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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1
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1answer
269 views

xtrabackup “failed to read metadata” [closed]

Doing a staging run setting up a new xtrabackup restore script I'm running into a somewhat cryptic error I can't readily google a solution for. I'm working with an incremental backup design. During ...
2
votes
3answers
2k views

How to detect a running mysqldump?

Here are the things I can't change: We got a mySQL myISAM replication running a master and some slaves. One slave is being used for nightly backups using mysqldump. The backups is using heavy locks ...
4
votes
1answer
251 views

can i backup multiple db2 databases at the same time?

in db2 9.5 LUW i have one db instance to which i just added a second database. we don't have TSM or multiple partitions which is what all the documentation seems to be about when i search the web for ...
4
votes
2answers
251 views

Backup VLDB replicated database in SQL Server?

I have a problem with my backup strategy. Currently I'm doing a Full Backup every night and transaction log backup every 2 hours to TAPE. This used to work without problems, but the size of the DB ...
7
votes
1answer
9k views

How can I recover data from the LDF file?

We are using SQL 2005 Express Edition. We want to read the data from the LDF file in order to restore some deleted records. We tried using a trial version of ApexSQL which helped us a lot. Instead of ...
-1
votes
1answer
287 views

Does SQL Server full restore set the differential base?

Differential backups are taken as the difference between the current state, and the last full backup called the "differential base". Does restoring a full backup reset the differential base? If so, ...
2
votes
2answers
126 views

How do I pull a backup of an oracle database so I can send it to a vendor

First of all, I know squat about Oracle databases. A vendor who is looking at converting our data from an older piece of software with an Oracle DB back-end wants a dump of our database to see what ...
1
vote
1answer
2k views

Write lock during mysqldump even using --lock-tables=false

When I try to dump an online database using --lock-tables=false, others cannot update the table. Are there any methods to solve this? As I am using MyISAM, does --single-transaction for InnoDB help? ...
3
votes
3answers
815 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 ...
1
vote
1answer
66 views

How do I determine if a database restore file should be restored to the database based on backupset?

I have a production database that is fully backed up nightly and incrementally backed up hourly. On our backup machine, we have the differential backups and full backups restored ion a regular basis ...
1
vote
3answers
3k views

BACKUP failed to complete - with spaces, for no reason

Every day my database backup fails for some databases and does fine for others. I'm calling the backup through a Stored Procedure that runs scheduled in a job. Tonight I'm going to run the procedure ...
2
votes
1answer
390 views

Does mysqlhotcopy block SELECT statements from different clients?

I would like to create a backup of different MyISAM tables on a server using mysqlhotcopy. These tables are about 6GB in size. I would like to know, does mysqlhotcopy block users from SELECTing ...
0
votes
1answer
114 views

What privileges does the SQL Azure Migration Wizard need to copy a SQL Azure database?

Currently have 2 users in our SQL Azure subscription. One is the god login created when setting up the server, other is very limited account for our www app (has db_datareader and db_datawriter). The ...
1
vote
1answer
512 views

Partial backup and restore using filegroups

I have a single database that I put all tables into with multiple schemas for the different products I have. I know I can't backup and restore just one schema, but if I move all tables for a schema ...
105
votes
5answers
187k views

How do you mysqldump specific table(s)?

How can I dump a specific table or set of tables without including the rest of the db tables?
3
votes
1answer
174 views

Create incremental/differential backups in ProgressDB

Is there a way to create incremental/differential backups in ProgressDB?
2
votes
2answers
583 views

SQL Server Backup Sizes Differential, Compressed Backup Sizes

I'm trying to backup my organization's production databases on SQL Server 2008 R2 Standard. I'm using a T-SQL script to backup with DIFFERENTIAL and COMPRESSION selected. I'm astounded at the size ...
2
votes
1answer
819 views

How to Backup and Restore Filestream Data

I am trying to backup and restore my database which includes a filestream filegroup. I backed up the database without the filestream filegroup and was interested to know what happens when you restore ...
2
votes
3answers
191 views

Synchronise two databases (but not really)

I'm trying to design the following system. An arbitrary number of of embedded systems will each record data constantly and indefinitely. It is required that these devices upload their data to a ...
1
vote
2answers
4k views

Can anyone explain to me the concept “incarnation” in Oracle database in an easy-to-understand way?

