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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2answers
612 views

Save postgres database from broken ubuntu 10.04 server

Recently a database server with an important db broke (some grub linux issue that I'd prefer not to solve). I can still access the filesystem. Is there a chance to transfer the database by only ...
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1answer
754 views

Does the SQL Server backup process use a buffer cache?

When a full database backup command is executed: Does the backup process use only the memory that has been assigned to the SQL Server (instance)? Does the backup process "flush out" the page ...
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1answer
18k views

“Database is in transition” Error

Today I was trying to restore a database over an already existing database, I simply right clicked the database in SSMS --> Tasks --> Take Offline so I could restore the database. A small pop up ...
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votes
2answers
1k views

Can I Run Two Full Backups on SQL Server 2005 at the Same Time?

Running SQL Server Express 2005 here. We are creating several programs which run a backup on the database using Server Management Objects (SMO) mostly through C# (.NET). We have separate processes ...
5
votes
1answer
236 views

Is there a way to list the “last backup” file of a Database?

I'm trying to do something really simple, but with one problem: declare @cmd varchar(1000) set @cmd='restore verifyonly from disk =''\\server\backup_folder\''?''' exec sp_msforeachdb @cmd ...
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votes
3answers
732 views

Database Backups of 2GB+

I have a forum which is growing way faster than I could imagine, and my site has been a target for DDoS attacks, NTP attacks, and a bunch of hacking attempts. I am starting to worry that there may be ...
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votes
3answers
3k views

Is SQL Server's FILETABLE suitable for storing large files (bigger than 10 GB)?

There is a project for lab. The requirement to save the lab data (raw data and related infomation ) for research for years. So the data must be saved for years, but the data is so big, every raw ...
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votes
5answers
631 views

SQL Server Backup Process Tuning

I am working for a small company that has 20 full time web sites. And another 20-30 micro sites. We are having issues with the sites freezing every day after the SQL Server Agent backup is running. ...
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2answers
3k views

SQL Server 2008 R2 Restore COPY_ONLY full backup with transaction logs

After doing some research I cannot seem to find an answer to this question. Background I am attempting to setup a backup plan that fits the following three requirements: Reliability of backups, ...
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2answers
4k views

List DB2 backups

Is there a way to list the DB2 backups? All I can find is db2 list history backup all for <dbname> but I think you need to check through all of those to see if they've since been deleted. This ...
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votes
2answers
6k views

Saving SQL Server backup file in multiple parts

I am taking daily backups of a SQL Server database. Right now the .bak file is about 2GB and it is growing day by day. There is a scheduled job is running which moves this .bak file from one location ...
5
votes
1answer
128 views

SQL Native backup MIRROR TO performance

We are moving to SQL Server 2014 Expensive Edition Q1 next year. Right now we are on SQL Server 2005 Standard Edition, so we don't have access to the oh-so-wonderful MIRROR TO option for our backups ...
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2answers
3k views

How to backup large MongoDB database

What is the recommended way to back up large data sets in MongoDB? Let's say we have a data size in the order of 10TB - how would you back that up? We're considering a hidden, possibly delayed, ...
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votes
3answers
2k views

Avamar SQL Agent running against live SQL Server databases

We use a large company as our service provider. The tech people from that service company are pushing very hard to install something called the Avamar SQL Agent which purportedly will be used to ...
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votes
3answers
557 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 ...
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6answers
5k views

Backup sql database directly to FTP server

Is it possible from SQL Management Studio to create a backup directly to an FTP server? Basically, instead of choosing the destination to a disk, I sould like to be able to specify an FTP location ...
5
votes
1answer
3k views

What is the proper way to backup MySQL database with rsnapshot?

I want to backup my website that contains both user uploaded images and data stored in MySQL database such that they are always consistent with each other in any particular point of time. While ...
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2answers
4k views

Incremental backups using MySQL Workbench

I need to start doing regular backups of my databases, and I'd like them to be incremental; that is, only backing up the tables that have been changed. I use MySQL Workbench, and I've used the export ...
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votes
2answers
824 views

Deleting other files during maintenance plan

I have an SQL Server 2012 maintenance plan which does the normal stuff (rebuild indexes and update statistics, back up DBs, deletes .bak files older than X days, etc). Everything is working fine with ...
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1answer
2k 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 ...
5
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1answer
420 views

SQL availability groups log maintenance

I have a AG with 2 nodes in a site in sync mode and 1 offsite in async mode. I'm having trouble understanding how the logspace is maintained in this scenario. For instance, I'm taking log backups ...
5
votes
2answers
543 views

Performing data update operations while backing up a large SQL Server database

I have a large (in the tens of millions of records) database that I am going to perform a full database backup on. However, the database is large enough that transactions can start before and during, ...
5
votes
1answer
1k views

Are there performance benefits to turning off archivelogging? Is it wise?

The first part of the question is pretty simple; has anyone run a DB in both archivelog and noarchivelog mode? Were there any measurable performance benefits to turning off logging that you could ...
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3answers
2k views

On SQL Server Backup: Msg 3271, Level 16, State 1, Server Line 1 A nonrecoverable I/O error occurred on file

I am trying to back up a pretty big database and I keep getting this error: Msg 3271, Level 16, State 1, Server {Server Name}, Line 1 A nonrecoverable I/O error occurred on file "{Backup File ...
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1answer
1k views

MySQL Server Backup

I was wondering if there was any way of making a backup of an entire MySQL Server at regular intervals to a specific location. (If the version is required I can get it easily). If there is, I must ...
5
votes
1answer
101 views

SQL Server Backup Schedule Overlap

I have a SQL SERVER DB that i want to backup via automated schedule (using GUI maintenance plan) . I have 2 choices when configuring a schedule : 1) do not bother about log backup , full backup and ...
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3answers
5k views

SQL Server 2012 always-on backup, full vs copy-only

I need a quick clarification on copy-only backup vs full backup as it pertains to transaction log numbering and restore if required. I have SQL Server 2012 setup with always on for multiple ...
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6answers
3k 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 ...
5
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1answer
105 views

How does SQL Server calculate the initial size of a (compressed) backup?

