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
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1answer
2k views

How to schedule a weekly backup of a database only if it has been changed since last backup

I´m new to SQL Server administration. I´d like to create automatically backup database every Sunday night, but only if there was any change in previous week (if not, backup is unnecessary). Is there ...
5
votes
1answer
5k views

Microsoft SQL Server 2008 R2 backup error

I'm trying to do a simple backup to an external disk and getting this error: Backup failed for Server 'Server-name' Additional information: System.Data.SqlClient.SqlError: The media loaded ...
3
votes
2answers
302 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 ...
2
votes
3answers
6k views

Copy PostgreSQL data from one PC to another

I am migrating my server application from the existing system to another system. Unfortunately, the existing system is also the database server. It has data stored. Is it possible to copy this data to ...
7
votes
1answer
814 views

SQL Server considerations when backing up / restoring a database that uses replication

In the event that I need to restore a database involved in replication, what considerations to I need to keep in mind? Do I need to keep backups of both the publisher and the subscriber? Can I ...
1
vote
1answer
2k views

Can we back up mysql databases by copying files?

I tried to reinstall mysql on my machine, but it keeps failing. Everytime it fails, it does this locking and that locking and future effort would fail again. Finally I decided to do truly clean ...
6
votes
1answer
2k views

How to create a SQL Server 2008 backup without logs with mirroring

How do I create a backup of a SQL Server 2008 in a mirrored setup without any logs? We need to do this so that when we restore our local development databases, we would have the most up to date ...
4
votes
1answer
1k views

Transaction Log Truncation with Copy Only

I have a database backup job set to use full backup with the Copy only option on once daily. The copy only is on because from what I have read that is the only way to backup a database that is ...
5
votes
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 ...
2
votes
1answer
398 views

Assertion failure from InnoDB while restoring using Innobackupex

I thought I would give back to all those people who help me when I have a problem. This might be something old, but I did not find it anywhere so here goes: We recently upgraded our production DBs ...
1
vote
1answer
173 views

Access denied Error in MySQL and Drupal

We are trying to deploy a Drupal application on our production server. We see this strange error Lost connection to MySQL server at ''Access denied root@ipaddres password(yes) after deploying. We ...
0
votes
1answer
522 views

New transactions during a Sybase “dump database” command

I have a Sybase 15.5 database which is backed up every night using the DUMP DATABASE command. The process takes about 30 minutes. What happens to the transactions that occur within those 30 minutes? ...
0
votes
1answer
3k views

Oracle big datafile restore fails using Netbackup (ORA-19511, ORA-27190)

I am restoring datafiles about 1000GB in size. I am using Netbackup as a backup server. After 2 hours reading Netbackup fails with the following error: 7/25/2012 3:27:50 PM - Error bpbrm(pid=1176) ...
3
votes
6answers
9k 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 ...
1
vote
1answer
2k views

ORA-00379 no free buffers

I'm trying to do collection_manager in OVPI but I'm getting db error ORA-00379 no free buffers available in buffer pool default for block size 32k oracle 10.2 Thanks for any help in advance
1
vote
1answer
530 views

Failed to restore mysql database with zmanda

I want to setup a slave from my backup version of mysql using zmanda (it's a full backup). I've followed this guide. Result of mysql-zrm-reporter backup_set backup_date ...
1
vote
1answer
304 views

Questions about PostgreSQL backup/restores

I've inherited a large PostgreSQL 8.4.7 database that is currently not being backup at all. The database itself I believe is around 100GB, I've been reading about the different methods to backup this ...
5
votes
3answers
2k views

How can you save all user-defined functions to txt files on your local hard drive?

I am running SQL Server 2008 and need to back up the UDF scripts/queries that I have created. How can this be done in a timely manner? I tried right clicking on the folder icon where the UDF are saved ...
3
votes
1answer
803 views

AG and SQL Backups

I am using always on in sql 2012 and have an AG setup. I would like to know if i were to backup the primary database and restore it would that be allowed without taking the cluster down etc. ...
3
votes
2answers
357 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 ...
4
votes
1answer
561 views

Why would a SQL Server 2008 R2 database disable a table index when upgraded to SQL Server 2012

I've restored a database backup in a new SQL Server 2012 server from a .bak made in SQL Server 2008 R2, and one of the tables has it's primary key index disabled. This doesn't happen when I restore to ...
1
vote
1answer
3k views

Oracle backup with RMAN Options?

I'm trying to learn RMAN but getting confused everytime I read Oracle docs! Can someone help me what are the differences and when to use the following? BACKUP DATABASE PLUS ARCHIVELOG DELETE INPUT ...
2
votes
3answers
2k views

MySQL backup with no downtime [closed]

I'm running a M/S replication of MySQL 5.5 / innoDB (over ubuntu). My DB is pretty large: ~250GB. I'm looking for a backup tool/service that will do the following: full backup no downtime / locks ...
3
votes
1answer
809 views

Wrong behavior in Backups

Checking my Native backup this morning something wierd happened. I will describe the problem here. 1) The msdb table backup set shows me the backup was done successfully. 2) The errorlog shows me ...
3
votes
1answer
2k views

Why is my postmaster process (sometimes) becoming unmanageable after a WAL base restore?

