Table of Contents
How do I restore a SQL Server database to a point in time?
To restore a database to a point in time
- In Object Explorer, connect to the appropriate instance of the SQL Server Database Engine, and expand the server tree.
- Expand Databases.
- Right-click the database, point to Tasks, point to Restore, and then click Database.
How do I use Flashback database in Restore Point?
How to Flashback to a Guaranteed Restore Point
- $> su – oracle.
- $> sqlplus / as sysdba;
- SQL> select current_scn from v$database;
- SQL> shutdown immediate;
- SQL> startup mount;
- SQL> select * from v$restore_point;
- SQL> flashback database to restore point CLEAN_DB;
- SQL> alter database open resetlogs;
How can I tell how long a database was restored in SQL Server?
We get the following database restoration history in my environment.
- restore_date: It shows the database restoration date.
- destination_database_name: We can get the destination database name using this column.
- user_name: it gives user name that performed the restoration for that particular database.
Which type of backup can you use for point-in-time restores?
SQL Server protection backups
SQL point-in-time restore requires the SQL Continuous add-on license. SQL Server protection backups can be used to restore selected user databases or the Master database.
How do I find the backup history in SQL Server?
In SSMS object explorer panel, right-click the database. From the right-click menu select Reports >> Standard Reports >> Backup and Restore Events. In the report, you can expand the Successful Backup Operations section, to see the backup history.
How do I create a flashback database?
How to Set-up Flashback Database
- Ensure db_recovery_file_dest is set. sqlplus ‘/ as sysdba’ SQL> alter system set db_recovery_file_dest=’+’ SCOPE=spfile;
- Ensure db_recovery_file_dest_size is set. SQL> alter system set db_recovery_file_dest_size=100G SCOPE=spfile;
- Stop and start the database.
How does a flashback database work?
Use the FLASHBACK DATABASE command to rewind the database to a target time, SCN, or log sequence number. This command works by undoing changes made by Oracle Database to the data files that exist when you run the command. Flashback can fix logical failures, but not physical failures.
What is Flashback Data Archive?
A flashback data archive consists of multiple tablespaces and stores historic data from all transactions against tracked tables. The data is stored in internal history tables. Flashback data archives retain historical data for the time duration specified using the RETENTION parameter.
Where are flashback logs stored?
Flashback logs are stored as Oracle-managed files in the fast recovery area and cannot be created if no fast recovery area is configured. You must have enabled the flashback logging before the target time for flashback using the SQL statement ALTER DATABASE FLASHBACK ON .