.
4. Enable Backup Compression To explore advanced customization options for your backups, access the "Backup Options" feature. Within this menu, select "Performance" to configure compression settings according to your preferences. Generally, choosing the "Fast" option speeds up the backup process with compression enabled, while selecting a "High" compression level will result in smaller backup files compared to the "Medium" setting.
Additionally, it's worth noting that backups in SQL Server tend to be scheduled regularly. To set up a recurrence that suits your preferences, whether daily, weekly, monthly, or based on specific events, you can click the “Schedule” button.
If you're interested in exploring more backup options to customize your backup, you can get more detailed information here: here.
5. Start the Backup Once you have finished the settings, click “Proceed” to start the SQL Server backup process.
Start the SQL Server backup process with Todo Backup tool 
By following these five steps, you can successfully compress your SQL Server backups. Users of Microsoft SQL Server Management Studio may refer to this guide for additional assistance.
Working with Microsoft SQL Server Management Studio
1. Open SQL Server Management Studio and connect to the SQL Server instance that contains the database you want to back up.
2. Right-click on the database you wish to back up and select "Tasks" -> "Backup..." from the drop-down menu.
Backup SQL Server with Microsoft SQL Server Management Studio 
3. In the Backup Database dialog, set the Backup type to Full, and then specify the location for the backup file.
4. Go to “Options,” access the “Compression” feature, and enable backup compression by selecting “Compress backup.”
5. Click "OK" to confirm the settings and initiate the backup process. SQL Server will create a compressed backup of the selected database and store it at the specified location.
When backing up using Microsoft SQL Server Management Studio, consider the following:
Although choosing compressed backups in SQL Server can result in increased CPU utilization during the backup operation, as the server compresses the data before storing it, the benefits of reduced disk space usage and faster backup times usually outweigh any potential impact on CPU performance.
Both methods are reliable and secure for compression in SQL Server. The tool offers more compression options compared to Microsoft SQL Server Management Studio, ensuring minimal impact on CPU performance and providing a user-friendly interface. For those in need of a reliable backup solution, consider exploring tools Todo Backup Enterprise to meet your backup requirements.
Conclusion:
Implementing compressed backups in SQL Server is a simple and efficient way to enhance your backup strategy and maximize storage efficiency. By following the steps outlined in this guide, you can seamlessly create compressed backups of your databases, ensuring optimal data security. For a highly effective solution, consider using Todo Backup Enterprise to meet your backup requirements.
**Frequently Asked Questions on Compressed Backups in SQL Server** 1. **什么是SQL Server中的压缩备份？** - **What are compressed backups in SQL Server?** SQL Server的压缩备份允许在备份过程中减少磁盘空间使用。它通过在备份文件中应用数据和日志流的压缩来实现。 2. **为什么应该使用压缩备份？** - **Why should I use compressed backups?** 压缩备份可以帮助节省存储空间，降低存储成本，并可能加快备份过程，因为传输的数据量减少。 3. **压缩备份会影响恢复速度吗？** - **Does compression affect backup restore speed?** 在大多数情况下，恢复压缩备份的速度几乎与非压缩备份相同。SQL Server在恢复时会自动解压缩备份，这个过程通常是高效的。 4. **压缩备份的级别有哪些？** - **What are the levels of backup compression available?** SQL Server 提供了两种备份压缩级别：默认和高。默认压缩通常提供良好的平衡，而高压缩可以进一步节省空间，但可能会消耗更多CPU资源。 5. **如何启用或禁用备份压缩？** - **How do I enable or disable backup compression?** 可以在备份语句中使用`COMPRESSION`或`NO_COMPRESSION`选项来启用或禁用备份压缩。全局设置也可以通过修改`sp_configure`的`backup compression default`配置选项来改变。 6. **如何检查备份是否已压缩？** - **How can I tell if a backup is compressed?** 使用`RESTORE HEADERONLY`命令可以查询备份头信息，其中包含`CompressionType`字段，如果值为1，则表示备份是压缩的。 7. **压缩备份是否影响备份和恢复的TDE（透明数据加密）？** - **Does compression impact TDE (Transparent Data Encryption) backups and restores?** 是的，TDE备份始终被压缩，无论你是否在备份命令中指定了压缩。TDE备份在解密后进行压缩，这可以提高存储效率。 8. **压缩备份对硬件有何要求？** - **What are the hardware requirements for compressed backups?** 压缩备份需要更多的CPU资源，因此确保服务器有足够的处理能力是很重要的。内存也是影响性能的关键因素。 9. **压缩备份是否有大小限制？** - **Are there size limitations for compressed backups?** SQL Server没有特定的压缩备份大小限制。然而，备份的大小将受到可用内存、磁盘空间和操作系统限制的影响。 10. **压缩备份是否适用于所有数据库？** - **Are compressed backups suitable for all databases?** 对于大多数情况，压缩备份都是适用的。但是，对于非常大的数据库或CPU资源有限的环境，可能需要评估压缩的效益和成本。
Read the following FAQ for more information about SQL Server database compressed backup.
1. Should I compress my SQL backups? Compressing your backups allows you to store more backup datasets or save on transfer time when sending backups to another server. Additionally, compression often leads to faster backups due to reduced I/O operations.
A normal backup is the process of copying all selected files and folders to the backup location in their native format. This type of backup does not involve compressing data, so the backup files occupy the same amount of storage space as the original files.
On the other hand, compression involves the process of reducing the size of backup files using various algorithms. This helps in conserving storage space on the backup location and also speeds up the backup process.
1. What are the three types of backups? Full Backup: The most basic and comprehensive method, which involves sending all data to another location. Incremental Backup: Backs up all files that have changed since the last backup. Differential Backup: Copies only the files that have changed since the last full backup.
4. Which backup type is the fastest? Incremental backups complete quickly and require fewer resources. The downside: While incremental backups take the least time to create, they take the longest to restore.