TL;DR: Un-stoppable, unusable postmaster is being spawned when Postgres is started right after restoring its data directory from a WAL base backup. Why? Context: We run postgresql 8.4, on CentOS 6, ...
7
votes
2answers
722 views

PostgreSQL PITR restore

I have a PostgreSQL 9.1 server running on a CentOS 5.8 32bit OS and I have enabled WAL archiving. On this server, there are three databases: databaseA, databaseB and databaseC. Someone deletes a ...
8
votes
2answers
16k views

Can I restore a SQL Server .bak files without SQL Server?

I have some large .bak files from a SQL Server 2005 dump. Can I restore these without using SQL Server, either to PostgreSQL, MySQL, or to flat text files? An open source solution would be most ...
0
votes
1answer
2k views

Incremental level 1 backup with no Incremental level 0?

I have done the following steps: Backed up database with INCREMENTAL LEVEL 0 Delete INCREMENTAL LEVEL 0 backup without telling controlfile. So deleted it by hand. And did not make crosscheck. Backed ...
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 ...
4
votes
1answer
1k views

What's the fastest way to replicate a MySQL database from one machine to another?

What's the fastest way to replicate a MySQL database from one machine to another? The two machines are connected via LAN. How to do it without mysqldump? If using mysqldump, is the fastest way $ ...
4
votes
3answers
8k views

How to log error details when using using try/catch for dynamic SQL backup commands

When issuing a backup command within a stored procedure that uses a try catch and dynamic sql, the error messages are very general when compared to running the backup command directly. Try/Catch ...
0
votes
2answers
6k views

Extract mdf & ldf files from backup file?

Is there a way to extract SQL Server files (.mdf & .ldf) from a backup file (.bak) to a physical location, without restore database? I need a restore query or script to restore files from bak ...
0
votes
1answer
150 views

Backup and trimming data idea

Our main table, tblLink, will have its primary key as foreign in a few other tables too and one of the tables will be tblMainData which over time will be millions of rows. We would like to maintain ...
3
votes
1answer
1k views

Script to Restore/Create SQL Server 2000 Database from Another Database's Backup

I'm trying to create a database, NewClientDB, by restoring another database's, OldClientDB, backup, d:...oldclientdb.bak. I've always done this via SQL 2000 Enterprise Manager, but the GUI keeps ...
3
votes
2answers
294 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 ...
4
votes
2answers
609 views

Change Location of VALIDATE RECOVERY FILES work area

Is there a way to tell the VALIDATE RECOVERY FILES command to use a different location with more available disk space? When I run the command in RMAN, it fails with the following error stack: ...
3
votes
1answer
149 views

Does MySQL Enterprise Backup work across Operating Systems?

The problem with testing is that one can never be sure (it may seem to work and then you find some thing changed later). A definitive statement from the vendor would definitely be helpful (I cannot ...
2
votes
2answers
103 views

Incremental backups - differences

What is the differene between: BACKUP INCREMENTAL LEVEL 0 DATABASE; and BACKUP INCREMENTAL LEVEL 1 CUMULATIVE DATABASE; ? I read some manuals, but I don't get the idea beacuse of my poor ...
2
votes
1answer
512 views

How to write a shell script to check the mysql database backup status.

I have mysql production databases running in main server(Linux) and from this server every night the backup is taken into local server. Now i want to find a shell script to check if all the databases ...
3
votes
1answer
577 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?
0
votes
2answers
745 views

Creating a test database from Production database (different machines & servers)

I'd like to set up a test database on a separate server. Production database is MS SQL Server and the test server is a *nix box so I'd like to have the test server running either PostgreSQL or MySQL. ...
3
votes
1answer
309 views

Transactional versus Merge Replication (Restore backup after downtime)

I have the following transactional replication setup: Windows Server 2008 with SQL Server 2008 Enterprise Server A: Master, has a database with a table, publisher Server B: Slave, subscriber ...
3
votes
1answer
513 views

What happens if we copy neo4j's data folder while the server is running?

If my neo4j server is running and I copy the data folder using copy/rsync folder, what are the chances of data corruption?
5
votes
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 ...
2
votes
1answer
7k views

Full and differential restore with two backup files - SQL Server 2008

We are trying to establish a maintenance plan with 2 separate backups. One full backup over the weekend and differential backups through the week. [the differential backup has a "_diff" appended to ...
1
vote
1answer
801 views

Backing up an Oracle 10G Express on Windows 2000 Server

Oracle 10G Express installed on Windows 2000 Server Enterprise Edition. I am trying to automate backups and on Oracle's website I have found the following documentation. ...
7
votes
3answers
994 views

What methods are available to create a snapshot of an oracle database for testing purposes?

I am new to databases and have just been assigned to work with Oracle. We want to create a snapshot of the database for testing purposes that will allow us to revert back once we're done. I'm a bit ...
5
votes
2answers
422 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, ...
2
votes
1answer
4k views

How to Create Snapshot Backups in MySQL

I've seen a lot of people talking about snapshots backup, even I'm reading a book about mysql but nobody explain the code how to make a snapshots backup. This is what the book says: flush tables ...
3
votes
1answer
442 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 ...