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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6
votes
2answers
602 views

PostgreSQL Complete Database Backup

I've been trying to figure out how I can completely backup my PostgreSQL database. I have not seen any resource that explains how to do a complete backup. I am aware of the pg_dump and pg_dumpall ...
1
vote
4answers
219 views

Database growth causing issues sending backup over network

We take a full database backup on our primary SQL Server, and send that file over our network to a remote site where it is recovered on a backup SQL Server. We use this backup database for slow ...
5
votes
2answers
1k 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 ...
3
votes
2answers
391 views

Archive a single giant table from a SQL 2008 database - filegroup backup?

I have an extremely large table (400GB data size, inside a 2.5TB database) that is no longer needed. Before we drop it, however, our client contract says we need to archive it to tape in case in needs ...
-3
votes
5answers
13k views

Safely deleting a SQL Server log file (.LDF)

I can make sure my app is in a consistent state. I can rollback all the uncompleted transactions if any (just in case) it's ok I can DETACH the database What do I need the log file for after that? ...
3
votes
3answers
2k 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 ...
0
votes
1answer
214 views

Is it possible to tell the source of a backup?

I was wondering if it is possible to tell the difference between backups created manually and backups created through a maintenance plan. There does not seem to be any way to discriminate them in the ...
1
vote
1answer
2k views

How can I change default backup location for oracle11g using RMAN?

I want to change to another drive due to lack of disk space. How can I change the default location of backup files used by oracle to another drive using RMAN? By default it's in the folder ...
2
votes
2answers
3k views

SQL Server 2008, switching to simple recovery mode

Currently our transaction log is 50 GB; impressive huh? I want to switch to simple recovery mode and remove the transaction log entirely. Do I need to stop any user activity and detach the database. ...
2
votes
1answer
683 views

Postgresql revert back database value

I have postgresql database. My table name is tblvoippolicy. Now, problem is by mistake i have deleted some records from table. When I get the data file using following commands. select * from ...
3
votes
1answer
292 views

Xen snapshots and live Innodb tables?

I am wondering if I can trust my host doing it's nightly snapshots with live Innodb tables. From what I have read: "Innodb is ACID-compliant, so you can "safely" use fs snapshot with Innodb tables." ...
5
votes
1answer
896 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
1answer
919 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 ...
15
votes
2answers
17k views

What is the recommended way to backup a MySQL/Amazon RDS database to S3?

I have two purposes for this: To have an offsite backup in case of a region wide problem with Amazon Web Services. To copy production data from a production billing account to a beta billing ...
2
votes
1answer
879 views

Oracle 11g production database copy to USB drive

What is the correct commands for backing up a production Oracle 11g database (while still running) to an external USB drive or different directory. I am new to Oracle and but have experience with SQL ...
3
votes
1answer
468 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: ...
1
vote
3answers
2k views

SQL Server 2005 Restore from Full and Differential Backup

I'm not a DBA, however I have been a developer for 10yrs and am competent. I wish to move our corporate application to a hosted service and I need to copy the data. The data centre is too far from ...
2
votes
3answers
10k views

SQL Server 2008 R2 Query Last Successful Database Backup For All DBs

Is it possible to query the last successful backup date (and perhaps the type of backup) of each database in SQL Sever 2008 R2?
7
votes
1answer
1k views

recover a single mysql database on a busy master-slave replicated system

Looking for a strategy or tool to deal with recovering a single database to a point-in-time in a busy replicated system. I have 12 databases running on 2 MySQL 5.0.77 servers in master-slave ...
26
votes
2answers
9k views

I/O requests taking longer than 15 seconds

Usually our weekly full backups finish in about 35 minutes, with daily diff backups finishing in ~5 minutes. Since tuesday the dailies have taken almost 4 hours to complete, way more than should be ...
1
vote
2answers
1k views

Backup of Postgres database

I want to create a backup of my database in Postgres. I'm using pgAdmin. on my database I have clicked right button of mouse after that I've selected the "Create a backup of database" After that ...
1
vote
1answer
296 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
304 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
260 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
10k 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
298 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
130 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
3k 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
887 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
67 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
415 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
121 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
621 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 ...
131
votes
5answers
243k 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
181 views

Create incremental/differential backups in ProgressDB

Is there a way to create incremental/differential backups in ProgressDB?
2
votes
2answers
667 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
875 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 ...
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
1answer
251 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
155 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
84 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
69 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
4k 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
230 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 ...