Book Image

Professional Azure SQL Managed Database Administration - Third Edition

By : Ahmad Osama, Shashikant Shakya
Book Image

Professional Azure SQL Managed Database Administration - Third Edition

By: Ahmad Osama, Shashikant Shakya

Overview of this book

Despite being the cloud version of SQL Server, Azure SQL Database and Azure SQL Managed Instance stands out in various aspects when it comes to management, maintenance, and administration. Updated with the latest Azure features, Professional Azure SQL Managed Database Administration continues to be a comprehensive guide for becoming proficient in data management. The book begins by introducing you to the Azure SQL managed databases (Azure SQL Database and Azure SQL Managed Instance), explaining their architecture, and how they differ from an on-premises SQL server. You will then learn how to perform common tasks, such as migrating, backing up, and restoring a SQL Server database to an Azure database. As you progress, you will study how you can save costs and manage and scale multiple SQL databases using elastic pools. You will also implement a disaster recovery solution using standard and active geo-replication. Finally, you will explore the monitoring and tuning of databases, the key features of databases, and the phenomenon of app modernization. By the end of this book, you will have mastered the key aspects of an Azure SQL database and Azure SQL managed instance, including migration, backup restorations, performance optimization, high availability, and disaster recovery.
Table of Contents (14 chapters)
13
Index

Tools for determining compatibility issues

Once you have chosen which deployment to use and determined the starting service tier, the next step is to migrate both schema and data from the on-premises SQL database to the Azure SQL Database. As we learned in Chapter 1, Introduction to Azure SQL managed databases, not all features are the same or supported on Azure SQL Server. Therefore, you will first have to do a compatibility test or assessment to find and fix the compatibility issues.

The following are the available tools for detecting compatibility issues. Although these tools can be used to migrate the database, in this section, we'll specifically talk about using them to assess compatibility.

Data Migration Assistant

Data Migration Assistant (DMA) is a standalone tool for detecting compatibility issues and migrating on-premises SQL Server databases to Azure SQL databases. It provides a wizard-like easy-to-use graphical user interface for compatibility assessment and...