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Azure SQL services provide a range of options for hosting and managing your databases in the cloud. However, there may come a time when you need to migrate your data from one Azure SQL service to another. This could be due to factors like scalability, performance, or cost optimization. In this article, we will explore how to implement a migration between Azure SQL services.
Before we delve into the migration process, let’s briefly discuss the different Azure SQL services available:
This is a fully managed database service that provides a Platform-as-a-Service (PaaS) offering. It is suitable for building modern applications and offers features like automatic patching, automated backups, and intelligent performance optimization.
This service offers a fully managed instance of SQL Server in the Azure cloud. It provides native virtual network (VNet) support, enabling you to easily lift and shift your on-premises SQL Server workloads to Azure.
Now, let’s go through the steps involved in migrating your data between Azure SQL services:
Identify the databases you want to migrate and determine the target Azure SQL service. Consider factors such as database size, performance requirements, and any specific features or limitations of the target service.
Depending on your requirements and the source and target Azure SQL services, you can choose from several migration methods:
Let’s take a closer look at the online data migration method using the Data Migration Assistant (DMA) tool:
After the migration is complete, validate the integrity and consistency of your migrated database. Perform thorough testing to ensure that your applications are functioning as expected.
Update your application connection strings or configuration files to point to the new Azure SQL service. This step ensures that your applications can connect to the migrated database without any issues.
Once the migration is complete, monitor the performance of your migrated database and optimize it based on your requirements. Use Azure SQL service-specific features to fine-tune performance and ensure efficient usage of resources.
That’s it! You have successfully implemented a migration between Azure SQL services. By following these steps, you can seamlessly move your databases between Azure SQL Database and Azure SQL Managed Instance, based on your specific needs.
It’s important to note that the migration process may vary based on your specific scenario and requirements. The steps outlined in this article provide a general framework for implementing a migration between Azure SQL services. Refer to the Microsoft documentation for detailed guidance on specific migration methods and considerations for different scenarios.
a) Azure SQL Data Warehouse
b) Azure SQL Managed Instance
c) Azure SQL Database
d) Azure Cosmos DB
Correct answer: c) Azure SQL Database
a) Detach and Attach method
b) Transactional Replication method
c) Export and Import method
d) Azure Database Migration Service
Correct answer: d) Azure Database Migration Service
a) 100 GB
b) 500 GB
c) 1 TB
d) 4 TB
Correct answer: d) 4 TB
a) Data Transfer Service
b) Backup and Restore method
c) Azure Database Migration Service
d) Azure Data Factory
Correct answer: c) Azure Database Migration Service
a) Azure SQL Database is a fully managed platform-as-a-service (PaaS) database, while Azure SQL Managed Instance is a fully isolated instance of Azure SQL Database.
b) Azure SQL Managed Instance provides more scalability options compared to Azure SQL Database.
c) Azure SQL Database offers higher performance compared to Azure SQL Managed Instance.
d) Azure SQL Managed Instance allows direct access to the underlying operating system, while Azure SQL Database does not.
Correct answer: a) Azure SQL Database is a fully managed platform-as-a-service (PaaS) database, while Azure SQL Managed Instance is a fully isolated instance of Azure SQL Database.
a) Backup and Restore method
b) Azure Database Migration Service
c) Export and Import method
d) Data Transfer Service
Correct answer: b) Azure Database Migration Service
a) Azure App Service
b) Azure Logic Apps
c) Azure Data Factory
d) Azure Batch
Correct answer: c) Azure Data Factory
Correct answer: False
a) BACPAC file export and import
b) Transactional replication
c) Azure Database Migration Service
d) SQL Server Integration Services (SSIS)
Correct answer: c) Azure Database Migration Service
a) SQL Server 2005 and later
b) SQL Server 2008 and later
c) SQL Server 2012 and later
d) SQL Server 2016 and later
Correct answer: c) SQL Server 2012 and later
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