Azure SQL Database is a managed relational database service offered by Microsoft Azure. It’s a cloud-based service that permits you to create, scale, and handle SQL Server databases with out worrying about infrastructure, patching, backups, or different upkeep duties.
Azure SQL Database is constructed on the identical SQL Server database engine that powers on-premises SQL Server, which implies you possibly can simply migrate your current SQL Server databases to Azure with minimal modifications to your purposes.
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Listed here are a few of the key options and advantages of Azure SQL Database,
1 Scalability
Azure SQL Database permits you to scale your databases up or down as wanted with out downtime or knowledge loss. You possibly can simply change the efficiency degree of your database based mostly on the workload.
2. Excessive availability
Azure SQL Database offers built-in excessive availability with computerized failover and geo-replication. Your knowledge is replicated to a secondary area for catastrophe restoration functions.
3. Safety
Azure SQL Database offers a number of layers of safety, together with encryption at relaxation and in transit, firewall safety, and role-based entry management.
4. Price-effectiveness
Azure SQL Database presents versatile pricing choices, together with a pay-as-you-go mannequin and reserved capability pricing for predictable workloads.
5. Integration with different Azure providers
Azure SQL Database integrates seamlessly with different Azure providers, equivalent to Azure Energetic Listing, Azure Information Manufacturing unit, and Azure Features.
To start out with Azure SQL Database, you possibly can create a brand new database utilizing the Azure portal, Azure PowerShell, or Azure CLI. It’s also possible to use instruments like SQL Server Administration Studio (SSMS) or Azure Information Studio to handle your Azure SQL databases.
In abstract, Azure SQL Database is a strong, scalable, and safe cloud-based relational database service permitting you to create and handle SQL Server databases within the cloud simply. It presents quite a few advantages for builders and organizations, together with excessive availability, scalability, safety, and cost-effectiveness.
Azure SQL Database may be managed by varied command-line instruments. Listed here are a few of the command-line instruments you need to use to handle Azure SQL Database,
Azure CLI: Azure CLI is a command-line interface for managing Azure sources. To handle Azure SQL Database utilizing Azure CLI, you need to use the “az sql” command, which lets you carry out varied duties equivalent to creating a brand new database, managing server-level settings, and working queries. For instance, to create a brand new database utilizing Azure CLI, you possibly can run the next command:
Azure PowerShell: Azure PowerShell is a command-line interface for managing Azure sources utilizing PowerShell scripts. To handle Azure SQL Database utilizing Azure PowerShell, you need to use the “SqlServer” module, which offers cmdlets for managing Azure SQL Database sources. For instance, to create a brand new database utilizing Azure PowerShell, you possibly can run the next command:
SQLCMD: SQLCMD is a command-line instrument for working SQL queries and scripts on SQL Server databases. To hook up with an Azure SQL Database occasion utilizing SQLCMD, you need to use the next command
Azure SQL Database offers a number of layers of safety to guard your knowledge and purposes. Listed here are a few of the key safety features of Azure SQL Database,
1. Encryption
Azure SQL Database encrypts knowledge at relaxation and in transit. Information at relaxation is encrypted utilizing Clear Information Encryption (TDE), which encrypts the complete database, together with backups. Information in transit is encrypted utilizing SSL/TLS.
2. Firewall safety
Azure SQL Database offers firewall safety to limit entry to your databases. You possibly can configure firewall guidelines to permit or deny entry based mostly on IP addresses or ranges.
3. Authentication and authorization
Azure SQL Database helps Azure Energetic Listing authentication and SQL Server authentication. It’s also possible to use role-based entry management to handle person entry to your databases.
4. Risk detection
Azure SQL Database consists of built-in risk detection utilizing machine studying to detect anomalous database actions, equivalent to SQL injection assaults and login makes an attempt.
5. Auditing and compliance
Azure SQL Database offers auditing and compliance options that will help you meet regulatory necessities. You possibly can allow auditing to trace database exercise and retailer audit logs in Azure Storage. Azure SQL Database helps varied compliance certifications, equivalent to ISO, SOC, and HIPAA.
6. Information masking
Azure SQL Database helps knowledge masking, which lets you masks delicate knowledge in question outcomes. You possibly can configure knowledge masking guidelines to masks particular columns based mostly on person roles or permissions.
7. At all times Encrypted
Azure SQL Database additionally helps At all times Encrypted, permitting you to encrypt delicate knowledge on the utility degree in order that the information is rarely uncovered to the database engine or directors in plaintext.
In abstract, Azure SQL Database offers a number of layers of safety to guard your knowledge and purposes. These safety features embody encryption, firewall safety, authentication and authorization, risk detection, auditing and compliance, knowledge masking, and At all times Encrypted. You possibly can construct safe and compliant purposes on Azure SQL Database by leveraging these safety features.
You possibly can then run SQL queries and scripts towards the related database.
Abstract
In abstract, Azure SQL Database may be managed utilizing varied command-line instruments, together with Azure CLI, Azure PowerShell, and SQLCMD. These instruments let you carry out varied duties, equivalent to creating a brand new database, managing server-level settings, and working SQL queries and scripts.
