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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3answers
839 views

SQL Server 2008 R2 - Specify the Full Backup to use when doing a Differential Backup

When I backup my Database, I do a Full Backup every day who goes on a tape. I am trying to use the Sunday's Full backup to set up an additionnal Differential Backup, how can I do this? It only takes ...
3
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1answer
872 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 ...
3
votes
1answer
89 views

Necessary to use a checksum on a backup and not solely the 'verify backup' option?

If want to ensure the integrity of a backup, would it be a necessity to use a checksum on all of my backups and not just the 'verify backup' option?
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6answers
6k views

Taking backup of all the databases in SQL Server

I have a Microsoft SQL Server 2005 DB server. In the DB server, I have around 250 user databases. I have to take a back up of all these databases. Since, manually taking backup consumes lot of time, I ...
3
votes
1answer
538 views

Is it imperative that I backup my index files?

I have a few different instances (SQL 2000, 2005) with indexes placed in a separate filegroup. Do i need to ensure that this group is backed up, or will it be rebuilt by a restore of of the database?
3
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2answers
138 views

SQL server 2005 backup statistic

I'd like to share with you this simple snippet (answering my own question) and I'm also curious how do you control your SQL server backups.
3
votes
1answer
7k 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 ...
3
votes
1answer
4k views

Transaction Log Maintanance While Using AlwaysOn Availability Group

We are using HADR ( AlwaysOn Availability Group) feature of SQL Server 2012. Server and AG Configuration as below: SQL12_SRV1 --> AG1(PRIMARY) - SYNC -->> DBTest SQL12_SRV2 --> AG1(SECONDARY) ...
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votes
2answers
687 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 ...
3
votes
1answer
12k views

Difference between database dump (export) and database backup?

What is the drawback using only EXP or EXPDP command for a database dump (and considering it as a backup) instead of taking backups using BACKUP DATABASE command (via RMAN)? What is a difference ...
3
votes
2answers
341 views

Writing transactions to .MYD file to take Backup

I'm trying to backup MySQL DB by archiving the data directory of required databases. I'm doing FLUSH TABLES WITH READ LOCK before taking the backup, but even then some of the transactions were not ...
3
votes
1answer
2k views

Does my choice of pg_dump format impact restore speed?

According to the docs for my version of Postgres (8.4.2), pg_dump can "output in script or archive file formats." The script-formatted dump (4GB) takes 1.5 hours to restore, and I'm wondering if the ...
3
votes
2answers
221 views

Recovering from Oracle host OS disk failure (options)?

If an Oracle host OS has a complete disk failure and the host can be restored (assuming from a recent clone of the host OS disks) from backup, is it possible to then point the host to the existing ...
3
votes
3answers
956 views

Restore script in SQL server doesn't work in W7

I need a little help with a restore process, I can't find specific help in other similar questions, sorry if my question does not correspond. I have this script in my system: RESTORE DATABASE ...
3
votes
1answer
2k views

Is SQL Server Backup single or multi-threaded?

If you perform a... BACKUP DATABASE [DB_Name] TO DISK=N'c:\backups\db_name.bak' WITH STATS=10 Will that perform a single or multi-threaded write? Our Server support company advised us that if we ...
3
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3answers
846 views

How and what do you backup for a simple Oracle DB?

Background: I am in the following situation: We have a JIRA instance running on a dedicated server machine (Windows Server). It uses Oracle XE to store all the data. The JIRA instance and a Oracle ...
3
votes
1answer
62 views

Tool for quickly backup and restore a table

Is there a tool for quickly backup and restore a table's data, preferably to a csv file? It would be best if I could do it using batch. Run a .cmd file and data is backed up into a file with datetime ...
3
votes
1answer
6k views

Problem with mysqldump and view

When using mysqldump to backup MySQL, I got following error. mysqldump --all-databases --routines >> all.sql mysqldump: Couldn't execute 'show table status like 'hdkien'': SELECT command denied ...
3
votes
1answer
635 views

Which are the minimum privileges required to get a backup of a MySQL database schema?