When a backup is created, SQL Server guesses(?) the a size of the intial backup file. Later on, maybe when it appends the log the size will be re-adjusted, sometimes multiple times until the final ...
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1answer
97 views

SQL Server restore differential after restoring full backup

Here is the situation: I had a full backup, and a differential backup. I have restored the full backup into the database. But accidentally lost that backup file. Now I would like to apply the ...
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1answer
4k views

How can I fix “Cannot perform a differential backup … a current database backup doesn't exist”?

We recently switched to the FULL recovery model, with full backups being done every weekend, and differentials being taken every day. The problem is, the differential backups don't always seem to ...
5
votes
2answers
156 views

Thought about this SQL Server backup plan?

I just started a new job, and I'm reviewing the database maintenance plan. I've got quite a bit of experience writing SQL, but not much experience with DB administration. My last job was at a large ...
5
votes
1answer
565 views

Copy a SQL Server 2000 database to another box without interrupting the backup chain

I have a small-but-important MS SQL Server 2000 database that I'd like to copy to a development box. I understand that the usual way to do this is to make a copy of a full backup file, and restore ...
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2answers
1k views

How to automatically stagger transaction log shipping to minimize bandwidth usage peaks?

The following question pertains to Microsoft SQL Server transactional log shipping (TLS). We're using SQL Server 2008 R2 SP1, although the question is probably relevant for all recent editions. ...
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2answers
2k views

SQL Server backup, attach to BAK file?

I have a SQL Server database with a full text index. When I created the app that uses it, I made a backup of the database and I ship the .BAK file with the app. As part of the app install it does a ...
5
votes
1answer
53 views

dumping database with “compressed data is corrupt” errors

I'm using pg_dump to dump a large (396 GB) PostgreSQL database: pg_dump --clean --create mydatabase After running for a day, a statement fails with ERROR: compressed data is corrupt and pg_dump ...
5
votes
1answer
25 views

Checking SQL AlwaysOn backup target with fn_hadr_backup_is_preferred_replica, different answers with different permissions

I've implemented AlwaysON backup with Ola's script, those are running fine on designated server configured for backup. I would like to automatically check backups using sql-scripts fired from a ...
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5answers
15k views

How to increase fast backup and restore of 500GB database using mysqldump?

There is a database A size of 500GB. Tables in database A contains both MyISAM and INNODB tables. MyISAM tables are master tables and Innodb tables are main transaction tables. Backup and restore ...
5
votes
1answer
2k views

Cannot restore Amazon RDS SQL Server database to given point-in-time using SQL Server Management Studio

I'm trying to restore one of my Amazon DRS SQL Server databases. Using SQL Server Management Studio, I can correct to my DRS instance using the master account I created when creating the database ...
5
votes
1answer
159 views

Oracle crashing on CentOS

Here is alert_XE.log: kkjcre1p: unable to spawn jobq slave process Errors in file /u01/app/oracle/diag/rdbms/xe/XE/trace/XE_cjq0_23146.trc: Process J000 died, see its trace file kkjcre1p: unable to ...
5
votes
1answer
299 views

Sql Server Backup to URL (Azure) ERROR

I'm trying to take advantage of the new backup to url function in SQL Server. I have created a valid cert and tried a simple backup, but I get the same error every time no matter what I try. I have ...
5
votes
1answer
2k views

Get postgres snapshot from Amazon RDS

I can not find a simple way to get a copy of the nightly backup I take of my Amazon RDS postgres instance so I can restore it on my local machine to play with. Right now I'm doing a pg_dump when I ...
5
votes
1answer
925 views

Process attempted to unlock a resource it does not own

SQL Server 2005 SP4 32-Bit I have a DBCC CHECKDB job running nightly. Last night, soon after the job started, I got the errors below. The database is NOT in suspect mode, and CHECKDB comes back clean ...
5
votes
1answer
942 views

Quick MySQL Backup (1 file per table)

I asked a relevant question few months back and got answer with wide variety of options for backup. But this time I have different scenario and I have got a database with 7 tables and 1 of them has ...
5
votes
2answers
65 views

Transaction Log Backups Serial or Parallel?

We happen to be using SQL Server 2012 Standard Edition. I also happen to use Ola Hallengren's scripts to provide an easy, more flexible framework for doing backups and maintenance. This question ...
4
votes
5answers
4k views

Can I restore a database to a point of time without backup?

I have an SQL 2005 database with logging set to FULL but without any backups. Is it possible to restore it to a point of time?
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votes
3answers
144 views

Full database backup

I'm using third party tool for making schedule database backups. I need to make one additional full backup. Should it be affected on the scheduled backups? If yes, is there any solution?
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votes
5answers
4k views

How can I tell if a SQL Server backup is compressed?

We have recently upgraded from SQL Server 2005 to SQL Server 2012. Under SQL Server 2005 there is no option to create compressed backups as there is in 2012. If you attempt BACKUP DATABASE ... WITH ...
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votes
4answers
12k views

Difference between Full backup and Copy-only full backup

I saw in this link that full backup does not truncate the log. So what is the difference between full backup and copy-only full backup? For the log backup there is copy-only backup which prevent the ...
4
votes
4answers
2k views

RSync Database File Deltas in SQL Server 2008

Alright, I feel like this is a terrible idea, but I need some help understanding why this is bad: I'm still working on implementing a disaster recovery/business continuity solution for our ...