The Oracle documentation describe incarnation as: incarnation A separate version of a database. The incarnation of the database changes when you open it with the RESETLOGS option, but you ...
2
votes
1answer
1k 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
1answer
245 views

Remote Database Backup [closed]

I am attempting to find a reliable service that does remote MySQL Database Backup. Price is no object, unless it's absurdly expensive. I understand this question doesn't really have an answer, and I ...
1
vote
2answers
145 views

Restore backup in order to write datafile sequentially in disk

I have just come to a new company and we have one database which was created with standard initial size and autogrowth parameters for data and log files (1 MB autogrowth for data / 10% for log). The ...
1
vote
1answer
3k views

Restore Oracle database from cold backup files

I have cold backup files for an oracle database. Can someone tell me a step by step procedure on how to restore the database on my machine.I am using Oracle 11g
2
votes
1answer
2k views

mysql db backup excluding specific tables

Are there any mysql scripts for taking a database backup by excluding specified tables? Also, what is the best way to take backup of a running mysql system?
1
vote
1answer
82 views

Back up and restore to main system

I have a software system running in my office with MS SQL Server in back end.I want to backup the database daily and delete all data from database so that only one-day data will be in the database at ...
2
votes
1answer
68 views

Oracle 10g Administration

Redo log files are not multiplexed in our database. Redo log blocks are corrupted in group 2, and archiving has stopped. All the redo logs are filled and database activity is halted. Database writer ...
0
votes
2answers
3k views

why user with db_owner & db_BackupOperator database role is unable to restore database?

I'm in sysadmin server role on the server . All Programmers are in dbCreator Server role , So they can create databases for themselves and they have in db_owner & db_Backupoperator database role ...
3
votes
2answers
217 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 ...
2
votes
2answers
3k views

Restore Database script

I have a live database which i would like to create a backup and restore script that will take the "live" database every night, create a back, then drop the existing "testing" database (if any) and ...
4
votes
2answers
3k 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 ...
2
votes
1answer
170 views

Aborted restoring from back up Sql Server 2008

I started restoring from backup using (WITH REPLACE, RESTORE WITH RECOVERY) and realized that it was a mistake, so I stopped restoring. Now this db is unavailable and has a 'Restoring' status. Can ...
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
3answers
929 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 ...
6
votes
2answers
5k views

How to delete a Backup from a backup set in SQL Server 2008 R2

The title pretty much sums it up. We are running out of space on our backup disks, and need to remove old backups out of the set. I can't seem to find any information on this.
1
vote
4answers
5k views

How do I archive and restore selected tables using SQL Server?

How do I archive and restore selected tables using SQL Server?
2
votes
1answer
1k views

Maintenance Plan fails but the query it generates Runs

I have an SQL Server 2005 Enterprise Edition whose Maintenance plan fails constantly with the error: backup MYSERVER (MYSERVER) Backup Database on MYSERVER Databases that have a compatibility level ...
0
votes
2answers
291 views

Is command BACKUP asynchronous operation

I got strange delays when backed up a group of databases (20 more) in one scope (TSQL) to the same file location. Is it possible that multiple backup operations are running at the same time? I have ...
2
votes
1answer
514 views

How often do you back up the distribution database for transactional replication when sync with backup is set to true for the distribution database?

I'm trying to figure out how often to back up the distribution database when "sync with backup" is set to true. If I understand this correctly, sync with backup ensures the distribution database can ...
4
votes
6answers
3k views

SQL Server: why to use a backup device?

When taking backups from databases, is it "good practice" to use logical backup device for backup location? What is the benefit of using backup devices?
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 ...
1
vote
1answer
103 views

Backup / Restore Distributor

I have a database architecture with: => 1 distributor running on a dedicated instance of SQL Server 2005 => 2 publishers running each on a dedicated instance of SQL Server 2000 and SQL Server 2005 => ...
1
vote
1answer
216 views

Copy database schema from SQL Server 2008 to SQL Server 2005 [duplicate]

Possible Duplicate: Downgrading from SQL Server 2008 to 2005 Is it possible to copy the database schema from SQL Server 2008 to SQL Server 2005, I don't need data from the tables, just ...
4
votes
1answer
859 views

Why are Stored Procedure schema changes not being replicated when using ”initialize with backup”?

In SQL Server I have set up transational replication using the "initialize with backup" option. Data is being replicated fine, as are schema changes to tables. However, schema changes to stored ...
8
votes
7answers
820 views

Scheduled backup task doesn't always backup all databases despite always saying job successful

I have a job in SQL 2008 that runs a stored proc to backup all databases. This runs daily via sql server agent job. It quits with success every day but some days it quits with success only after ...
10
votes
5answers
525 views

SQL Server Backups - A couple of questions

We run our weekly backup job at 9pm on Fridays and we are experiencing a couple of issues with regard to disk space (which gets perilously low at times) and performance. We're looking at ...
3
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 ...
2
votes
2answers
181 views

How to compare the database of a backup from another environment

Has anyone had any luck with taking a backup (approx 30 tables) from an Oracle database's live environment, then loading a test environment with this backup and doing a comparison between the test ...
12
votes
3answers
8k views

Is it possible to restore sql-server bak and shrink the log at the same time?

We have a bak file from a client that we have transferred to our developer offices for problem investigation. The backup is currently 25GB and the restored database is about the same size however it ...
2
votes
4answers
464 views

MySQL Database Poisoning: How to recover to a known state quickly

If you want to avoid database poisoning (ie want to recover back to a point-in-time quickly) which methodology do you prefer? Let me define data poisoning. You insert some things in your database ...