Which are the minimum privileges required to get a backup of a MySQL database schema? I am interested only on the schema, not on the data. Are SELECT privileges required?
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votes
2answers
161 views

if database is not shrinked does it affect backup size?

Ok my question is simple. Lets say that when i click database and hover over shrink it says it can be reduced 1 GB space. Now when i do a backup of this database, does this space also getting added ...
3
votes
1answer
812 views

pg_dump custom format between postgres versions

I was wondering how stable the custom pg_dump format is between Postgres versions. Can I for example restore a custom format dump created with Postgres 8.x in postgres 9.x? Background: I am building ...
3
votes
1answer
949 views

Restoring database to UNC path on local drive

When I try to restore a database using a restore command with a local UNC path: RESTORE DATABASE [dbname] FROM DISK = N'\\PC91\D\backup.BAK' WITH FILE = 1, MOVE N'test' TO N'\\PC91\D\dbname.MDF', ...
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votes
2answers
551 views

How do I solve an error code 127 when doing a pg_dumpall through a cronjob?

I have this simple script to backup all my databases in postgres pg_dumpall -U pg_user > /tmp/tmp.txt DUMP_STATUS=$? echo "Dump status: $DUMP_STATUS" > /tmp/status.txt The dump ...
3
votes
1answer
438 views

How can I restore SQL Server database to a custom location, if the backup file was renamed?

Suppose I have an SQL Server database called bubu and the respective backup file is bubu.bak. If I want to restore it with the backing store in a custom location, I use the following T-SQL statement: ...
3
votes
1answer
4k views

RMAN-06054: media recovery requesting unknown archived log, Where is SCN kept?

I have the following situation: Backups of DB1(located on srv1 server) database are taken everyday at 1:00 AM. I took backed up files(datafile,archivelog,controlfile,spfile) of 24/10/2011 and ...
3
votes
1answer
96 views

Possible RMAN orphan files in backup directory

I am trying to scrape together some space in my Oracle 11g backup directory in AIX. I have deleted obsolete files using RMAN's "DELETE OBSOLETE" command, but I see many (just under 200) files dated ...
3
votes
1answer
126 views

Optimized Way of Scheduling a Differential Backup

I am working with a data warehouse with SQL Server 2012 and was wondering what would be the most optimized, AUTOMATED procedure for a backup/restore strategy. Current observations and limitations: ...
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votes
2answers
1k views

how to create backup for stored procedure,trigger and functions of a database in sql server 2008?

I'm having 2 databases in 2 different servers(.246 and .252). I need to create backup for all stored procedures, triggers and function from 252 server and restore it in 246 server.database name in ...
3
votes
1answer
104 views

How dependent are backups on msdb tables like backupset?

I am trying to get some practice making a backup maintenance plan and restoring those backups. I have a script that churns through the most recent full database backup and any subsequent transaction ...
3
votes
1answer
2k views

What happens if the mysql database's innodb log files are lost?

What I did was /etc/init.d/mysql stop then removed the files: ib_logfile0, ib_logfile1 then modified my.cnf file, variable: innodb_log_file_size and then: /etc/init.d/mysql start and allowed ...
3
votes
2answers
3k 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 ...
3
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2answers
3k views

Which hot backup tools for MySQL InnoDB database : Percona XtraBackup, Zmanda Recovery Manager Enterprise or Community or…? [closed]

I manage a PHP/MySQL website : max 500 simultaneous users / average of 4000 per hour in update/read 1 MySQL Community Server (5.1) - (Xeon / 16 Go RAM) InnoDB Storage engine on 100 tables for 1.4 Go ...
3
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1answer
154 views

SQL Database automatic back up

I have an SQL database - I need to back it up everyday (at a minimum) - preferably multiple times a day - automatically so it definitely gets done. I'm running Windows which the SQL database is ...
3
votes
1answer
157 views

Backup and off-site restore setup

I've been reading a lot of threads about different backup options for MySQL and was hoping for some more insight so I can settle on one. Our current situation is ~100 GB of InnoDB and MySAM data in ...
3
votes
1answer
312 views

Postgres Backup queries on AWS after reading Postgres docs

I am reading backup section of postgresql docs before heading over to create backup strategy on my EC2 instance. So there are 2 ways to do it. Create a dump using pg_dump. File level backup with ...
3
votes
1answer
1k views

Does the Amazon RDS backup/snapshot service lock tables?

