SQL复制 SELECT[name], log_reuse_wait_descFROMsys.databases; 对于Azure SQL 数据库,建议连接到特定的用户数据库而不是master数据库来执行此查询。 sys.databases中log_reuse_wait_desc的以下值可能表示阻止数据库事务日志截断的原因: 展开表 log_reuse_wait_desc诊断要求响应 ...
Azure SQL Database This article describes the high availability architecture in Azure SQL Database.OverviewThe goal of the high availability architecture in Azure SQL Database is to minimize impact on customer workloads from service maintenance operations and outages. For information regarding specific ...
本常见问题解答不是指南,不解答关于如何使用“超大规模”数据库的问题。 有关“超大规模”的简介,建议参考Azure SQL 数据库“超大规模”文档。 一般问题 什么是“超大规模”数据库? 超大规模数据库是 SQL 数据库中的数据库,由超大规模横向扩展存储技术提供支持。 一个“超大规模”数据库支持最多 100 TB 的...
1)SQL Server VM提供了传统企业内部使用的SQL Server的完全相同的功能(包括Data Engine, SSAS, SSIS, SSRS)。SQL Server VM与传统部署在企业内部的数据库主机区别在于:SQL Server VM是部署在云端的,你不需要考虑底层的网络、存储、虚拟化等等问题,这些微软的Windows Azure都帮你准备好了;如果你想将本地的数据库迁...
Availability High Low Sources Applications, transactional data, batch reporting, BI Big data, IoT, social media, streaming data Benefits of using SQL databases Now you know what an SQL database is and how it functionally differs from a NoSQL database. But why do organizations use relational...
replication as your migration solution. To use this method, the source database must meet therequirements for transactional replicationand be compatible for Azure SQL Database. For information about SQL replication with availability groups, seeConfigure replication with Always On availability groups. ...
ServerName$serverName`-AllowAllAzureIPs# Create a database$database=New-AzSqlDatabase-ResourceGroupName$resourceGroupName`-ServerName$serverName`-DatabaseName$databaseName`-Edition"Hyperscale"-Vcore4-ComputeGeneration"Gen5"`-HighAvailabilityReplicaCount0Write-Host"Database deployed."Write-Hos...
With last week’s launch of SQL Server 2019, database compatibility level 150 moves out of public preview and into general availability status. With this change in status, the default compatibility level for new databases created in Azure SQL Database is now 150. The alig...
With last week’slaunch of SQL Server 2019, database compatibility level 150 moves out of public preview and into general availability status. With this change in status, the default compatibility level fornewdatabases created in Azure SQL Database is now 150. ...