Making copies of data which may be restored after a data loss event or to recover data from some earlier point in time.

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2
votes
1answer
190 views

SQL restore duration

I am trying to determine the duration of backup restore. I executed a few restore command to restore some backups located on network share drive. Here is command and summary, RESTORE DATABASE [test] ...
3
votes
1answer
332 views

how to verify mysql backup file

Is There any tool to verify the backup taken using mysqldump without manual restoration ? I have to take full backup daily so it is difficult for me to verify the backups daily by restoring them. As ...
0
votes
0answers
452 views

Is it recommended to run a Oracle schema backup when there are active sessions?

I need to backup two schemas in a Production database (Oracle11gR2) that are being accessed by an application and some other systems. These schemas are quite small and exp will be used for the export. ...
2
votes
2answers
1k views

Recovering a lost datafile with no backup available

How do you recover a lost datafile if: the database is running in archivelog mode there is no backup is available
2
votes
1answer
690 views

Recovering from the loss of datafile in NOARCHIVELOG mode?

How do you recover from the loss of datafile if the database is running in NOARCHIVELOG mode?
5
votes
3answers
290 views

Backup not creating a new file

I run a daily backup of my database through command prompt: c:\sqlcmd -H localhost -Q "BACKUP DATABASE test TO DISK='c:\test.bak'" But the new backup replaces the previous backup. Please tell me ...
0
votes
4answers
141 views

How can I create a fresh copy of a large database on SQL Server?

I have a very large database (400GB) that is now corrupted. I tried repairing it with the repair_allow_data_loss option, but that did not fix the problem so my next option is to restore to a previous ...
0
votes
0answers
184 views

Rackspace Cloud Databases: incremental backup

Rackspace Cloud Databases are a little bit special in that we do not have access to the bin_log file, they are not servers in the traditional sense. I do have a couple of Cloud Servers with them but I ...
3
votes
2answers
595 views

How large will the Transaction Log backup be?

I encountered a production database of 12 GB with a log of 90 GB. Full and differential database backups are made with a third-party backup tool, but no one is backing up the transaction log so it got ...
4
votes
3answers
2k views

How can I dynamically back up all SSAS databases on a given instance?

I want to dynamically back up all the databases on a given SSAS instance using a SQL Agent job (which would most likely involve executing an SSIS package). It is imperative that this is a dynamic ...
1
vote
3answers
653 views

Restore Oracle tablespace to 2 days before

I have multiple test tablespaces in an Oracle SID. One of the tablespace is updated with wrong data. It works fine 2 days before. I want to restore the tablespace to 2 days before. Can anyone ...
2
votes
1answer
389 views

How to restore from a backup of a very old version of DB2 (version 6.1 backup)?

I am helping a client with some legacy application that is still running DB2 6.1 on Windows 2000! I am helping them migrate to newer software/hardware infrastructure. I have a backup of the DB2 6.1 ...
2
votes
1answer
150 views

Backup on an empty SSAS database hangs

I created an SSIS package to iterate through all databases on an SSAS instance. It grabs the DatabaseId using AMO in a vbscript, then generates the XMLA to backup each database. Most databases ...
0
votes
2answers
2k views

Backup SQL Server To NAS

I have seen that there are similar questions like this but I tried all of them and my problem still exist. I want to backup a db. I created a shared folder on NAS I can reach this shared folder ...
-4
votes
1answer
89 views

Oracle database and data has been corrupted. Is there a way to get it back? [closed]

The Oracle database has been corrupted and both the data and backups were lost in the corruption. Is there anything I can do to recover my data? It would be terrible if it were all lost.
3
votes
1answer
453 views

Postgres backup and WAL to S3

We are looking for a solution for the following problem: We have set up streaming replication so we have a master DB and a slave DB, we want to have basebackups and WAL files sent to our S3 storage ...
2
votes
1answer
2k views

How to restore IBM DB2 database from AIX to Windows?

I had made backup from remote IBM DB2 server in AIX using this command: ./db2 backup database DBEMP to /home/dbemp/backup Then I grab the backup file using FTP Client from my Windows. I run this ...
2
votes
1answer
798 views

Is it possible to use 'restore UNTIL SCN' with rman and Oracle 9i in NOCATALOG mode?

