事务日志已满时,SQL Server 数据库引擎会发出9002 错误。 当数据库联机或恢复时,日志可能会满。 如果日志在数据库处于联机状态时已满,则该数据库仍会保持联机状态,但只能读取,不能更新。 如果在恢复期间日志已满,数据库引擎会将数据库标记为RESOURCE PENDING。 不管哪种情况,都需要用户执行操作才能使日志空间可用。
Review recovery models and determine if you need to change it. https://learn.microsoft.com/sql/relational-databases/backup-restore/recovery-models-sql-server'ASRecoveryModelChoice;SELECT'To truncate the log consider performing a transaction log backup on database '+QUOTENAME(@dbname...
本文針對 SQL Server 備份和還原作業問題進行疑難解答,例如作業需要很長的時間,且不同 SQL Server 版本之間發生問題。
Starting with SQL Server 2016 (13.x), fast inserts are enabled by default, using minimal logging when database is in simple or bulk logged recovery model to optimize insert performance for records inserted into new pages. With fast inserts, each bulk load batch acquires new extents bypassing ...
不过自SQL Server 2014开始,SQL Server提供了一个新特性:sys.dm_exec_query_profiles,它可以实时监控正在执行的查询的进度情况(Monitors real time query progress while the query is in execution)。当然,需要启用实时查询监控才行。一般只需启用会话级别的实时查询监控,可以通过启用SET STATISTICS XML ON;或SET STA...
Clone based state recovery is now in progress. # 提示在这个过程中需要重启GreatSQL-02节点实例 # 如果无法自动重启,需要手动重启 NOTE: A server restart is expected to happen as part of the clone process. If the server does not support the RESTART command or does not come back after a while,...
SQL Server Backs up a complete SQL Server database to create a database backup, or one or more files or filegroups of the database to create a file backup (BACKUP DATABASE). Also, under the full recovery model or bulk-logged recovery model, backs up the transaction log of the database...
適用於:SQL Server 2016 (13.x) 和更新版本。 COMMIT_TABLE 僅限內部使用。 CONNECTION_ENDPOINT_LOCK 僅限內部使用。 適用於:SQL Server 2016 (13.x) 和更新版本。 COUNTRECOVERYMGR 僅限內部使用。 適用於:SQL Server 2012 (11.x) 和更新版本。 CREA...
In SQL Server (starting with SQL Server 2012 (11.x)), in Azure SQL Database and in Azure SQL Managed Instance, when a table contains varchar(max) or varbinary(max) columns, a clustered index containing other columns can be built or rebuilt using the ONLINE option. For more information, ...
In SQL Server (starting with SQL Server 2012 (11.x)), in Azure SQL Database and in Azure SQL Managed Instance, when a table contains varchar(max) or varbinary(max) columns, a clustered index containing other columns can be built or rebuilt using the ONLINE option. For more information, ...