例如，通过使用SET NOCOUNT ON来关闭计数器的更新，并利用ALTER DATABASE dbname SET DELAYED\_DURABILITY = Disabled来禁用延迟持久性，用户可以更有效地管理事务和日志写入。▍ 完全持久事务与延迟持久事务的区别 从SQL Server 2014版本开始，引入了事务的延迟持久性特性。延迟持久事务在提交时不立即刷新日志缓冲区，适...
針對計畫快取中每個已清除的快取存放區,SQL Server 錯誤記錄檔會包含下列參考訊息:SQL Server has encountered %d occurrence(s) of cachestore flush for the '%s' cachestore (part of plan cache) due to some database maintenance or reconfigure operations。 只要在該時間間隔內快取發生排清,這個訊息就會每...
在Microsoft SQL Server、Azure SQL Database 和 Azure Synapse Analytics 中設定資料庫選項。 如需其他 ALTER DATABASE 選項,請參閱 ALTER DATABASE。 備註 使用ALTER DATABASE 設定某些選項可能需要獨佔數據庫存取權。 如果 ALTER DATABASE 語句未及時完成,請檢查資料庫中的其他會話是否封鎖 ALTER DATABASE 會話。
The following database operations will flush the plan cache: When the database is set to AUTOCLOSE = ON, an operation that initiates an automatic database shutdown clears the plan cache for the instance of SQL Server. ALTER DATABASE [dbName] SET ONLINE ALTER DATABASE [dbName] SET OFFLINE A...
2017-11-01 09:49:47.85 spid166 SQL Server has encountered 1 occurrence(s) of cachestore flushforthe'Bound Trees'cachestore (part of plan cache) due to some database maintenance or reconfigure operations. 数据库ERRORLOG中出现类似记录,因此去查找相关的文档,发现SQL Server在做一些配置变更时会彻底...
ALTER DATABASE (Transact-SQL) syntax for SQL Server, Azure SQL Database, Azure Synapse Analytics, and Analytics Platform System.
SQL Server setup would fail with below error in message box “Failed to retrieve data for this request” { TITLE: SQL Server Setup failure. ——— SQL Server Setup has encountered the following error: Failed to retrieve data for this request.. For help, click: http://go.microsoft.com...
SQL Server Agent was also fine. Then later on when we were looking for the latest database backups.; we could not find any backups even though there was a maintenance plan for the same. So we decided to do an RCA why the scheduled backups were not happening on the server? We ...
注意:从SQL Server 2017(14.x)开始,若要在数据库级别完成此操作,请参阅 ALTER DATABASE SCOPED CONFIGURATION 中的IDENTITY_CACHE选项。范围:仅全局。 460 将数据截断消息 ID 8152 替换为消息 ID 2628。 有关详细信息,请参阅 KB4468101。从SQL Server 2019(15.x)开始,若要在数据库级别完成此操作,请参阅 ALT...
SQL Server Databases countersDescription Active parallel redo threadsCount of active parallel redo threads. Active TransactionsNumber of active transactions for the database. Avg Dist From EOL/LP RequestAverage distance in bytes from end of log per log pool request, for requests in the last VLF. ...