The ‘Suspect’ mode of the SQL database indicates that the recovery process has started but failed to complete. The database goes into suspect mode if the primary data file is damaged or the database ...

Master database file or MDF file is a primary database file that contains fields, tables, indexes, stored procedures and other data in SQL Server. Like other data files, this file is also susceptible ...

今天在做一个数据库的迁移，从单机到RAC。使用的方案是先创建从单机到rac的standby，然后switch over。 当我把所有的数据文件全部restore完成之后，开始做recover的时候报如下错误。 但是问题是当我从主库备份第一个数据文件的时候，thread1的seq已经是214792了，这个 ...

When a failure occurs, the DBA must ascertain whether recovery is required. It is possible, though not very likely for active databases, that a failure does not impact the integrity of your data.