We have a database that is 100+GB. Most tables use the InnoDB engine. A regular dump takes 1-2 hours. If we moved to Amazon RDS, would this backup cause table locks? Does Amazon use a simple ...
3
votes
1answer
324 views

Oracle 11, incremental backup goes wrong

Got a pretty big instance on a one-week backup cycle with an incremental (differential) strategy .. or rather, that's what it was supposed to be. Somehow the daily differentials seem to come out as ...
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votes
3answers
1k views

Is it good idea to change Simple Recover Model into Bulk-Logged on ETL system?

We are having an ETL process which inserts lots of data into tables. This database is set to Simple Recovery Model and the transaction log is growing a lot. I was thinking that would it help to set ...
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votes
2answers
1k views

Quick MySQL Backup

I have a database which is grown to 3GB and it has 3 MyISAM tables. And I have 4GB RAM. What will be the best (quick) way to backup this database without any performance lack. Or mysqldump will work ...
3
votes
1answer
396 views

In Postgresql, after pg_dump the access privileges on the database itself are not restored

Suppose user foo owns a database gee, and user foo has granted user bar with all access privileges on database gee gee=> \l List of databases Name | Owner | ...
3
votes
1answer
122 views

Error with restoring from a split .bak file with password

I am trying to restore a backup from a split .bak file[.bak_1/.bak_2/.bak_3]. The backup is password protected. So far this is what I have and I cannot seem to format in a way that does not throw me ...
3
votes
2answers
152 views

Restore database to a instance in network

We are creating a application which requires sql database as backend to store data. So when user install my application he chooses a sql instance and its details. There we plan to restore the database ...
3
votes
1answer
846 views

I need help understanding Postgres's archive cleanup functionality

I'm reading http://www.postgresql.org/docs/9.2/static/pgarchivecleanup.html and to me it seems like it will remove any and all WAL segments from my slave server that aren't required to perform ...
3
votes
1answer
554 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 ...
3
votes
1answer
307 views

Backing up a 400-500 GB database on MySQL/Amazon RDS?

We have an Amazon RDS small instance for a MySQL datawarehousing database. Database size will be around 400-500 GB very shortly. What is the best way to backup our database? Can it be done ...
3
votes
1answer
1k views

How to tell what's failing at making backups?

I have an instance of SQL server that is regularly getting errors like this: 02/25/2013 23:22:38,spid138,Unknown,BackupVirtualDeviceFile::SendFileInfoBegin: failure on backup device ...
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votes
3answers
4k views

Restore SQL Server database using Windows Powershell 3.0

I'm trying to restore a SQL Server database with a PowerShell script, but I'm having problems. Here is the error I'm getting: Exception calling "SqlRestore" with "1" argument(s): "Restore failed ...
3
votes
2answers
271 views

SQL Server Transaction Log Initial Data Load

What is the standard process when initially populating a database with 5GB+ to avoid a large transaction log? From my understanding the log file would jump to a large size after the initial load and ...
3
votes
2answers
1k views

Would it be possible/wise to execute 2 parallel restores from a single backup?

Every night I create a backup (to disk) of a particular database. Subsequently that backup has to be restored to 2 different servers. These restores now happen sequentially and take about half an hour ...
3
votes
2answers
278 views

SQL database backups methods-tools-procedures

Currently, I am investigating some way to more efficiently backup 4 Production SQL Databases (3 different servers/instances) and would like to know if anyone else has had the problems we are having ...