I'm trying to do a hot backup with rman that I can copy to a USB drive so I can recover it on a new server. The backup was done two days ago and the restore database command was working on the same ...
5
votes
6answers
1k views

Backup very large table

I have to update certain values of a large table (for the sake of a presumed example, it is called 'Resource' and it is over 5M rows) and thus I have to make a backup before performing the changes. We ...
2
votes
0answers
45 views

Backup very large table in SQL Server [duplicate]

everyone. I'm deeply sorry if this is an amateurish question, but I have to update certain values of a large table (for the sake of a presumed example, it is called 'Resource' and it is over 5M rows) ...
1
vote
1answer
141 views

Help with best practice of merging databases

Bad news, our website server (Windows 2003) crashed because of dead RAID controller. Luckily few hours later our backup server was up and website was live again. Hopefully tomorrow our original ...
4
votes
2answers
12k views

How to backup IBM DB2 Database online?

I tried to backup the IBM DB2 (LUW) Database using this command: ./db2 backup database DBEMP to /home/user1/db2bkup But I got this message: SQL1035N The database is currently in use. ...
-1
votes
1answer
199 views

How to merge data from 2 databases [duplicate]

I have a SQL-Server database that crashed while I was away on vacation. All info from 5/2/13 is missing from our current database because my replacement implemented a back-up of the database from ...
1
vote
1answer
2k views

passing --single-transaction in mysqldump command line tool

I'm using MySQL GUI tool to backup my innodb database and I use the option '--single-transaction' to get a consistent copy as backup. I have however, noticed that if I backup using command line ...
1
vote
3answers
750 views

Restore database with zero size log file [duplicate]

SQL Server backups contain meta-data about the size of the original log (LDF) file. So if you backup a database that has a 5GB LDF file, when you restore it, you will get an (empty) 5GB LDF file. ...
2
votes
1answer
106 views

To make a LVM backup of a MySQL database, would I have to reduce the logical volume size?

I am trying to learn how to do a Ubuntu LVM backup of a MySQL database. For this test I installed a fresh copy of Ubuntu 12.04.2 LTS on a new box, along with MySQL 5.5. The box has one hard drive. ...
1
vote
2answers
109 views

How to backup databases to ensure data recovery

I have 15 customer databases that have minimum replication at different sites. I currently do nightly back-ups and transfer the database back-up nightly to our main server via 7zip. We recently had ...
1
vote
1answer
505 views

How do I refresh SQL server cross database references after a database is reattached with a different name? (Are there hidden synonyms?)

I have 2 seperate SQL databases on the same SQL instance. Database1 references tables on Database2 in its views and stored procedures. Everything was working fine until we had to create a fresh ...
1
vote
4answers
2k views

Daily and Differential Backups [closed]

Is there a program with which I can create daily MySQL, PostgreSQL and MariaDB backups with these requirements: The first time, make a full backup. The second time, only the changes since the last ...
2
votes
2answers
2k views

Is it possible to backup a database that is not ONLINE?

We have a job which backs up all ONLINE databases nightly, but for some reason it didn't back up msdb. So the issue is at that time msdb was in some status was other then 0. So my question is : is it ...
0
votes
1answer
165 views

OK to put temp tablespace on volatile storage or to omit it from backups? (Postgresql)

I would intuit that it's fine, but I just want to make sure there are no gotchas from a recovery point of view: If I were to lose my temp tablespace upon system crash, would this prevent proper crash ...
1
vote
1answer
124 views

xtrabackup backup grants?

I'm using MySQL 5.5 + Opensuse 12.3 . After face an issue with mysqldump (appear be a bug with OpenSuse Mysql distribution) I have looking for others backup solution. I found the xtrabackup from ...
-1
votes
1answer
205 views

Should I keep pg_xlog on the same disk as data if using disk snapshotting?

We're running on EBS volumes on EC2. We're interested in leveraging EBS snapshotting for backups. However, does this mean we'd need to ensure our pg_xlog is on the same EBS volume as our data? (I ...
2
votes
3answers
2k views

How to backup to local drive and network drive simultaneously?

