Targeting Critical Data in SQL Server Using Filegroup Backups: A Step-by-Step Guide

Luca Berton
6 min readSep 30, 2024

In database management, ensuring the availability and recoverability of data is crucial, especially when you need to focus on critical sections of your SQL Server database. One efficient way to do this is through filegroup backups, which allow you to back up specific parts of your database. This method is ideal for large databases where full backups might be time-consuming and unnecessary for less critical data.

In this article, we will explain the concept of filegroup backups, discuss their benefits, and walk you through the step-by-step process of implementing them in SQL Server. Additionally, we’ll provide solutions for common errors, particularly those encountered when working with the SIMPLE recovery model.

Understanding Filegroups in SQL Server

A filegroup in SQL Server is a logical group of database files, allowing for the organization of data across multiple files. By default, every SQL Server database has a PRIMARY filegroup, where system tables and objects reside. However, additional filegroups can be created to logically separate and manage data. For example, you could place historical data in one filegroup and current transactional data in another.

Why Use Filegroup Backups?

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Luca Berton
Luca Berton

Written by Luca Berton

I help creative Automation DevOps, Cloud Engineer, System Administrator, and IT Professional to succeed with Ansible Technology to automate more things everyday

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