First, the common backup:
The following approach is a simpler and more common way to SQLite database backups, as follows:1. Use the SQLite API or shell tool to add a shared lock to the source database file.2. Use the shell tool (CP or copy) to copy the database files to the backup directory.3. Unbind the shared lock on the database file.The above 3 steps can be applied to most scenarios, and the speed is a
being predictable. (such as engine room power outage, large-scale hardware damage, broken network, etc.)The large delay effect of the off-line application of Mr Computing on online reading and writing.Online Backup Scenario comparisonFor the data Center data Redundancy backup scheme, currently from the consistency, transactional, latency, throughput, data loss,
SimulationAlter tablespace begin backup;Shutdown abort
Procedure:1. SQL> startup force Mount;2. determine all data files that are onlineSQL> SELECT FILE # from V $ backup where status = 'active ';File #-----------43. End the online backup status (three methods)A) multiple data files are backed up
This article mainly describes how to asp.net online backup, compression and repair of Access database, the need for friends can refer to the next 1. Question nbsp; nbsp; When designing small and medium Web applications, you can choose Microsoft Accesss as a database. Frequent additions and deletions are made during the use of the database. In fact, Microsoft Access does not effectively release allocated but
1. Online Backup error:
sql> alter tablespace ZY begin backup;
Alter TABLESPACE users begin backup
*
ERROR at line 1:
Ora-01123:cannot Start online backup;media recovery not enabled
2. Find the cause of the error:Alter TABLESPACE
ASP online Backup SQL Server database:
1. Backup SQL Server
Copy Code code as follows:
sql= "BACKUP database name to disk= '" server.mappath ("Backup") "\" "Backuptext.dat" ""
Set Cnn=server.createobject ("Adodb.connection")
Cnn.open "Driver={sql Serve
How to open a database after an online hot backup fails.
System environment: 1, operating system: Windows 20002. Database: Oracle 8i R2 (8.1.6) for NT Enterprise Edition3, Installation path: c:/oracleError phenomenon: When online hot backup, the server has failed, such as power off, restart the
Microsoft My mobile phone space can synchronize information between your mobile phone and your online account.:
Back up and restore the information on your mobile phone to a password-protected website.
Access and update your contacts and appointments from a Web account
View and download photos shared with family members and friends
I recently used this on the WM mobile phone and found it very convenient, but I only do text message
subdirectories in the Pg_xlog directory
[Email protected] data]# mkdir-p/opt/postgresql/9.3/data/pg_xlog/archive_status[[email protected] data]# chown-r Postgres:postgres /opt/postgresql/9.3/data/pg_xlog/archive_status/[[email protected] data]# chmod-r opt/postgresql/9.3/data/pg_xlog/archive_status/
In the $pgdata directory, create a recovery configuration file recovery.conf
--Recovery.conf will be automatically renamed to Recovery.done when the recovery is complete.6. Chec
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