I can backup to a local drive and mirror: BACKUP DATABASE [xxx] TO DISK = N'XXXX.bak' MIRROR TO DISK =N'Network path \XXX.bak' WITH INIT --directly to network drive BACKUP DATABASE [xxx] TO DISK ...
0
votes
1answer
203 views

Recover data from accidental update

I have done an incorrect update and hence I restored the DB with a backup from the previous day. I have not taken a copy of the corrupted data before restoring the backup. Is there any possibility to ...
4
votes
2answers
7k views

After moving database (backup, restore), I have to re-add user

I occasionally move a database (SQL Express 2012) from a development machine to a server, or vice versa, using database backup and restore in SQL Server Management Studio. Whenever I do this, the ...
1
vote
2answers
1k views

Shrinking log files with SMO

I know I can use the following t-SQL to shrink a log file: BACKUP LOG db1 TO DISK = '\\server\share\db1_log1.trn'; DBCC ShrinkFile([db1_log], 0); How do I do the same with SMO? I tried: $server = ...
7
votes
2answers
3k views

How best to maintain SQL log file sizes

I'm somewhat of a new DBA and I'm managing a SQL Server 2012 instance that has a fair amount of activity. I'm running in Full Recovery mode because we need point in time recovery. Right now, I'm ...
4
votes
2answers
2k views

Error while taking backup using SSMS

I am using SSMS. I have about 5 logins. For a particular login I have all server roles other than sysadmin. It is a sql login (not windows authentication). In user roles it has all permission for ...
3
votes
2answers
2k views

Live backup without lock

In our company we have a lot of MySQL databases. Some of these are critical and we want to take a back-up of all databases. These databases can't be locked because the application can change these ...
5
votes
1answer
2k views

How do I shrink the physical Transaction Log file when it's the principal in a mirror?

We setup database mirroring over the weekend, and forgot to re-enable the job that backs up the transaction logs. When I came in this morning, the transaction log had ballooned to 58GB, and was taking ...
3
votes
1answer
734 views

Backing up file groups with restore to earlier backup

I have a task: I have created a database with a filegroup lamb that has a few tables. I need to extract a csv into a table in a filegroup named lamb and back up that filegroup. Then extract another ...
0
votes
3answers
411 views

Reasons for incremental backup on Progress OpenEdge

In the case that storage is not a problem: are there actually any good reasons for doing incremental backups instead of just doing full backups? Edit This could actually refer to any database with ...
4
votes
1answer
1k views

Compress backup file using T-SQL

Is it possible to compress a backup file to .zip (or another) in a stored procedure invoked from a maintenance plan? My maintenance plan contains these steps: check DB (consistency, re_index, maybe ...
-3
votes
1answer
759 views

SQL Server backup devices autentification by user without access to local computer account or AD [closed]

Please is there way to create procedure to create Backup Device by using different user account, for user account without acces to local computer and not defined in AD too, because description from ...
0
votes
1answer
806 views

Reinstall MySql but keep database tables and data

Please help! There are server issues and MySql is no longer running on our server (Ubuntu). The service is not recognized and needs to be reinstalled. Unfortunately, the database has not been ...
7
votes
1answer
2k views

SQL Server Transaction Backups vs Logs

I've inherited a moderately-sized business-critical SQL Server 2008 database and am trying to wrap my head around backup planning. (I'm a developer, not a DBA.) The way our system is set up right now ...
2
votes
1answer
36 views

Which MySQL directories to back up using FTP

My server has been hacked and I only have FTP access to recover my data before reinstalling the OS. Which/where are the directories that needs to be backed up? Will MySQL be recovered back to its ...
1
vote
1answer
51 views

Best way to perform backups with filegroups and then restore those backups

Scenario: Database consists of these file groups: PRIMARY xxTEST2 xxTEST3 xxTEST4 Database consists of the following files in those file groups: xxTEST_RESTORE - Rows Data - PRIMARY - ...
0
votes
2answers
507 views

How does mysql transaction works?

I already know how to use transactions, what I want to know is how MySQL transaction handles data being processed... For example, consider the following: 1. I have 2 databases (db1 and db2) ...